Find your next tech and IT Job or contract C, C++ Developer in England

The role of the C, C++ developer: ensure programming in C and C++ languages within a company. If involved at the end of the design phase, their mission includes testing to validate the quality and relevance of products. Autonomous and free in their implementation choices, they have the opportunity to work in a wide variety of sectors given the popularity of C and C++ languages. Digital service companies and large IT user companies are sectors that particularly value them. They can also work as a freelancer to multiply experiences and sectors. This developer can easily progress to technical project manager positions, or transition into systems administration by deepening their skills in Unix scripting languages and JavaScript.

Explore the latest IT & tech jobs in England, home to numerous tech hubs and a diverse job market.

Your search returns 80 results.
Permanent

Job Vacancy
C# .NET Software Developer with FX

Published on

£50k-60k
City of London, England, United Kingdom
C# .NET Software Developer with FX Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven trach record of developing with C# .NET ideally with some understanding FX projects. The Company is a fast growing dynamic brokerage firm, specialising in currency options and interest rate swaps. They are seeking a talented technologist to join the London team. You will be working in a fast paced, delivery focused environment where you will get the opportunity to make a genuine impact on the business rather than just ‘making up the numbers’. Initially reporting to the CTO, the successful candidate will become a key member of the global team. There will be a large amount of autonomy in the role, giving the candidate the opportunity to showcase their development talents, Responsibilities :- Re-architecting and building the in-house middle office platform and integrating with a new trading platform. Developing pricing toolsets Integrating to external reporting/tradeflow and pricing APIs. Maintaining the company’s daily operation on the existing platforms. Essential skills :- Minimum 3 years experience Microsoft web technologies ( C#, Core MVC ) Relational database experience (SQL Server) Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred At least 3 years experience in a comparable development role. The Client is based in the City of London. The salary for this role will be £50K - £60K. Please do send your CV to us in Word format along with your salary and availability.
Permanent

Job Vacancy
C# Developer - C# / Sql server / Fixed income

Published on

£50k-80k
EC3V 3LA, City of London, England, United Kingdom
C# Developer - C# / Sql server / Fixed income The Front office (Fixed Income) software development team requires an agile and versatile specialist and team player with mid level expertise in .Net/C# software. The role requires an experienced individual who is comfortable to work in close partnership with a variety of front office stakeholders, globally. Role details Title: Software Developer (software engineer) Technical stack C#.NET. Wider stack .Net, .Net Core, C#, SQL Server Permanent role, salary £60-75,000 Location: London City and home working hybrid Focus: Front office Fixed Income Requirements: Good experience with C# / Sql server / Fixed income The role requires design and development of new software, integration with vendor systems, participating in on-call rota support and following and expanding the established SDLC processes. It involves participating in projects such as ION Anvil and leveraging Neptune and other Front office systems. Technical skills Technically strong in C#. Net core SQL server database Business knowledge- front office fixed income- can develop in this area. You will be partnered with the fixed income business so they will want to understand your knowledge and skills in that area Softer skills Good energy, wants to work and develop, take responsibility and make a difference- personality is the most important thing. Team Leading skills- Can also develop some team leading and managing the avps/ follow scrums, sprints, report to more senior people. This is a thriving team, who are genuinely looking for developers who they can develop and grow for a long term career. For more information, and the chance to be considered, please do send through a CV- good luck To find out more about Huxley, please visit Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales
Permanent

Job Vacancy
Full Stack Software Developer with C# Asp.net

Published on

£55k-75k
Basildon, England, United Kingdom
Fullstack Software Developer with C# Asp.net Our Client is an established is a recognised leader with a widely used commercial software in the financial markets. They are now looking for additional personnel to join the software development team with extensive proven expertise in developing software with C# with .net core – you must have at least 5 to 7 years experience. Personal Responsibilities: The Client is looking for a creative, detail-orientated Web Software Developer to join our Web Development team. Within the Web Development team, you will have the opportunity to enjoy working with a range of web technology across the full stack. The Company’s client base is growing and as part of this growth we are looking to improve and enhance our web-oriented product offerings. We are looking to recruit highly motivated and creative web developers who can be instrumental in delivering an ambitious digital roadmap. Previous Experience/Education: Web Developers at this Company don’t always need industry-specific work experience, but they must be able to demonstrate their web software coding capability in organisations of a similar size and complexity. Ideally, looking for Web Developers with 5 plus years work experience. Additionally, candidates should be experienced in debugging and profiling applications associated with developing, testing and deploying web applications. It is preferable for Web Developers to hold a degree in Computer Science or a related field. Successful Web Developers should have sound knowledge and experience in different programming applications. C#, Asp.net/Core, JavaScript, HTML, CSS, MVC and JSON are required core skills. Function: Candidates should be able to demonstrate strong ability to work independently and as part of a team building websites from the ground up in C#, MVC, Asp.net and Asp.net core. The successful candidate should have a good command of C#, HTML, CSS, JavaScript, JSON & Bootstrap. Exposure to any UI binding framework such as Vue.js, AngularJS, React, and Knockout would be beneficial. Additionally, the candidate should be comfortable using IIS. Full understanding of the MVC pattern, REST APIs and asp.net controllers are a must. Web developers should be aware of security vulnerabilities, such as those identified in OWASP, and their code should mitigate these threats. Required: Web Developers need experience in the design, creation and maintenance of websites across multiple platforms. The most important duties and responsibilities of the Web Developer include: Writing efficient code using best practice for software development Creating websites using different languages such as HTML and CSS Working with Programmers and Web Designers to create a website that matches the visual design intent Communicating with business colleagues to gather and refine requirements and specifications for content development within agreed-upon timelines Researching a variety of software programs Creating and maintaining the documentation for software used Improving and enhancing websites after they have been created Skills Required: A successful Web Developer candidate will have various prerequisite skills/qualifications needed for duties such as a Degree in Computer Science or related field). Some skills include, but are not limited to, the following: Strong interpersonal skills and the ability to establish and maintain close working relationships with business stakeholders and other technologists A pro-active approach with a keen attention to detail Proactive with a keen desire to take ownership of projects Functional knowledge and coding experience Basic knowledge of search engine optimisation (SEO) The ability to multitask within the budgets and time constraints set by the company Strong communication and problem-solving skills An understanding of development approaches and methods Knowledge of mobile applications, computer operating systems and web browsers Strong analytical skills The salary for this position with be in the range £55K - £75K plus benefits. The Client has offices in the City of London and close to Basildon in Essex. Currently this role will be based 2 days at the office in Essex and 3 days remote working. Please send your CV to us In Word format along with your salary and notice period.
Permanent

Job Vacancy
Senior Software Developer with C# .Net and Fixed Income

Published on

£60k-75k
City of London, England, United Kingdom
C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# .NET. The Client would like meet candidates ideally with some understanding Trading Floor projects to include Fixed Income, Risk Management, Swap Options and FX. You need to be resilient as you will be working closely with traders and developing financial trading systems so an understanding of FX instruments would be very useful. The Company is a fast growing dynamic brokerage firm, specialising in currency options and interest rate swaps. They are seeking a talented technologist to join the London team. You will be working in a fast paced, delivery focused environment where you will get the opportunity to make a genuine impact on the business rather than just ‘making up the numbers’. Initially reporting to the CTO, the successful candidate will become a key member of the global team. There will be a large amount of autonomy in the role, giving the candidate the opportunity to showcase their development talents, Responsibilities :- Re-architecting and building the in-house middle office platform and integrating with a new trading platform. Developing pricing toolsets Integrating to external reporting/tradeflow and pricing APIs. Maintaining the company’s daily operation on the existing platforms. Essential skills :- Minimum 3 to 5 years experience of Microsoft web technologies ( C#, Core MVC ) Relational database experience (SQL Server) Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred At least 3 years experience in a comparable development role. The Client is based in the City of London. The salary for this role will be £60K - £75K. Please do send your CV to us in Word format along with your salary and availability.
Permanent

Job Vacancy
C# Dot Net Software Developer with Fixed Income and FX

Published on

£80k-100k
City of London, England, United Kingdom
C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# .NET. The Client would like meet candidates ideally with some understanding Trading Floor projects to include Fixed Income, Risk Management, Swap Options and FX. You need to be resilient as you will be working closely with traders and developing financial trading systems so an understanding of FX instruments would be very useful. The Company is a fast growing dynamic brokerage firm, specialising in currency options and interest rate swaps. They are seeking a talented technologist to join the London team. You will be working in a fast paced, delivery focused environment where you will get the opportunity to make a genuine impact on the business rather than just ‘making up the numbers’. Initially reporting to the CTO, the successful candidate will become a key member of the global team. There will be a large amount of autonomy in the role, giving the candidate the opportunity to showcase their development talents, Responsibilities :- Re-architecting and building the in-house middle office platform and integrating with a new trading platform. Developing pricing toolsets Integrating to external reporting/tradeflow and pricing APIs. Maintaining the company’s daily operation on the existing platforms. Essential skills :- Minimum 3 to 5 years experience of Microsoft web technologies ( C#, Core MVC ) Relational database experience (SQL Server) Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred At least 3 years experience in a comparable development role. The Client is based in the City of London. The salary for this role will be £80K - £100K. Please do send your CV to us in Word format along with your salary and availability.
Permanent

Job Vacancy
Fullstack with C# Dot net HTML Web Software Developer

Published on

£50k-70k
Basildon, England, United Kingdom
Fullstack with C# Dot net HTML Web Software Developer Our Client is leader in the development of software for the financial sector. We are looking for a creative, detail-orientated Web Developer to join our Web Development team. You must have at least 5 years experience of working as a Fullstack Web Software Developer with C# Dot Net HTML and CSS. Within the Web Development team, you will have the opportunity to enjoy working with a range of web technology across the full stack. Our client base is growing and as part of this growth we are looking to improve and enhance our web-oriented product offerings. We are looking to recruit highly motivated and creative web developers who can be instrumental in delivering an ambitious digital roadmap. Previous Experience/Education: Web Developers don’t always need industry-specific work experience, but they must be able to demonstrate their web coding capability in organisations of a similar size and complexity. Ideally, we are looking for Web Developers with five plus years work experience. Additionally, candidates should be experienced in debugging and profiling applications associated with developing, testing and deploying web applications. It is preferable for Web Developers to hold a degree in Computer Science or a related field. Successful Web Developers should have sound knowledge and experience in different programming applications. C#, Asp.net/Core, JavaScript, HTML, CSS, MVC and JSON are required core skills. Role Function: Candidates should be able to demonstrate strong ability to work independently and as part of a team building websites from the ground up in C#, MVC, Asp.net and Asp.net core. The successful candidate should have a good command of C#, HTML, CSS, JavaScript, JSON & Bootstrap. Exposure to any UI binding framework such as Vue.js, AngularJS, React, and Knockout would be beneficial. Additionally, the candidate should be comfortable using IIS. Full understanding of the MVC pattern, REST APIs and asp.net controllers are a must. Web developers should be aware of security vulnerabilities, such as those identified in OWASP, and their code should mitigate these threats. Knowledge Required: Web Developers will need experience in the design, creation and maintenance of websites across multiple platforms as follows: Writing efficient code using best practice for software development Creating websites using different languages such as HTML and CSS Working with Programmers and Web Designers to create a website that matches the visual design intent Communicating with business colleagues to gather and refine requirements and specifications for content development within agreed-upon timelines Researching a variety of software programs Creating and maintaining the documentation for software used Improving and enhancing websites after they have been created Skills Required: A successful Web Developer candidate will have various prerequisite skills/qualifications needed for duties such as a Degree in Computer Science or related field). Some skills include, but are not limited to, the following: Strong interpersonal skills and the ability to establish and maintain close working relationships with business stakeholders and other technologists A pro-active approach with a keen attention to detail Proactive with a keen desire to take ownership of projects Functional knowledge and coding experience Basic knowledge of search engine optimisation (SEO) The ability to multitask within the budgets and time constraints set by the company Strong communication and problem-solving skills An understanding of development approaches and methods Knowledge of mobile applications, computer operating systems and web browsers Strong analytical skills The Client provides highly configurable enterprise software solutions to leading companies within the insurance sector. Working with our Client you will become part of a close-knit team dedicated to providing tools to improve our clients’ businesses. Currently 3 days WFH and 2 days in the office (Mondays & Wednesdays). The position will be based close to Basildon in Essex. The salary for this role will be in the range £50K - £70K. Please do send your CV to us in Word format along with your salary and notice period.
Permanent

Job Vacancy
Software Engineers (Java, C#, C++, Python, JavaScript, React)

Published on

Widecombe-in-the-Moor, England, United Kingdom
Locations: Gloucester, Bristol, Chippenham, Reading, London, Leatherhead, Leicester, Manchester CGI was recognised in the Sunday Times Best Places to Work List 2023 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. Due to the secure nature of the role, we are only able to progress applicants who are a sole UK National and who currently hold SC clearance or are eligible to obtain SC clearance. We are looking for senior, mid-level developers to join the team and support us in creating mission critical solutions for our exciting range of projects and programmes within the space and defence domain.
Permanent

Job Vacancy
Software Engineer (C++)

Published on

Gloucester, England, United Kingdom
At CGI, we’re redefining what’s possible in the Space, Defence, and Intelligence sector delivering secure, mission-critical systems that protect the UK and drive national capability. As a C++ Software Engineer, you’ll help design and implement next-generation solutions that enable operational excellence and resilience in the most demanding environments. You’ll be part of a trusted team that values innovation, ownership, and collaboration—empowering you to shape the future of defence technology while advancing your own career through continuous learning and professional growth. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the highly secure nature of the work, this role is only open to sole UK Nationals who hold or are eligible to hold High-Level Clearance (HLC). While hybrid or remote working may be possible, regular attendance at the secure site will be required.
Permanent

Job Vacancy
Senior Software Engineer with C# .net Fixed Income FX

Published on

£50k-75k
City of London, England, United Kingdom
C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# .NET. The Client would like meet candidates ideally with some understanding Trading Floor projects to include Fixed Income, Risk Management, Swap Options and FX. You need to be resilient as you will be working closely with traders and developing financial trading systems so an understanding of FX instruments would be very useful. The Company is a fast growing dynamic brokerage firm, specialising in currency options and interest rate swaps. They are seeking a talented technologist to join the London team. You will be working in a fast paced, delivery focused environment where you will get the opportunity to make a genuine impact on the business rather than just ‘making up the numbers’. Initially reporting to the CTO, the successful candidate will become a key member of the global team. There will be a large amount of autonomy in the role, giving the candidate the opportunity to showcase their development talents, Responsibilities :- Re-architecting and building the in-house middle office platform and integrating with a new trading platform. Developing pricing toolsets Integrating to external reporting/tradeflow and pricing APIs. Maintaining the company’s daily operation on the existing platforms. Essential skills :- Minimum 3 to 5 years experience of Microsoft web technologies ( C#, Core MVC ) Relational database experience (SQL Server) Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred At least 3 years experience in a comparable development role. The Client is based in the City of London. The salary for this role will be £50K - £75K. Please do send your CV to us in Word format along with your salary and availability.
Premium Job
Permanent

Job Vacancy
Fullstack with C# Dot net HTML Web Software Developer

Published on
ASP.NET MVC
C#
CSS

£50k-70k
RM1 1PS, London Borough of Havering, England, United Kingdom
Hybrid
Fullstack with C# Dot net HTML Web Software Developer Our Client is leader in the development of software for the financial sector. We are looking for a creative, detail-oriented Web Developer to join our Web Development team. You must have at least 5 years' experience of working as a Fullstack Web Software Developer with C# Dot Net HTML and CSS. Within the Web Development team, you will have the opportunity to enjoy working with a range of web technology across the full stack. Our client base is growing and as part of this growth we are looking to improve and enhance our web-oriented product offerings. We are looking to recruit highly motivated and creative web developers who can be instrumental in delivering an ambitious digital roadmap. Previous Experience/Education: Ideally, we are looking for Web Developers with five plus years work experience. Additionally, candidates should be experienced in debugging and profiling applications associated with developing, testing and deploying web applications. It is preferable for Web Developers to hold a degree in Computer Science or a related field. Successful Web Developers should have sound knowledge and experience in different programming applications. C#, , JavaScript, HTML, CSS, MVC and JSON are required core skills. Role Function: Candidates should be able to demonstrate strong ability to work independently and as part of a team building websites from the ground up in C#, MVC, and core. The successful candidate should have a good command of C#, HTML, CSS, JavaScript, JSON & Bootstrap. Exposure to any UI binding framework such as Vue.js, AngularJS, React, and Knockout would be beneficial. Additionally, the candidate should be comfortable using IIS. Full understanding of the MVC pattern, REST APIs and controllers are a must. Web developers should be aware of security vulnerabilities, such as those identified in OWASP, and their code should mitigate these threats. Knowledge Required: Web Developers need experience in the design, creation and maintenance of websites across multiple platforms as follows: Writing efficient code using best practice for software development Creating websites using different languages ​​such as HTML and CSS Working with Programmers and Web Designers to create a website that matches the visual design intent Communicating with business colleagues to gather and refine requirements and specifications for content development within agreed-upon timelines Researching a variety of software programs Creating and maintaining the documentation for software used Improving and enhancing websites after they have been created Skills Required: A successful Web Developer candidate will have various prerequisite skills/qualifications needed for duties such as a Degree in Computer Science or related field). Some skills include, but are not limited to, the following: Strong interpersonal skills and the ability to establish and maintain close working relationships with business stakeholders and other technologists A pro-active approach with a keen attention to detail Proactive with a keen desire to take ownership of projects Functional knowledge and coding experience Basic knowledge of search engine optimization (SEO) The ability to multitask within the budgets and time constraints set by the company Strong communication and problem-solving skills An understanding of development approaches and methods Knowledge of mobile applications, computer operating systems and web browsers Strong analytical skills We provide highly configurable enterprise software solutions to leading companies within the insurance sector. Working with our Client you will become part of a close-knit team dedicated to providing tools to improve our clients' businesses. Currently 3 days WFH and 2 days in the office (Mondays & Wednesdays). The position will be based close to Basildon in Essex. The salary for this role will be in the range £50K - £70K. Please do send your CV to us in Word format along with your salary and notice period.
Permanent

Job Vacancy
Umbraco Developer

Published on

£45k-50k
South Holland, England, United Kingdom
Umbraco Developer Spalding, Lincolnshire (Office-based) £Competitive Salary DOE + Holiday + Pension This is an excellent opportunity for an experienced and highly proficient Umbraco Developer to join a business at an exciting time of growth. This role offers a varied and interesting position where you will have freedom to work on bespoke projects. This company is a digital transformation company specialising in bespoke software development, legacy system support, and enterprise applications for a diverse range of clients. In this varied role you will design, develop, and maintain Umbraco-based web applications, implement clean and scalable code using .NET and C#, integrate REST APIs, while contributing to planning and code reviews, and ensure adherence to security standards using Git-based workflows and CI/CD. The ideal candidate will have previous commercial Umbraco CMS experience (including custom back-end development), strong proficiency in .NET (C#) MVC and a solid awareness of secure coding standards. Experience with SQL databases, RESTful services and Git is also required. This is a fantastic opportunity for an Umbraco Developer looking for a role that will involve a variety of different tasks and brings the opportunity to work within a business that heavily invests in training for its staff. The Role Design and maintain Umbraco web applications and services. Implement secure and scalable code. Ensure security by adhering to security standards. Use Git workflows and CI/CD in an agile environment. The Person Previous commercial experience with Umbraco CMS (custom back-end). Strong proficiency in .NET (C#) MVC and modern development. Experience with SQL, REST APIs, Git, ADO, and quality tools like SonarQube. Able to commute to Spalding 5 days a week. Reference Number: BBBH266585 To apply for this role or for to be considered for further roles, please click "Apply Now" or contact Tom McLaughlin at Rise Technical Recruitment This vacancy is being advertised by Rise Technical Recruitment Ltd. The services of Rise Technical Recruitment Ltd are that of an Employment Agency Rise Technical Recruitment Ltd regrets to inform that our client can only accept applications from engineering candidates who have a valid legal permit or right to work in the United Kingdom. Potential candidates who do not have this right or permit, or are pending an application to obtain this right or permit should not apply as your details will not be processed.
Contractor

Contractor job
Tandem Developer

Published on

2 months
£375-403
SW1A 2AH, London, England, United Kingdom
Hybrid
**INSIDE IR35** **HYBRID WORKING** We are seeking an experienced Tandem Developer to join our technology team in London, specializing in Cards domain and banking applications. The ideal candidate will have deep expertise in HP NonStop (Tandem) systems and hands-on experience in payment processing, card transaction systems, and integration with banking platforms. This role involves developing, maintaining, and optimizing mission-critical applications in a high-availability environment. ________________________________________ Key Responsibilities: * Application Development & Maintenance: o Design, develop, and maintain applications on the HP NonStop (Tandem) platform. o Work with TACL, COBOL, C, and Guardian for application development and support. * Cards & Banking Domain Expertise: o Implement solutions for card transaction processing, settlement, and authorization systems. o Integrate with core banking systems, payment gateways, and regulatory compliance frameworks. * System Analysis & Optimization: o Perform system analysis, troubleshooting, and performance tuning for high-volume transaction environments. * Compliance & Security: o Ensure adherence to PCI DSS, security standards, and regulatory requirements. * Collaboration & Governance: o Work closely with business analysts and stakeholders to deliver robust, scalable solutions. * Production Support: o Provide L2/L3 support for critical banking and card systems, ensuring minimal downtime. ________________________________________ Required Skills & Experience: * Technical Expertise: o Strong experience with HP NonStop (Tandem) systems. o Proficiency in TACL, COBOL, C, Guardian, and Enscribe/NonStop SQL. o Knowledge of ISO 8583 messaging, batch and online transaction processing. * Domain Knowledge: o Hands-on experience in Cards domain (credit/debit card processing, EMV standards, tokenization). o Familiarity with Base24, payment systems, and financial transaction processing. * Other Skills: o Strong problem-solving and analytical skills. o Experience with fault-tolerant systems and high-availability architectures. ________________________________________ Preferred Qualifications: * Experience with modernization strategies for legacy Tandem applications. * Exposure to Visa/Mastercard schemes, fraud prevention, and settlement processes. * Banking certifications or domain-specific training in cards/payments. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.
Permanent

Job Vacancy
Principal Software Engineer - C++, Python

Published on

£55k-70k
Oxford University Press, England, United Kingdom
Looking for a role where your work genuinely matters? This is your chance to join a close-knit engineering team building software that powers world-class scientific instruments. These systems help researchers push the boundaries of physics and materials science and you'll play a key part in making that happen. If you enjoy solving complex problems, collaborating across disciplines, and want to see your code make a real impact, this could be the perfect fit. What you'll do 🛠️ Own the lifecycle: Design, develop, and maintain software for precision instruments. 50% coding, 25% documentation, 25% coordination. Build clean solutions: Write modern C++ and Python in a Linux environment, delivering robust, maintainable code. Collaborate widely: Work with engineers, technicians, manufacturing teams, and scientists to turn business requirements into technical solutions. Hardware integration: Interface with programmable instruments and ensure smooth hardware/software interaction. Test and validate: Create and run unit and integration tests to guarantee reliability. Lead by influence: Mentor junior engineers and contribute technical input during design reviews. What you'll bring 🧠 Strong experience in C++ and Python for complex systems. Solid Linux development background. Proven ability to deliver maintainable, high-performance software. Degree in Computer Science, Engineering, Physics, or equivalent practical experience. Excellent communication skills and the ability to work across multiple teams. Strong experience in translating business requirements into technical solutions. Working arrangement 🧭 Hybrid: 3 days on-site in Oxford, with early finish Fridays (1pm). Expect hands-on collaboration in the lab for hardware integration and testing. Salary & Benefits 🎁 Up to £68,000 plus bonus scheme. 25 days annual leave + bank holidays. Pension contribution and comprehensive benefits package. Opportunities for career development in a growing, technology-led business. 📩 Apply now or get in touch for a confidential chat about the role. To find out more about Computer Futures please visit Computer Futures, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales
Fixed term

Job Vacancy
Umbraco Developer - Contract

Published on

3 months
South Holland, England, United Kingdom
Hybrid
Umbraco Developer 3 Month Contract Outside IR35 Spalding, Lincolnshire (2 days on-site) £Competitive Salary + ASAP Start + Outside IR35 This is an excellent opportunity for an experienced and highly proficient Umbraco Developer to join a business at an exciting time of growth. This role offers a varied and interesting position where you will have freedom to work on bespoke projects. This company is a digital transformation company specialising in bespoke software development, legacy system support, and enterprise applications for a diverse range of clients. In this varied role you will design, develop, and maintain Umbraco-based web applications, implement clean and scalable code using .NET and C#, integrate REST APIs, while contributing to planning and code reviews, and ensure adherence to security standards using Git-based workflows and CI/CD. The ideal candidate will have previous commercial Umbraco CMS experience (including custom back-end development), strong proficiency in .NET (C#) MVC and a solid awareness of secure coding standards. Experience with SQL databases, RESTful services and Git is also required. This is a fantastic opportunity for an Umbraco Developer looking for a role that will involve a variety of different tasks and brings the opportunity to work within a business that heavily invests in training for its staff. The Role Design and maintain Umbraco web applications and services. Implement secure and scalable code. Ensure security by adhering to security standards. Use Git workflows and CI/CD in an agile environment. The Person Previous commercial experience with Umbraco CMS (custom back-end). Strong proficiency in .NET (C#) MVC and modern development. Experience with SQL, REST APIs, Git, ADO, and quality tools like SonarQube. 2 days a week on-site Outside IR35 Contract with immediate start. Reference Number: BBBH266591 To apply for this role or for to be considered for further roles, please click "Apply Now" or contact Tom McLaughlin at Rise Technical Recruitment This vacancy is being advertised by Rise Technical Recruitment Ltd. The services of Rise Technical Recruitment Ltd are that of an Employment Agency Rise Technical Recruitment Ltd regrets to inform that our client can only accept applications from engineering candidates who have a valid legal permit or right to work in the United Kingdom. Potential candidates who do not have this right or permit, or are pending an application to obtain this right or permit should not apply as your details will not be processed.
Fixed term

Job Vacancy
.NET Developer

Published on

SW1A 2AH, London, England, United Kingdom
.NET Backend Developer London 3-6 month FTC £60,000 to £70,000 Pro Rata + Benefits Excellent opportunity for an experienced .NET Backend Developer to join a rapidly growing business in London, where you will play a key role in shaping the backend systems, API architecture, and cloud infrastructure that support the company's technology roadmap. They already work across a range of platforms and services and now require a skilled Backend Developer with strong experience in C#, ASP.NET, SQL Server, and AWS in order to support their ongoing growth and technical evolution. In this role you will collaborate closely with engineering teams and business stakeholders to design and build backend services, APIs, and cloud hosted systems. You will work with technologies such as C#, ASP.NET Core, RESTful APIs, SQL Server, and AWS services. You will also support deployments, performance tuning, and the improvement of backend architecture and development processes. The ideal candidate will have strong commercial experience in backend focused .NET development with solid skills in C#, ASP.NET, SQL Server, and AWS cloud environments. Experience working with RESTful APIs, HTML, CSS, JavaScript for integration, and a desire to keep up with modern backend technologies is essential. This is an exciting role that provides the opportunity to join a company at the beginning of its next phase of expansion, offering excellent long term progression for the right candidate. The Role: * Collaborate with engineering teams to design and develop backend systems and APIs * Develop secure, scalable, and maintainable services using C# and ASP.NET Core * Work with SQL Server to optimise queries, stored procedures, and performance * Support AWS deployments and cloud environment configuration * Analyse issues in existing systems and provide robust technical solutions * Contribute to continuous improvement of tools, processes, and codebase standards The Person: * Experienced .NET Backend Developer with strong C#, ASP.NET, and SQL Server skills * Commercial experience with backend focused development * Proficient in designing and consuming RESTful APIs * Knowledge of HTML, CSS, and JavaScript for integration and debugging * Experience working with AWS services * Strong problem solving skills with good attention to detail and communication abilities
Permanent

Job Vacancy
Senior Developer

Published on

£50k
Filton, England, United Kingdom
Job Title: Senior Developer Location: Various - Filton/Glasgow/Portsmouth - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Up to £50,000 (dependent on skills and experience) What you'll be doing: Fully responsible for analysing requirements, estimating, designing, scoping, architecting, developing and unit testing capability Demonstrate capability intent through authoring of design solutions, data modelling, process diagrams and other supplementary information along with direct collaboration with stakeholders Contributes to the planning and implementation of upgrade activities, including installation and configuration of software Investigate operational IT incidents, applies effective fixes to resolve, checking the incidents are updated and closed in accordance with agreed procedures and standards Consult with stakeholders to identify project needs, build trust and use experience and expertise to drive positive project outcomes Utilises advanced technical expertise to optimise performance by diagnosing bottlenecks, conducting data profiling and benchmarking, and performing maintenance and complex toolset configuration Participate in development processes and practices (Agile), backlog refinement, daily stand ups, show and tell sessions Coach and support associate and junior developers to progress their tasks and help them grow within their own roles Champion best practices, continuous improvement, coding standards and provide technical steer to other IT functions Your skills and experiences: Essential: Strong experience in Java, minimum Java 8. Expected Java 11/21 Strong Perl experience Strong Object Orientated Analysis and Design experience Strong experience in web technologies such as JavaScript, HTML, CSS Strong experience in web services. SOAP-based and RESTful A solid understanding of databases Desirable: Experience with CAD (Siemens Foran/NX) Experience with Windchill or Teamcenter Experience with Product Lifecycle Management Certification of Java, minimum Java 8. Expected Java 11/21 Oracle Certified Professional (OCP) Java Certified Associate (OCA) Understanding of software design patterns BEng/MEng or Computer Science degree Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Product Lifecycle Management (PLM) Development team: We provide Product Lifecycle Management (PLM) solutions crucial for both our Naval UK and key international export programs. Our organisation is currently driving a pivotal, technology-led digital transformation to optimize our entire operational landscape As a key member of a small, dedicated development team, you will be instrumental in building core capabilities to address immediate business needs while proactively evaluating emerging technologies to secure our long-term strategic advantage Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date 17th December 2025

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Frequently asked questions about working as a C, C++ Developer

What is the role of a C, C++ Developer

The C++ developer uses this specific computer language to find ad hoc solutions to their clients' needs. Widely used in the market, this programming language is a skill highly sought after by recruiters.

How much does a C, C++ Developer charge

On average, a C++ expert charges 390 euros per day in the provinces, and 420 euros in the Paris region. The average annual salary for a C, C++ developer is £30K.

What is the definition of a C, C++ Developer

The role of the C++ freelancer is to produce clean and rigorous code, ensuring the performance and quality of the developed program. They participate downstream of the design phase, and their mission continues until the tests validating the quality and relevance of the produced programs.

What type of mission can a C, C++ Developer handle

The C, C++ developer masters the algorithmic and syntactic subtleties of the object-oriented language, to be able to select the best implementation solutions and successfully carry out the assigned mission. The sectors that welcome C++ freelancers are very diverse: banking sector, software development, ticketing, video games...

What are the main skills of a C, C++ Developer

Often, the C++ expert has comprehensive skills and also masters the syntax of control structures in PHP, Java and JavaScript, derived from C/C++. He will therefore be able to participate in projects using languages similar to his first language.

What is the ideal profile for a C, C++ Developer

The C++ expert must have: - excellent interpersonal skills, as they collaborate daily with many profiles: product owners, project managers, freelance developers; - good stress resistance, planning with often intense phases close to contractual deadlines
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