Find your next tech and IT Job or contract iOS Mobile Developer (Swift, Objective-C...) in England

At CGI, you’ll help design and deliver modern digital solutions that power critical services and enable organisations to thrive in an increasingly connected world. In this role, you’ll shape scalable, cloud-first applications that deliver real business outcomes for our clients, combining robust engineering with creative problem-solving. You’ll work in an environment where ownership is encouraged, ideas are valued, and collaboration drives innovation, supported by experienced teams who invest in your growth. Together, we turn complex challenges into high-value solutions that make a lasting impact across industries and communities. 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 secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance.

Senior Software Developer (SIP/Python) Guildford/Remote - 1 day a month on-site £55,000 - £65,000 + Remote + Private Medical Insurance + Life Insurance + Other Benefits This is an excellent opportunity for a Software Engineer with a deep understanding of SIP, VoIP and Python to join a forward-thinking development team where you can further your skills and grow with an award-winning technology business. This company is an established technology partner and managed service provider, specialising in unified communications and cloud contact centre solutions. They help public and private sector organisations modernise their digital infrastructure with a focus on improving customer experience and operational efficiency through system integration and digital transformation. In this varied role you will take a lead in the development of an existing SIP platform. Responsibilities will involve designing and building value-add services, creating integrations for AI-driven services (such as voice recognition and transcription), and ensuring software remains secure at every level. The role also serves as a key technical resource for troubleshooting complex SIP/RTP issues and contributing to the continuous improvement of secure development policies. The ideal candidate will possess an in-depth working knowledge of VOIP protocols and Python. Candidates should be comfortable working with Docker, Linux, and REST APIs, while maintaining a high standard of OO Design. Beyond technical ability, the ideal applicant will be a strong communicator capable of bridging the gap between technical requirements and non-technical business objectives. This is a fantastic opportunity for a Senior Software Engineer to join within a position that offers autonomy to solve complex problems and the support of a highly skilled team that values professional growth and innovation. The Role: Design and develop the existing SIP platform and services. Connect systems to voice recognition and AI analysis. Ensure all code meets strict ISO/PCI-DSS standards. Provide resolutions for complex platform-level bugs. The Person: Extensive experience with Python, plus OO Design and REST APIs. In-depth understanding of SIP stack and trace analysis. Experience with SQLAlchemy, Git, and Docker. Desirable to have knowledge of Freeswitch, Kamailio, or C/C++ is a plus. Reference Number: BBBH266933 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.

At CGI, we’re shaping the future of intelligent operations through secure, scalable technology that drives real impact for clients. As a Software Developer in our Emerging Technology Practice, you’ll help advance our AIOps platform—engineering solutions that boost reliability, automation, and insight. You’ll be part of a supportive, creative environment where you can take ownership of high-value work and help deliver meaningful innovation across CGI. 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 secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position.

IBM Websphere Datapower Developer – Bromley London Our Client is seeking to recruit an IBM Websphere Datapower Developer with at least 3 to 5 years experience in Datapower. Strong understanding of SOA ESB concepts and Should understand end to end SOA architecture Experience in designing, developing, implementing, and supporting services using IBM WebSphere DataPower XI52 and XG45. Experience with SOAP and/or REST based Web services with emphasis on Security, including familiarity of SSL/TLS, Digital Signatures, WSSecurity and federated security Experience with implementing AAA in DataPower Hands on experience with XSLT, XSD and WSDLs development Experience working with various IBM WebSphere DataPower XI52 services such as XML Firewall, Web service proxy, and Multiprotocol Gateway Strong debugging and troubleshooting skills with knowledge on Testing tools like SOAPUI , Altova XMLSPY, Postman etc Nice to have · Should be able to provide the solutions using DataPower for the integration use cases · Experience in developing deployment polices and its usage during deployment · Able to understand SOMA scripting. Ant/Shell script knowledge is plus The rate is negotiable. The duration is 3 months. The location is Bromley. Please do send your CV to us in Word format urgently.

Liferay with Java Developer - Surrey We are looking to recruit a Java Developer with at least 2 to 5 years solid development expertise using Java Enterprise J2EE with Liferay. You will have experience of Designing & Developing Java Enterprise applications – including around 3 years solely in Java Enterprise Portals – like Liferay & WebSphere Portal. You should have experience of working within a team have the ability to lead teams of varying sizes & successfully delivered projects on/before deadline without losing focus on Quality. Experienced in interacting and communicating effectively with Clients and other team members. Executed number of projects using Agile philosophy. This is a permanent position based in Surrey. The salary for this role will be in the range £45K - £60K + benefits. Send your CV to us in MS Word format.

Senior MS Dynamics Developer – Victoria London Our Client is an international company looking to recruit a Senior MS Dynamics developer. You will have at least 5 years proven track record of working and developing with MS Dynamics. You will have the following skills: MS Dynamics CRM Online 2016 Update 1 within the Cloud · MS Dynamics CRM Online 2016 Update 1 within the Cloud · , C# hands-on experience. Should able to write .Net interfaces (Web services, WCF services) around Dynamics CRM system so that same can be used in other systems. · Support for the IIDV business likely to be assisting within any issues/possible bug fixing/potential development opportunities · Support the application post go-live during system setting and fix applications issues not necessarily related to code · Assisting with architecting the Dynamics CRM system, related customizations, portals, and reports to model the client’s organizational process · Advising customers on best practices for CRM, development or integration processes · Writing technical specifications for planned work · Creating data migration and integration mappings · Installing CRM and its related components such as Scribe. · Building the CRM forms, screens, and views, as well as workflows and reports around the customer needs for an interface · Guiding projects along through daily communications with the customer · Resolving technical issues · Regularly communicating with the customer on the status of the issue resolution · Participating in the design and architecture sessions Rate is negotiable. This is a 6 month contract based in Victoria London. Please send your CV to us in Word format along with daily rate and availability.

Mobile Backend Developer (JAVA/Kotlin) 6 Month contract initially Based: Manchester - Max 3 days Onsite Rate: £Market rates (via Umbrella company) We have a great opportunity with a world leading organisation where you will be provided with all of the support and development to succeed. A progressive organisation where you can really make a difference. We have a great opportunity for a Mobile Backend Developer (JAVA/Kotlin) to join the team. Seeking a Senior Application Engineer ( Backend cloud based application development) with deep technical expertise and thought leadership. You will drive strategy for your area of expertise across teams and foster a developer community within your domain. The role involves mentoring junior staff, ensuring high-quality deliverables, promoting best practices like TDD and BDD, and leading engineering practices across the SDLC. Key Responsibilities: * Provide advanced technical expertise in Backend Development, supporting the team with effective solutions and practical insights. * Participate in all phases of the Software Development Life Cycle (SDLC), including requirements gathering, development, deployment, and ongoing maintenance. * Demonstrate a commitment to keeping up with industry trends, emerging technologies, and best practices, actively applying them in your work. * Contribute new ideas, tools, and methodologies to help foster a culture of continuous improvement and innovation within the team. * Share knowledge and mentor peers and junior engineers, supporting their growth and skills development. * Collaborate with technical leads, IT teams, and business stakeholders to understand project requirements, implications, and dependencies. * Review and provide feedback on technical documentation, suggesting improvements where appropriate. * Promote and practice best development approaches such as Test-Driven Development (TDD) and Behavior-Driven Development (BDD) to deliver high-quality, maintainable code. * Apply design patterns to address complex problems, ensuring code is efficient, readable, and reusable. * Adhere to IT and Information Security policies and procedures in all engineering activities. Key Skills & Experience: * Preferred - Experience of building distributed scalable microservices using Java/Kotlin, Spring Boot, OAuth 2.0, Secure API design * Understanding of API design for mobile application with event driven architecture * Strong analysis and problem-solving skills * Knowledge of the financial services industry * Other technologies/areas: AWS, API Design, Automation testing This is an excellent opportunity on a great project of work, If you are looking for your next exciting opportunity, apply now for your CV to reach me directly, we will respond as soon as possible. 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.

Dynamics D365 Developer - Outside IR35 / Remote A number of D365 Developers are required. You will have extensive experience to customise and development of D365 CE/CRM capabilities. The ideal candidate will design, develop, and implement solutions within the Dynamics 365 ecosystem while integrating with Azure services and other third-party applications. Skills: - D365 CE / CRM - .Net, C#, Javascript, TypeScript - Experience developing PCF components and plugins. - Integrating Azure Functions, Service Bus, and other Azure resources. - Experience in RESTful API development and integration with third-party services. - Familiarity with Power Automate, Logic Apps, and Dataverse Web API. The role is for 3 months initially with further 3-6 month extensions highly likely. This is a home based role with ad hoc travel to London every 3 months. It is outside IR35. To be considered please send your CV over. 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.

Must have excellent Liferay and Java skills, Spring MVC, Apache CKF, Dozer (a fast and flexible framework for mapping back and forth between Java Beans) & XML: A minimum of 5 years’ work experience in Software Development Experience with implementing service-oriented architecture (SOA) Designs and develops Enterprise application integration (EAI) using any ESB products like Fuse, Camel, TIBCO, IBM message broker Designs and develops ESB/SOA/BPM middleware layers using tools like Mule ESB, jBPM Experienced in J2EE, Java Servlets, JMS, Design Patterns, Web services Solid hands-on experience in architecting and developing J2EE based web applications (JSP, Servlet, JDBC, JMS, JAXB) Expert level experience with SOAP and REST web services , open API development, and SOA concepts, using Spring with groovy, XML, JSON, and XSLT Solid understanding of integration & design patterns Gain adoption of platform delivery processes, standards and procedures Provide hands-on technical leadership throughout software development lifecycle (requirements gathering, Proof of Concept (POC) development, RFP creation and evaluation, design, development, implementation and close out) Experience in Database SQL Queries in Oracle Experience in Tomcat or WebLogic or Web sphere Ability to work independently in Agile Methodology (KanBan) Experience with different open source stacks including build & release processes like Maven, Ant, etc. Must have Liferay. Location is Stratford London. Duration is 2 months. Rate is negotiable. Please forward your CV in Word format.

Senior PHP Developer – City London The ideal candidate will have a minimum of 8 years commercial experience with PHP and MySQL working on a Linux server with good experience of Database Optimisation and Caching Technologies. You will sit just below the Tech Director and help perform some of the task that he does which are causing bottlenecks. You will be working hand in hand with our passionate in-house developer team helping improve and grow, our high-end, scalable e-commerce platform. You will be expected to do development work, along with getting involved in spec writing, assisting PMs with project planning, code reviews, architecture overview and implementation and assisting with the Company road map. You could either already be a Lead Developer/Development Manager etc. with full leadership over a development team. Required Skills: At Least 8+ years of Commercial Experience and Knowledge of: PHP MySQL, including database optimisation LAMP Linux MVC, ORM Unit Testing HTML CSS/XHTML JQuery Caching Technologies, such as MemCached, Redis or Varnish Ability to share and communicate ideas clearly, both orally and writing in impeccable English language Must have the ability to proactively lead development teams and provide technical direction Capacity to work independently or as part of a team and operate to tight deadlines Advantageous But Not Essential: Great knowledge of Apache, specifically Mod Rewrite Good working knowledge of Linux, including command line Server administration experience Ecommerce experience Smarty Salary will be £60K - £65K. Send your CV to us in Word format.

Internet Developer Software development company, producing policy administration systems and customer portals for the Life Insurance market. Seeking an individual with good experience in development experience in Java and Javascript /analysis/design experience in an IT environment. Must have previous experience working with Life Insurance systems, including business dashboards. Excellent spoken and written English. Fluency and accuracy in both spoken and written English is important to ensure that the individual does not compromise our delivery process or confuse clients. This position is based in Stratford, E15. 35 hours per week, Monday - Friday. 20 days paid holiday in the first year. Please email copy of your CV and a cover letter setting out your suitability for this role. The application closing date is 31/12/2015. We will not accept any application received after 31/12/2015. Sal – 27K – 30K Annually

Liferay with Java Developer - Surrey We are looking to recruit a Java Developer with at least 2 to 5 years solid development expertise using Java Enterprise J2EE with Liferay. You will have experience of Designing & Developing Java Enterprise applications – including around 3 years solely in Java Enterprise Portals – like Liferay & WebSphere Portal. You should have experience of working within a team have the ability to lead teams of varying sizes & successfully delivered projects on/before deadline without losing focus on Quality. Experienced in interacting and communicating effectively with Clients and other team members. Executed number of projects using Agile philosophy. This is a 6 month contract assignment based in Surrey. The rate is negotiable. Send your CV to us in MS Word format.

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

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.

Senior Microsoft Dynamics D365 CRM Developer Our Client is looking to recruit a Microsoft Dynamics CRM Developer with at least 5 years proven track record of developing within the MS Dynamics CRM suite. Lead the ongoing development for the Global MS Dynamics CRM platform. Develop solutions to varied complexity levels for requirements from the global business Maintain a high-quality platform by with solutions developed in line with coding standard Design and implement MS Dynamics CRM solutions to be fully compliant with Client’s business processes and requirements Design, code, test CRM application modules that meet Architecture Blueprint specification Use your deep and extensive knowledge of JScript, PowerApps, C#, .NET Core, and SQL Server, to further enhance the current solution to meet ongoing business requirements Participate in execution and documentation of tests ensuring that an application or architecture meets agreed Quality standards Ensure the implementation of best practices based on Microsoft Dynamics standards and supported configuration/customisations Evangelise the Dynamics core features and functionalities to support business decision making process Seek opportunities to continuously improve the Dynamics solution for the schools across all regions You will have 5+ years development in JS, C#. NET, SQL, PowerApps (1-2 yrs) 5+ years with all Dynamics areas (CRM, Marketing, Customer Service, Portal) Experience of process alignment to out of box functionality Configuration/customisation, Testing and debugging Development tools (Visual Studio) Excellent interpersonal skills English as primary language Experience in global delivery environment and working within a remote-teams. Experience of education sector and of DevOps with documenting solution design (High/low level) Must have MS Dynamics CRM Certifications along with a Degree in Information Systems or equivalent. The salary for this role will be circa £50K - £75K. The position will be based in Milton Keynes. Please send your CV to us in Word format along with your salary and availability.

We have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. International EFX Client requires a React UI developer to design the User Interfaces and Dashboards for their award winning ETrading Platform Candidate will play a leading role in the design, develop and optimise front end software solutions using modern technologies. Collaborate with product teams to and senior stakeholders to deliver scalable and reliable software. 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