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Permanent

Job Vacancy
Senior Java Developer

CGI
Published on

United Kingdom
At CGI, we help some of the world’s most recognised organisations solve complex challenges through innovative technology and expert delivery. As a Senior Java Developer, you’ll play a pivotal role in designing and delivering scalable software solutions that drive meaningful outcomes for our clients across multiple industries. Working within collaborative Agile teams, you’ll contribute technical expertise, influence solution design, and help shape high-quality digital services. You’ll be empowered to take ownership of your work, bring fresh ideas to complex problems, and grow your career within a supportive environment that values innovation, continuous learning, and delivering lasting impact for clients and communities alike. 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. Our teams operate within a flexible hybrid working model, however on-site requirements vary by project, so the ability to travel as required to meet client needs is essential.
Permanent

Job Vacancy
Java Backend Developer

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Published on
Apache Kafka
CI/CD
Git

London, England, United Kingdom

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Contractor job
Senior Salesforce Developer – City London

Nexus Jobs Limited
Published on

£300-400
London, England, United Kingdom
Senior Salesforce Developer – City London We are currently looking to recruit a Senior Salesforce Developer with at least 2 to 5 years proven experience in working and developing with Salesforce 2/3 years on Salesforce projects; 2 + year of Zuora implementation with customization experience in Z – Force Quote and Z – Force 360; 2+ years of experience in Apex, Visualforce, Javascript and JQuery development; Extensive integration experience using different integration methodologies in Salesforce and Zuora and in using ETL tools (Informatics cloud an asset); Salesforce Certified Developer (DEV 401); Salesforce Certified Administrator (ADM 201); Salesforce Certified Sales Cloud Consultant (plus); QUALIFICATIONS: IT college degree (or equivalent); 2-3 years’ experience in Zuora and Salesforce. This is a 6 month contract based in the City London. Please send your CV to us in Word format.
Contractor

Contractor job
Senior Software Developer with Angular or Liferay

Nexus Jobs Limited
Published on

£300-500
Horsham, England, United Kingdom
Senior Software Developer with Angular or Liferay Our Client is looking to recruit a Senior Software Developer with Angular or Liferay. You will have at least 5 years experience of developing software with Angular and/or Liferay. A degree in Engineering, Computer Science or other IT related education please (Bachelor/Master). You need to be crazy about Java-based web/enterprise application development and deployment and have experience with Java. You have working experience with Angular 5 and/or Liferay 7 / DXP. Single-Page Application (SPA) doesn't have any secrets for you. Experience with the Spring Framework is a must. You need to be a fast learner, willing to learn and implement new technologies. Excellent verbal and written knowledge of the English language is a must. You are independent, flexible and you can prioritise. You have great team spirit! At least, most of the time...... This is 6 month contract assignment based in Surrey. Please send your CV to us in Word format along with availability and daily rate.
Permanent

Job Vacancy
Machine Learning Engineer / MLOps Engineer (Contract)

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Published on
Apache Kafka
CI/CD
Deep learning

United Kingdom

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Permanent

Job Vacancy
Machine Learning Researcher | Remote

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Published on
Deep learning
Ocaml
Python

United Kingdom

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Permanent

Job Vacancy
Python Developer (DV Security Clearance)

CGI
Published on

Gloucester, England, United Kingdom
CGI’s Space, Defence and Intelligence business unit focuses on delivering contemporary and innovative technical solutions to government agencies tackling some of the most complex challenges. We design, build, and operate bespoke, mission-critical systems that help keep the UK safe and secure. We are looking for experienced Python Developers to join our cross-functional teams. Working closely with our clients, you will help design, build, and deliver secure, scalable solutions in a highly rewarding and impactful environment. CGI places strong emphasis on learning and development, ensuring your skills evolve alongside the latest technologies. Our culture promotes innovation, collaboration, and ownership—ideal for motivated self-starters. Due to the secure nature of the work, these roles require UK Security Clearance and sole UK nationality. Candidates should either already hold DV clearance or be willing and eligible to obtain it.
Contractor

Contractor job
Senior Azure Cloud Architect

Groupe Aptenia
Published on
Azure
Microsoft Entra ID

12 months
€500-850
Brussels, Brussels-Capital, Belgium
The scope includes, but is not limited to: · Contribute to the evolution of the Azure cloud security architecture vision, principles, and roadmap · Define and maintain cloud security reference architectures and reusable security patterns · Ensure security requirements are embedded in Azure landing zones, platform services, and workloads · Define and enforce cloud security guardrails, standards, and baselines across Azure environments · Provide security architecture guidance and review for cloud solution designs and platform changes · Ensure alignment with enterprise security architecture and governance standards · Define and maintain Azure security policies and control frameworks aligned with industry frameworks · Support implementation of policy as code using Azure Policy and related governance tooling · Define and oversee security exception handling and risk acceptance processes · Design and review identity and access management architectures · Define privileged access management models and administrative access controls · Enforce least privilege and zero trust principles across Azure environments · Define standards for single sign on, multi factor authentication, managed identities, and role based access control · Define and review secure Azure network architectures including segmentation and isolation models · Define ingress and egress control patterns and traffic inspection strategies · Review designs for Azure Firewall, Web Application Firewall, Private Link, DNS security, and DDoS protection · Define secure hybrid connectivity patterns and network security requirements · Define encryption standards and key management architecture options · Define data classification, data protection, and sensitive data handling requirements · Define data loss prevention controls and security requirements for data storage and processing · Review backup, recovery, and data sovereignty requirements from a security perspective · Define secure Azure landing zone architecture patterns and platform security baselines · Define platform hardening standards and configuration management requirements · Ensure security logging, monitoring, and auditability requirements are embedded in platform design · Define secure configuration standards for core Azure platform services · Define security requirements for Infrastructure as Code and cloud automation approaches · Review Terraform and CI/CD designs from a security and governance perspective · Define security testing requirements including dependency scanning, container scanning, and IaC scanning · Promote shift left security practices across platform and application teams · Conduct cloud security architecture risk assessments and provide mitigation guidance · Support internal and external audit and compliance activities · Map cloud security controls to regulatory and industry frameworks · Define compensating controls where required · Support continuous compliance and security posture improvement initiatives · Collaborate with cloud architecture, platform engineering, security, and operations teams to ensure consistent security implementation · Produce architectural documentation, security design decisions, and governance artefacts.
Permanent

Job Vacancy
Senior Fullstack Java Developer

Nexus Jobs Limited
Published on

£60k-75k
London, England, United Kingdom
Senior Fullstack Software Developer Our Client is a relatively young company but growing quickly in the world of financial technology solutions. They are now looking to recruit a Senior Fullstack Software Developer with at least 5 plus years expertise. The ideal candidate will have great problem solving and communication skills and be comfortable with fast paced design, development and deployment working in an agile environment. Worked extensively on iOS, Android & web apps and built complex, responsive and sophisticated apps. We are looking for a smart, innovative technical lead to help us coordinate and drive a project of building a next-gen high-performance app. Duties and Responsibilities: Lead the technical arm of the team in a fast iteration cycles, with tight deadlines using an agile/scrum methodology, while ensuring applications meet quality standards Coordinate configuring, coding, developing, and documenting software specifications throughout the project life cycle (concept, design, build, deploy, test and release to app store; as well as post launch operations such as support, troubleshoot, improvements etc.) Participate in technical, design, and architecture discussions with external partners from the finance sector Collaborate with cross-functional teams to determine business requirements, as well as design, develop, and test application code to ensure that business requirements are met Drive a best practices approach to the continuous improvement of products, processes, and tools. Identify and correct bottlenecks and fix bugs for all production issues Liaise with product development team to plan new features Research and suggest new mobile products, applications and protocol Qualifications / Experience: Highly proficient in React, Swift or Objective C, Java for mobile development; Rails, nodejs and Angular for web development 5 to 7 years of extensive native mobile app (iOS & Android) and web app development experience Demonstrable portfolio of released web apps, mobile applications on the App store or the Android market Experience with multi-threaded client software, client-server architecture and scaling systems Experienced in implementation of Methodologies and the Software Development Life-cycle (Agile) Fully equipped with development Tools (Xcode, Android Studio, Eclipse) and source control tools (Git, Stash) Ability to perform in a team environment Knowledge and experience with the Financial Information Exchange FIX Protocol would be handy as well as working with trading or currency exchange technology. This position is based in the City London. Salary will be circa £60K - £75K. Please send your CV in Word format along with salary and availability.
Contractor

Contractor job
Senior Liferay DXP Software Developer - Norwich

Nexus Jobs Limited
Published on

£300-500
Norwich, England, United Kingdom
Senior Liferay DXP Software Developer We urgently require a Senior Liferay DXP Software Developer with at least 3 to 5 years expertise of working Liferay and Java. The project involves a Liferay DXP Upgrade. You will be involved in the technical discussions to how best to change current hooks in 6.2 in a way that can easily be migrated to Liferay DXP. There will also be some technical consultancy required to define strategy and approach for content migration and content structure. The following are some elements of what will be required: script to migrate snippet portlet preferences to Liferay Content template to display the migrated content via Liferay content portlet automatic replacement of the existing snippet portlet with a Liferay content portlet displaying appropriate content. Additionally part of the project will contain department knowledge transfer and training on best practise use of Liferay DXP to include: Deployment workstation/developer environment setup dependency management continuous integration This is a 6 month contract assignment. Will be based in Norwich. Please send your CV to us in Word format along daily rate and availability.
Permanent

Job Vacancy
Python Engineer

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Published on
Python

England, United Kingdom

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Permanent

Job Vacancy
Senior Software Developer - Salesforce

CGI
Published on

United Kingdom
As a Senior Salesforce Developer at CGI, you’ll help clients transform their business through innovative Salesforce solutions that deliver measurable value. You’ll design and develop scalable systems that streamline operations, enhance user experience, and drive strategic growth. Working in a collaborative environment, you’ll have the opportunity to influence technical direction, mentor others, and lead projects that make a real impact across industries. You’ll be part of a culture that values ownership, creativity, and support, empowering you to shape both client outcomes and your own career path. 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.
Contractor

Contractor job
Senior MS Dynamics Developer – Victoria London

Nexus Jobs Limited
Published on

£250-400
Victoria, England, United Kingdom
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.
Contractor

Contractor job
Senior Liferay DXP Software Developer - Reading

Nexus Jobs Limited
Published on

£300-500
Reading, England, United Kingdom
Senior Liferay DXP Software Developer We urgently require a Senior Liferay DXP Software Developer with at least 3 to 5 years expertise of working Liferay and Java. The project involves a Liferay DXP Upgrade. You will be involved in the technical discussions to how best to change current hooks in 6.2 in a way that can easily be migrated to Liferay DXP. There will also be some technical consultancy required to define strategy and approach for content migration and content structure. The following are some elements of what will be required: script to migrate snippet portlet preferences to Liferay Content template to display the migrated content via Liferay content portlet automatic replacement of the existing snippet portlet with a Liferay content portlet displaying appropriate content. Additionally part of the project will contain department knowledge transfer and training on best practise use of Liferay DXP to include: Deployment workstation/developer environment setup dependency management continuous integration This is a 6 month contract assignment. Will be based in Reading. Please send your CV to us in Word format along daily rate and availability.
Permanent

Job Vacancy
Senior Full-Stack Developer

CGI
Published on

United Kingdom
At CGI, our Full Stack Software Engineers deliver impactful, end-to-end solutions that enable organisations to innovate, scale, and succeed in a digital-first world. As we grow our engineering capability across Scotland and Northern Ireland, you’ll help shape modern digital services, combining front-end creativity with back-end engineering excellence to deliver real business value. You’ll work in a collaborative environment that encourages ownership, supports continuous development, and empowers you to explore new ideas, ensuring the solutions you build make a lasting difference for clients 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. Our teams operate within a flexible hybrid working model, however on-site requirements vary by project, so the ability to travel as required to meet client needs is essential.
Permanent

Job Vacancy
Java Developer

█ █ █ █ █ █ █
Published on
CI/CD
Java

United Kingdom

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496 results

Contracts

Contractor Permanent

Location

Remote type

Hybrid Remote On-site

Rate minimum.

£150 £1300 and more

Salary minimum

£20k £250k

Experience

0-2 years experience 3 to 5 years experience 6 to 10 years experience +10 years experience

Date posted

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