1 to 25 of 33 Contract Senior Developer Jobs in the UK

Senior Full-Stack Developer Remote 500- 570pd (Outside IR35) 3-6 months Job Description: We are seeking a skilled Full Stack Developer with hands-on experience in platforms such as SAP or Salesforce, and a robust understanding of software development technologies. The ideal candidate will have a solid background in both front-end and back-end development More ❯

Senior Full-Stack Developer Remote £500-£570pd (Outside IR35) 3-6 months Job Description: We are seeking a skilled Full Stack Developer with hands-on experience in platforms such as SAP or Salesforce, and a robust understanding of software development technologies. The ideal candidate will have a solid background in both front-end and back-end development More ❯

Senior Angular Developer - Shipping/Physical Inventory sought by leading financial services organisation based in West London. **Outside IR35 - 3 days a week on site** SUMMARY This role will suit a full-stack developer, with a broad, yet modern skill set and a proven track record, who ideally has some knowledge and experience of the commodity or … financial trading sectors. Key Responsibilities: Full stack developer with around 8-10 years development experience, working in a agile development team to deliver robust enterprise-wide solutions utilising industry standard practices Design, develop, enhance and maintain applications using agreed coding standards and quality targets. Ensure quality via code reviews and thorough unit testing. Liaise with immediate scrum team, other More ❯

Senior Software Engineer - Identity and Access Management As a seasoned Software Engineer, you'll play a key role on a team of innovators and technologists shaping the future of identity and access management (IAM). Your deep technical expertise and passion for design, analytics, development, coding, and testing will contribute to delivering secure, resilient, and high-quality solutions that … and supports long-term career development. With access to global resources and top-tier engineering talent, you'll be empowered to solve challenging problems and make a meaningful impact. Senior Software Engineer - Identity and Access Management As a seasoned Software Engineer, you'll play a key role on a team of innovators and technologists shaping the future of identity More ❯

Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at mid to senior levels who are passionate about crafting exceptional products. Initially it will be a five-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being … in large-scale systems and extensive datasets. Foster close collaboration with our Product, Data, Front-end, Platform, and Security teams. Knowledge and Skills: Demonstrated expertise as a Mid or Senior Software Engineer. Proficiency in Python as your primary language, or willingness to adapt. Hands-on experience with RESTful APIs and/or GraphQL. Proficiency in version control tools like More ❯

Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at mid to senior levels who are passionate about crafting exceptional products. Initially it will be a five-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being … in large-scale systems and extensive datasets. * Foster close collaboration with our Product, Data, Front-end, Platform, and Security teams. Knowledge and Skills: * Demonstrated expertise as a Mid or Senior Software Engineer. * Proficiency in Python as your primary language, or willingness to adapt. * Hands-on experience with RESTful APIs and/or GraphQL. * Proficiency in version control tools like More ❯

Senior SQL Database Developer** (Contract) Duration: 6 Months (Possibility for extension) Location: London/Hybrid (3 days on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Overview We are seeking a Senior SQL Database Developer to enhance our data management capabilities and support our ambitious projects. In this pivotal role … implement optimisations to enhance efficiency. Stay current with industry trends, best practises, and emerging technologies in database management and investment banking. Skills & Qualifications: Proven experience as a SQL Database Developer, preferably within the investment banking or financial services sector. Strong proficiency in SQL, SSIS, SSRS, and C#. Hands-on experience with Azure data services is a plus. Solid understanding More ❯

Senior/Lead Java Developer £(Apply online only) per day Outside IR35 Fully Remote (Must be UK based) Initially 6 Months (Project scope for 12-24 Months) Start ASAP Unify are proudly, exclusively representing a highly respected digital transformation partner, as they embark on another exciting, high profile program of works. We are looking for 2 Senior … We need: Strong experience in Java Development Experience in Postgres Experience in AWS Experience in Python Experience in HTML Experience in GIS and Ruby would be desirable ***The ideal Senior/Lead Java Developer will have proven experience of working on long term Government, defense or public sector projects, with a team playing, consultative approach, with excellent communications More ❯

Senior Node.js Developer West London (Hybrid - 3 days in office) Senior Node.js Developer required to join a dynamic start-up, backed by the financial strength of a major travel brand. You will play a key role in shaping and expanding our cutting-edge technology stack. As a key player in our tech team, you'll help … and technical feasibility. Troubleshoot and resolve technical issues, including CI development. Mentoring of Junior Developers Identify opportunities to optimize performance and enhance the user experience. We are looking for: Senior Developer with experience in mentoring more junior colleagues. A self-starter with excellent problem-solving and debugging skills. Strong communication and collaboration abilities. Tech Stack You'll Work More ❯

Job Title: Senior Java Developer Location: London We're looking for a talented Java Developer with a strong numerate background to join a fast-paced front-office pricing team . You'll help build the next-gen Interest Rate Pricer , working closely with quants and traders. Key Responsibilities: Develop and support pricing platforms using Java 17+ Interface More ❯

Senior Go Developer London, UK 6 Month Contract An incredible opportunity for an experienced Senior Go Developer with strong backend engineering skills to join a prestigious tech client on a contract basis. Known for its high bar for engineering quality, this isn't your typical banking or fintech gig - contractors here are genuinely embedded, involved, and … making meaningful impact from day one. As a Senior Go Developer, you'll play a key role in building mission-critical, data-driven services that power core parts of the platform. You'll take ownership across the full development lifecycle, from system design and implementation to optimisation and release. You'll be working in an open, fast-moving … to shape how things are built and the trust to get on with it - whether that's improving infrastructure, shipping new features, or quietly refactoring something that needs it. Senior Go Developer - Key Requirements: Significant professional experience in software development, with a strong focus on backend systems Proficiency in Go/Golang and proven expertise in AWS, Kubernetes More ❯

Job Title: Senior Java Developer - Electronic Trading Location: London A leading global financial firm is looking for a skilled Java Developer to join their Electronic Fixed Income team. You'll help build and improve fast, reliable trading systems that connect to global markets. What You'll Do Develop and improve electronic trading systems with a focus on More ❯

Senior Python Developer - Financial Technology Up to £850 per day via umbrella | Hybrid Working | London Area Join a dynamic team within a global Tier 1 investment bank building cutting-edge financial systems that operate at global scale. They are seeking an exceptional Python developer to work on high-availability trading platforms in a fast-paced, front office More ❯

I am working with a consutlancy who need a DevOps engineer to start a project on 7th July. £500 per day 3 month fully remote Inside IR35 AWS DevOps engineer: - Someone who has previously lead a team - Containers (Docker/ More ❯

work in a hybrid manner, 3 days a week. Retelligence are partnered with a fast-growing client based in North London working on exciting greenfield projects and require a senior full stack engineer. Candidates will need to have ambition and great experience managing and owning the full software lifecycle from architecture build and decisions, through testing phases and ultimately More ❯

work in a hybrid manner, 3 days a week. Retelligence are partnered with a fast-growing client based in North London working on exciting greenfield projects and require a senior full stack engineer. Candidates will need to have ambition and great experience managing and owning the full software lifecycle from architecture build and decisions, through testing phases and ultimately More ❯

Senior WordPress Developer PHP - Laravel - JS/JQuery £(Apply online only) per day, Outside IR35 Fully Remote (Must be based in the UK) Initial 6 week contract (Very likely to extend) Start date: 16th of June One of our longstanding partners urgently requires the services of a Senior WordPress Developer on an Outside IR35 Contract basis … initially until the end of July, with the strong likely hood of longer term extensions. This Contract would suit an experienced Senior WordPress Developer who is ideally comfortable across the Full Stack, however this role will have a strong lean to the Backend. Tech stack: PHP JS/JQuery CSS (Vanilla and SCSS) WordPress Laravel CakePHP Docker WSL More ❯

I am currently working with a London-based investment bank who are actively seeking a Senior Java Developer to join a long-term platform modernization project. What you'll need to succeed Extensive hands-on Java Development experience with a focus on data migration and transformation projects. Strong investment banking experience, ideally within front-office - Mandatory. Strong low More ❯

Senior Mulesoft Developer (SC Cleared) 6 Months initially £585 per day (Inside IR35) Remote with occasional site visits in Hampshire The Developer primary role is to develop clean code, adhering to SOLID principles that is well tested, performant and maintainable. Responsibilities: Managing the exchange of data between different backend services (owned by separate development teams) and front More ❯

Our large, International client is seeking a Senior/Lead Salesforce Developer for an initial 6 month contract (likely to extend), based in West London. This is a hybrid role with 3 days a week onsite, (non-negotiable), starting ASAP. The successful candidate will have 5 years + of in-depth, hands on experience and come from a … strong Salesforce platform & development background. Essential skills include: Salesforce development (Apex, LWC, SOQL), Certifications (PD2, JavaScript Developer 1, Cloud). Ci/CD Tools (Copado or Gearset) Proven leadership and team mentoring skills are a must. Exciting opportunity to work on large scale products, within an international environment. More ❯

Our client, a leading global organisation, is partnering with a prestigious end client based in Nottingham.We are excited to offer a fantastic opportunity for a talented SeniorSalesforce Developer to join a dynamic and agile development teamon an initial 6-month contract, with the potential for extension. If you are interested and have the relevant skills and experience, please apply … promptly to discuss further. Job Title: Senior Salesforce Developer Location: Nottingham, UK (Hybrid on-site as needed) Job Type: Contract (6 months, with possible extension) Rate: Inside IR35 - Market Rates About the Role We are looking for a Senior Salesforce Developer to join a high-performing agile team working on enterprise-level Salesforce solutions. This is … external systems via APIs. Desirable Skills Excellent communication and stakeholder engagement skills. Experience leading development pods or agile teams. Strong understanding of Agile methodologies and development lifecycles. Esther Urtecho Senior Delivery Consultant London | Bristol | Amsterdam More ❯

Our OEM Client based in Whitley, Coventry, is searching for a Senior Automation & Developer Engineer to join their team, Inside IR35. This is a contract position until 31st March 2026. Umbrella Pay Rate: £33.64 per hour. Our client has recently restructured the Propulsion CAE team in particular the Virtual Build Factory team. The area is currently inventing and More ❯

Our OEM Client based in Whitley, Coventry, is searching for a Senior Automation & Developer Engineer to join their team, Inside IR35. This is a contract position until 31st March 2026. Umbrella Pay Rate: £33.64 per hour. Our client has recently restructured the Propulsion CAE team in particular the Virtual Build Factory team. The area is currently inventing and More ❯

Senior Engineer Automation & Developer - (phone number removed) - £33.88 per hour Umbrella rate The successful candidate will be required to detect opportunities and develop the code to automate its process to unleash the efficiency required from the team. The role is multidisciplinary as it involves working on-cycle and off-cycle programmes primarily developing the code but working closely More ❯

Senior Engineer Automation & Developer - (phone number removed) - £33.88 per hour Umbrella rate The successful candidate will be required to detect opportunities and develop the code to automate its process to unleash the efficiency required from the team. The role is multidisciplinary as it involves working on-cycle and off-cycle programmes primarily developing the code but working closely More ❯