1 to 25 of 39 Contract Senior Developer Jobs in the UK

Senior Developer Summer-Browning Associates is currently assisting our Central Government client, who is looking for a Senior Developer for an initial six-month assignment. Location: Milton Keynes Essential Skills: The ideal candidate will hold active SC Clearance and have a proven background in software engineering ...

Senior Python Developer Duration: 14 Months Location: London, UK (3 days in office) Active SC Clearance required Inside IR35 - Umbrella only About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Senior Developer (Oracle ERP) Employment Type: Contract Duration: 12 Months Umbrella Pay Rate: £650/Day - £700/Day Location: Remote Opportunity Overview We are supporting a large organisation seeking a Senior Developer with strong experience in Oracle Fusion ERP, particularly across HR modules, to support … validated before moving to production environments. Essential Skills and Experience Proven experience supporting and developing within Oracle Fusion Cloud ERP environments, ideally in a senior or lead developer capacity. Subject matter expertise in one or more Oracle Fusion modules, particularly HR-focused areas such as: Employee Records Absence ...

Senior .Net Developer | Manchester | Inside IR35 | £500-£650 p/d | Hybrid (2-3 days) A consultancy we are working with are looking for a Senior .NET Developer to support and enhance a suite of business critical applications. This is a backend-focused role … before the end of March 2026 and are able to apply their strong .Net and C# experience. If this sounds like you, APPLY NOW! Senior .Net Developer | Manchester | Inside IR35 | £500-£650 p/d | Hybrid (2-3 days) Oscar Associates (UK) Limited is acting as an Employment ...

Senior Python Developer Duration: 14 Months Location: London, UK (3 days in office) Active SC Clearance required Inside IR35 - Umbrella only About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance ...

Senior Python Developer Summer-Browning Associates is currently assisting our Central Government client, who is looking for a Senior Python Developer for an initial six-month assignment. Location: Milton Keynes Essential Skills: The ideal candidate will hold active SC Clearance and have a proven background ...

Senior .Net Developer Manchester Inside IR35 £500-£650 p/d Hybrid (2-3 days) A consultancy we are working with are looking for a Senior .NET Developer to support and enhance a suite of business critical applications. This is a backend-focused role ...

Senior Python Developer - Projects - SC Cleared - Full time onsite - Milton Keynes - £560 Inside IR35 One of our government clients is looking for an experienced Senior Developer to join them for a 6 month contract. They are offering £560 per day INSIDE IR35. Our client is based ...

Senior Python Developer - Projects - SC Cleared - Full time onsite - Milton Keynes - £560 Inside IR35 One of our government clients is looking for an experienced Senior Developer to join them for a 6 month contract. They are offering £560 per day INSIDE IR35. Our client is based ...

Senior Integration Developer - .NET Core, API, Azure Integration Services - Hybrid with travel to Bradford (1-2 days bi-weekly), Inside IR35, £650 - £750 per day, 6 months + extension. My client, a well-known organisation, is looking for a Senior Integration Developer to assist … Familiarity with cloud platforms (Azure, AWS, or GCP) Proficiency in one or more languages (eg, Java, Node.js, Python) Desirable: Experience in the Utilities industry Senior Integration Developer - .NET Core, API, Azure Integration Services - Hybrid with travel to Bradford (1-2 days bi-weekly), Inside IR35 ...

Senior Python Developer (Contract) £600 - £700 PD (Inside IR35) 6 Months Contract London Hybrid Overview We are seeking an experienced Lead Python Software Engineer. You will lead the technical architecture and delivery , ensuring reliable system synchronisation, improved data consistency, and scalable solutions for an amazing brand. Role & Responsibilities ...

Senior Python Developer (Contract) 600 - 700 PD (Inside IR35) 6 Months Contract London Hybrid Overview We are seeking an experienced Lead Python Software Engineer. You will lead the technical architecture and delivery , ensuring reliable system synchronisation, improved data consistency, and scalable solutions for an amazing brand. Role & Responsibilities ...

ever expanding IT team, plus the upcoming merger with another college, the organisation is looking to further expand their IT team by appointing a Senior Systems Developer on an initial 12-18 month contract. Your new role Reporting to the Systems Development Team Lead, you will be responsible … development of new systems and digital processes, ensuring the availability of core business systems and ensuring the proactive maintenance of these. As Senior Systems Developer, you will also be responsible for the production and maintenance of documentation in relation to systems, also reviewing change requests and ensuring collaboration ...

Role/Job Title: Senior Teamcenter Developer Teamcenter Migration Project Work Location: Plots 1 & 2, Prologis Park Interchange, Progress Way, Birmingham B40 1AB Mode of Working: Onsite Duration: 6 Months Apply PLM and Teamcenter expertise to transformation programmes where robust engineering data management directly strengthens how organisations innovate … teams, bringing technical leadership, problem solving capability, and a continuous improvement mindset to deliver PLM solutions that truly elevate client operations. The Role Experienced Senior Teamcenter Developer to support Teamcenter migration and transformation program. The role involves defining and designing robust migration strategies, developing extraction & migration utilities ...

Senior Java Developer - Multithreading/caching - sought by leading investment bank based in London - Contract *inside IR35 - umbrella* Key Responsibilities Develop and maintain high-performance backend services for complex data processing workloads. Design scalable architectures for large-volume calculations and data pipelines. Work closely with cross-functional teams ...

Title: Senior Java full stack developer/Tech Lead Work model – Hybrid (3 days in an office) Location – London, UK We are seeking an experienced and results-driven Senior Java Full Stack Developer (React Mandatory) to join our team in London. This project is associated with ...

About the Role We are seeking a highly skilled Senior Java Developer to join a large-scale public sector programme, delivering solutions across a portfolio of biometric and digital identity products. You will play a key role in building, enhancing, and supporting live systems, diagnosing incidents, and engineering ...

Role: Senior Teamcenter Developer-Teamcenter Migration Project Location: Plots 1 & 2, Prologis Park Interchange, Progress Way, Birmingham B40 1AB, UK (Onsite- 5 days in a week) Rolling Extendable Contract (Inside IR35) Job Description : Apply PLM and Teamcenter expertise to transformation programmes where robust engineering data management directly strengthens … teams, bringing technical leadership, problem solving capability, and a continuous improvement mindset to deliver PLM solutions that truly elevate client operations. The Role Experienced Senior Teamcenter Developer to support Teamcenter migration and transformation program. The role involves defining and designing robust migration strategies, developing extraction & migration utilities ...

Location: London Contract Type: Inside IR35 Day Rate: Competitive (via umbrella) Contract Length: Initial 6 months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic Fixed ...

Role Experienced Senior Teamcenter Developer to support Teamcenter migration and transformation program. The role involves defining and designing robust migration strategies, developing extraction & migration utilities and automation, and ensuring data accuracy and system stability throughout the end-to-end migration lifecycle. This position requires deep technical expertise ...

development to act as the SME in working domain, mentor junior developers on a day-to-day basis. L3 Production Support: As a developer, you will be responsible for delivering Level 3 production support by efficiently diagnosing and resolving issues to minimize disruption to business operations. This includes analysing ...

currently working with a London-based Financial Services client who are actively seeking a Senior Java Developer to work on the development of a business-critical application with a range of cutting-edge technologies. What you'll need to succeed : 10+ years' Java Development experience in an enterprise ...

Location: London Contract Type: Inside IR35 Day Rate: Competitive (via umbrella) Contract Length: Initial 6 months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic Fixed ...

Role Experienced Senior Teamcenter Developer to support Teamcenter migration and transformation program. The role involves defining and designing robust migration strategies, developing extraction & migration utilities and automation, and ensuring data accuracy and system stability throughout the end-to-end migration lifecycle click apply for full job details ...

Contract Lead Ruby Developer– (UK Remote) 100% Remote (EU-Based Candidates Only) 12-Month Contract We are supporting a leading organisation in the insurance sector as they scale and modernise their cloud-based core platform . They are looking for an experienced Senior Ruby Engineer to join … month contract , working fully remotely from anywhere within the UK. Role Overview You’ll be a senior member of an engineering squad building, enhancing, and optimising a modern cloud-native system used across a major insurance operation. This is a hands-on development role where you’ll contribute ...