19 of 19 Contract Senior Software Engineer Jobs

Senior Software Engineer - (9 month contract) Salary: Negotiable Shift: Days Mon-Fri Location: Remote - Can live anywhere We are recruiting for an innovative market leader within the industry who are a major player in their field, miles ahead of the competition. This is an opportunity … experienced Software Engineer to showcase their skills across multiple state-of-the-art automated facilities within the UK. You'll be based from home and will be focused on software development and JAVA development for highly automated distribution factories across the UK. The Senior software ...

Senior Software Engineer - (9 month contract) Salary: Negotiable Shift: Days Mon-Fri Location: Remote - Can live anywhere We are recruiting for an innovative market leader within the industry who are a major player in their field, miles ahead of the competition. This is an opportunity … experienced Software Engineer to showcase their skills across multiple state-of-the-art automated facilities within the UK. You’ll be based from home and will be focused on software development and JAVA development for highly automated distribution factories across the UK. The Senior software ...

Senior Software Engineer - (9 month contract) Salary: Negotiable Shift: Days Mon-Fri Location: Remote - Can live anywhere We are recruiting for an innovative market leader within the industry who are a major player in their field, miles ahead of the competition. This is an opportunity … experienced Software Engineer to showcase their skills across multiple state-of-the-art automated facilities within the UK. You'll be based from home and will be focused on software development and JAVA development for highly automated distribution factories across the UK. The Senior software ...

Senior Software Engineer (Angular/Node.js/Terraform) Contract | Inside IR35 Rate: Up to £440 per day Duration: 3 months+ | Remote (with occasional travel to London) Start: ASAP Security Clearance: Active SC required About the opportunity Exalto Consulting is supporting a confidential client on a nationally significant … programme delivering secure digital services within a complex environment. We are looking for a Senior Software Engineer who can contribute across the full development lifecycle, with particular strength in modern Angular development, Node.js services and infrastructure automation using Terraform . This role sits within a multidisciplinary engineering ...

Senior Software Engineer x 2 Portsmouth £68.55 Inside IR35 12 month contract About the Role We are seeking 2 highly skilled and motivated Senior Software Engineers to join a growing engineering team. This is an opportunity to work on mission-critical systems that support national … security, advanced defence platforms, and next-generation technologies. As a senior member of the team, you will play a key role in designing, developing, and delivering high-integrity software solutions within a secure and collaborative environment. What you'll be doing: Designing, reviewing, developing, testing, documenting, configuring ...

Senior Software Engineer x 2 Portsmouth (Hybrid working) 68.55 Inside IR35 12 month contract About the Role We are seeking 2 highly skilled and motivated Senior Software Engineers to join a growing engineering team. This is an opportunity to work on mission-critical systems that … support national security, advanced defence platforms, and next-generation technologies. As a senior member of the team, you will play a key role in designing, developing, and delivering high-integrity software solutions within a secure and collaborative environment. What you'll be doing: Designing, reviewing, developing, testing, documenting ...

Senior Software Engineer (DevSecOps) Contract | Inside IR35 | Up to £580/day | Full-time | North Yorkshire (1 day per week on-site, increasing from September) You will join a global IT consultancy delivering digital transformation to a well-established financial services organisation . You will … experienced Senior Software Engineer with a strong DevSecOps background to join an engineering enablement function on an initial contract running to the end of December 2026. This is a hands-on role at the centre of modernising how software is built, delivered, and operated. You will ...

Senior Software Engineer- 12 Months - SC Cleared - £625pd Rate : £625 per day Duration : 12 months IR35 : Inside Location : Remote - 1 day per week in Exeter The role :A leading Government Institution is seeking a Senior Software Engineer, to work within the weather data team … ensuring APIs are robust and well architected.12-month Contract, SC Cleared. Essential and Desirable criteria as follows : Demonstrable skills in Python software development Demonstrable skills in AWS CDK Strong analytical and problem-solving skills Proven ability of designing, implementing and delivering quality and efficient software using Amazon ...

Senior Java Software Engineer (Contractor) UK-Based | Fully Remote Outside IR35 Contract to Dec 2026 We are supporting a global engineering and technology organisation in the search for a Senior Java Software Engineer (Contractor) to join their Performance Engineering & Research team. This … fully remote opportunity (UK-based candidates only) working on robust, scalable software that supports sophisticated control algorithms and performance optimisation systems. The Role You will design, build and maintain efficient, high-performance Java applications, contributing across the full software development lifecycle including: Requirements analysis and system design Development ...

Senior Software Engineer Broad Oak Based £68.55 an hour Umbrella Inside IR35 12 Month Contract initially. This is a great opportunity to work within one of the UK's leading Defence organisations based In Broad Oak. Typical duties include (but are not limited to): - Design and development … embedded software entities, from specification through to release into service - Support to electronic circuit designers for computing architecture aspects - Architecture design and coding of complex software problems including, but not limited to, digital signal processing, TCP/IP, data recording solutions - Translation of requirements into design detail - Undertake ...

Senior Software Engineer (Generative AI Platform) - 6-Month Contract - £650/day (Outside IR35) Location: Europe (Remote-first) Rate: £650/day Duration: 6 months (high likelihood of extension) A cutting-edge engineering team is building a next-generation GenAI platform that empowers autonomous software-engineering … contract for you. What You'll Be Working On Designing and developing Go (Golang) services powering a scalable GenAI engineering platform. Building autonomous AI software-engineering agents capable of coding, reasoning, and executing tasks end-to-end. Developing agentic workflows that enable multi-step planning, orchestration, evaluation, and self ...

Senior Software Engineer (Generative AI Platform) - 6-Month Contract - £650/day (Outside IR35) Location: UK or Europe (Europe preferred - remote-friendly) Rate: £650/day Duration: 6 months (strong extension potential) A high-performance engineering group is building a next-generation Generative AI platform designed … enable autonomous software-engineering agents and fully agentic workflows . This is a rare opportunity to operate at the frontier of AI-for-coding , working with emerging tools and shaping what engineering will look like in the next decade. If you're excited by LLM-powered development, agentic reasoning ...

Senior Software Engineer - (9 month contract) Salary: Negotiable Shift: Days Mon-Fri Location: Remote - Can live anywhere We are recruiting for an innovative market leader within the industry who are a major player in their field, miles ahead of the competition click apply for full job details ...

Senior Software Engineer - (9 month contract) Salary: Negotiable Shift: Days Mon-Fri Location: Remote - Can live anywhere We are recruiting for an innovative market leader within the industry who are a major player in their field, miles ahead of the competition click apply for full job details ...

Your new company Working for a globally renowned financial organisation Your new role We're looking for a Senior Software/Data Platform Engineer to help evolve a large-scale financial data platform. The environment includes both long-standing enterprise systems and modern AWS cloud services. … have strong experience designing and building reliable APIs and data services. What you'll need to succeed Great professional experience as a Senior Software/Data Platform Engineer in financial services. Strong SQL Server expertise (queries, stored procedures, indexing, performance tuning) Experience with large relational datasets Backend ...

Senior Software Engineer Rate: £450 a day IR 35 Determination: Outside IR35 Location: Southampton Working Pattern: 20% onsite Clearance: SC Clearance required Stack overview: Python (including pytest), git, Docker and AWS with prior experience building full stack Flask You will join a global defence technology consultancy … take ownership of specific software work packages, including low level planning, delivery, and reporting, with ability to work independently and autonomously. You will have strong understanding of microservice software architecture, and design, implement, document and test software modules and components. What you'll bring Strong technical ability ...

Senior Software Engineer Rate: £450 a day IR 35 Determination: Outside IR35 Location: Bristol Working Pattern: 20% onsite Clearance: SC Clearance required Stack overview: Python (including pytest), git, Docker and AWS with prior experience building full stack Flask You will join a global defence technology consultancy … take ownership of specific software work packages, including low level planning, delivery, and reporting, with ability to work independently and autonomously. You will have strong understanding of microservice software architecture, and design, implement, document and test software modules and components. What you'll bring Strong technical ability ...

Senior Software Engineer (Angular/Node.js/Terraform) Contract Inside IR35 Rate: Up to £440 per day Duration: 3 months+ Remote (with occasional travel to London) Start: ASAP Security Clearance: Active SC required About the opportunity Exalto Consulting is supporting a confidential client on a nationally significant ...

Location: Brick Lane, London Days in the Office: 2 days per week Job Title: Senior Engineer Length of Contract: 6 months, with potential extension Key Skills: Work embedded in a cross-functional team with software developers, technical product owners and testers all working together towards common goals ...