76 to 100 of 245 Contract Software Engineering Jobs

Ada Software Engineer

Hiring Organisation
Akkodis
Location
Bristol, United Kingdom
Employment Type
Contract
work on technology that is at the forefront of European missile system design, delivering safe, secure, and reliable products to our customers. The System software department covers all aspects of command and control software (C2) for both land and maritime missile systems. We are expanding the Sea Viper … Ceptor missile C2 team for the development of the next generation of advanced maritime air defence systems. Responsibilities: We work across the entire software engineering lifecycle, from discussing requirement change with the Systems team, all the way to being involved with qualification and software releases. Skillset/ ...

Java Developer

Hiring Organisation
Click Digital
Location
Bristol, City of Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£65/hour
safety, performance and dependability. Responsibilities: This is a very hands-on role and requires the continued design and development of new and evolving software tools and architectures, and the instantiations for future products. Perfect for a Software Engineer who is proactive and takes the initiative. Skillset/experience … required: A strong background in software engineering, its realisation and system wide impact. Experience of working in Java Experience of working across the entire software development process from engaging with requirement authorities to automated target integration and proving, supported with effective documentation Experience of new tools, techniques ...

Junior Software Developer

Hiring Organisation
Syntax Consultancy Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£300 Per Day Outside IR35
Junior Software Developer (SC Cleared) London (Hybrid) 6 Month Contract to £300/day (Inside IR35) Junior Software Developer needed with active SC Security Clearance and strong C#, .NET, SQL , skills. 6 Month Contract based in Central London (Hybrid). Start ASAP in Feb/March 2026. Hybrid … site from the Central London office. A chance to work with a leading global IT and Digital transformation business specialising in Government projects: Experienced Software Developer/Software Engineer to join our team and work on the development of data modelling solutions Must have in-depth C#, .NET ...

Software Developer (SC Cleared)

Hiring Organisation
Syntax Consultancy Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
700/day (Inside IR35)
Software Developer (SC Cleared) London (Hybrid) 6 Month Contract to £700/day (Inside IR35) Software Developer needed with active SC Security Clearance and strong C#, .NET, SQL, Angular, HTML and JavaScript skills. 6 Month Contract based in Central London (Hybrid). Start ASAP in Feb/March … site from the Central London office. A chance to work with a leading global IT and Digital transformation business specialising in Government projects: Experienced Software Developer/Software Engineer needed to join our team working on the development of data modelling solutions. Must have in-depth C#, .NET ...

Senior Software Engineer

Hiring Organisation
Randstad Digital
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
GBP 70 - 80 Hourly
Senior Full Stack Engineer (Java 17, AWS, GraphQL) The Opportunity Join a global leader in the digital product space, building high-concurrency systems for millions of users. We are looking for a Senior Engineer to ...

Software Engineer

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract
Senior Full Stack Developer We are looking for a high-caliber Senior Full Stack Developer (L5 equivalent) to join a specialized innovation 'incubator.' Our mission is to accelerate the AI transformation of global business operations ...

Software Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£102,000 - £112,000 per annum
Senior Full Stack Developer We are looking for a high-caliber Senior Full Stack Developer (L5 equivalent) to join a specialized innovation "incubator." Our mission is to accelerate the AI transformation of global business operations ...

Embedded Engineer

Hiring Organisation
SR2
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Contract Embedded Software Engineer London | Outside IR35 | £550 per day | Hybrid This contract sits within a highly capable engineering SME working on advanced, safety-critical embedded systems. The work is discreet by nature and requires engineers who are comfortable operating in environments where technical depth, pace and trust … matter. You'll be joining a small, experienced team delivering embedded software that interacts directly with real hardware. The focus is on robust, production-quality code , not prototypes that never leave the lab. What you'll be doing Developing embedded software in C/C++ Working close ...

Data Architect

Hiring Organisation
INTEC SELECT LIMITED
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £900 per day
relational, dimensional, and enterprise modelling concepts, including cloud and big data environments Experience with SQL, data analytics platforms, APIs, and database technologies Familiarity with Software Delivery Lifecycle (Agile and Waterfall) and software engineering principles Excellent communication skills, able to engage technical and non-technical senior stakeholders Package ...

Fullstack Engineer

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £70 per hour
Software Engineering - Full Stack (Search Experience) Location: Manchester Contract Duration: 10 Months Contract and can be extended. The Mission Join a global leader in digital travel that is redefining the 'connected trip'. We are building the world's most convenient ground transport platform, removing friction for millions … best practices, including robust unit and integration testing to ensure system performance and data integrity. What We're Looking For 5+ Years of professional software development experience. Node.js & TypeScript Expertise: Strong proficiency in building and operating production-grade backend services. Frontend Fluency: Hands-on experience with modern React frameworks. ...

Senior POS Developer contract

Hiring Organisation
E-Frontiers
Location
Northern Ireland, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
acceptance applications on POS devices and play a key role in a Legacy modernisation programme. You will design and implement secure, high-performance Android software for payment terminals (including PAX devices), collaborate with QA, product and programme teams, and drive payment certification with major card schemes. This role … align delivery priorities. Participate in post-release reviews and drive root-cause analysis for critical incidents. Qualifications: Bachelor's degree in Computer Science, Software Engineering, or a related field. ...

Solution Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
West London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £500 per day
Your responsibilities: Architecting F2F Solutions: Design end-to-end architecture for in-store payments, integrating POS systems with payment terminals, acquirers, and gateways. Hardware & Software Integration: Lead the selection and integration of card acceptance hardware (payment terminals) and software modules. Modernization: Drive the transition from legacy payment infrastructures … governance from design through testing, deployment, and go-live. Experience: 5 20+ years of experience in the payments industry, with a strong background in software engineering, technical consulting, or enterprise architecture. Domain Knowledge: Deep understanding of payment processing, clearing and settlement, authorization, reconciliation, and exception handling. Technical Expertise ...

Head of Product

Hiring Organisation
Supportwave Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£80,000
treasury, and capital products from concept to launch. This role offers significant ownership, allowing you to drive product strategy while contributing hands-on to engineering, in a fast-paced environment focused on category-defining solutions. Role Details Location/Work Arrangement: Hybrid, 2 days onsite with a preference … candidates Type: Contract Duration: 12 Months Key Responsibilities Own end-to-end product decisions across payments, treasury, and capital products Contribute hands-on to engineering delivery, architecture, and PR reviews Translate regulatory, commercial, and customer requirements into product direction Engage directly in customer, partner, and sales conversations to capture ...

Software Engineer

Hiring Organisation
Tiro Partners
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Contract
Contract Rate
Up to £280 per day InsideIR35, hybrid working
Contract Software Engineer (Golang) Location: Hybrid, 3 days per week onsite in Burgess Hill Rate: £280 per day (Inside IR35) Duration: 12 months Tech: Golang, Java, Git, REST, Jenkins, NoSQL, Postgres/ql We are hiring for a consulting tech agency partnered with a major fintech organisation. This … strong opportunity for a Golang Software Engineer to join a large-scale fintech programme delivering customer-focused digital solutions. We are looking for a Golang Software Engineer to work within a microservices architecture, building REST APIs and asynchronous messaging services such as Kafka or RabbitMQ. This Golang Software ...

Data Science Practitioner

Hiring Organisation
Randstad Digital
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£250 - £375 per day
technical North Star for the team, making key decisions and guiding junior scientists in best practices. Bridge the Gap: Collaborate with software engineering and product teams to integrate models into the SDLC and existing workflows. Measure Impact: Define and justify the ROI of AI solutions to stakeholders through … Machine Learning. Cloud Expertise: Intermediate+ proficiency in Amazon SageMaker . Modern AI: Familiarity with Retrieval-Augmented Generation (RAG) and Model Context Protocol (MCP) . Engineering Rigor: Solid understanding of the Software Development Life Cycle (SDLC) . Please let me know if you would be interested Randstad Technologies ...

Research Fellow / Senior Research Fellow in Translational Genomic Info

Hiring Organisation
University of Southampton
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£45,000
high - quality research outputs that advance applied genomic diagnostics and build your growing research profile. - Collaborate closely across disciplines, including genomics, clinical medicine, statistics, software engineering, and compute infrastructure, to co - create impactful research solutions. - Contribute to the design and delivery of education and training in genomic data ...

Senior Quantitative Developer

Hiring Organisation
Vallum Associates Limited
Location
London, United Kingdom
Employment Type
Contract
London, UK (Hybrid 3 days onsite per week) Contract Type: Inside IR35 Experience 10+ years of professional experience as a Quantitative Developer or Senior Software Engineer within financial services. Role Overview We are seeking an experienced Quantitative Developer to build and enhance high-performance trading and analytics platforms. ...

OpenShift Engineer (DV Cleared)

Hiring Organisation
Experis
Location
Bristol, Somerset, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 700 Daily
client, a global organisation, urgently require an experienced Software Engineer to undertake a long term contract, starting immediately. In order to be successful, you will have the following experience: Expert level experience with Red Hat OpenShift , including cluster administration and application Strong software engineering background (Python, Java ...

AI Software Engineer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £325 per day
Role Details: Contract Length: 3–6 months (potential to go permanent) IR35: Outside IR35 Location: Remote, with occasional travel to London/Kent preferred Day Rate: £300–£325 per day Key Requirements: Hands-on exposure ...

Software Engineer (Java/Azure)

Hiring Organisation
Oscar Associates (UK) Limited
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract
Java Engineer | (Edinburgh) On site! | £550-£650 (Inside IR35) | 6 months initially (likely extension) | (Java, Spring Boot, Azure) We're looking for a Java Engineer, that has previous experience working with Azure for a range ...

Software Engineer

Hiring Organisation
Sapien
Location
Ebbsfleet, Kent, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £70/hour
Sapien Engineering are looking for a Software Engineer to join a defence client on a contract basis. The client is based near Ebbsfleet, Kent. Flexible working options are available once you are fully up to speed with the project. This is an initial 6-month contract, inside IR35 … paying circa £65 per hour. Job requirements: C# C and C++ Android software development (Xamarin) highly beneficial UML or similar Full SDLC Software/embedded software requirements capture Please note all applicants must be eligible for full, un-restricted UK SC clearance. For more information, please apply ...

Senior Software Engineer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day Inside IR35
more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job Title : Senior Software Engineer Contract : 12-Month Contract to be extended Location : Windsor Or London - Hybrid (Once a month in office) Rate : £650 - £700 inside umbrella … talented software engineer with a passion for AI and cloud technologies? Do you thrive in collaborative environments where innovation is at the forefront? Our client is on the lookout for a Senior Software Engineer to join their dynamic team and help shape the future of contact centre solutions ...

Senior AI Software Engineer

Hiring Organisation
Tec Partners
Location
Windsor, Berkshire, Eton, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
Senior AI Software Engineer Employment Type: Contract Duration: 12 Months Location: Berkshire, England (1 day per month onsite) Umbrella Rate: £600-£700/day Opportunity Overview We are working with a large, technology-driven organisation seeking a Senior Software Product Engineer to join its Shared Services function. This … expanding and enhancing Amazon Connect capabilities, delivering innovative contact centre solutions that provide measurable value across the wider business. You will collaborate with established engineering teams to design, build and support scalable, cloud-native services. Working primarily within the AWS ecosystem, you will play a key role in accelerating ...

Systems Administrator (Security Cleared)

Hiring Organisation
Addition
Location
Fareham, Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £533 per day
. Join a specialist technology team delivering mission-critical solutions in highly secure environments. This is a hands-on role where infrastructure, security, and software engineering come together to solve complex, high-stakes challenges. Role Overview: Location: Fareham/Hybrid (2 days per week on site, Thursday & Friday … Inside IR35 Start Date: ASAP Contract Length: 4 Months initially, with scope for extension. Industry: Secure Technology/Defence/Advanced Engineering What You’ll Be Doing: Designing, building and maintaining secure, air-gapped Linux environments (Rocky 9). Automating infrastructure using Ansible, creating and managing playbooks and offline ...

Software Engineer (Java/Azure)

Hiring Organisation
Oscar Associates (UK) Limited
Location
Edinburgh, Midlothian, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Java Engineer (Edinburgh) On site! £550-£650 (Inside IR35) 6 months initially (likely extension) (Java, Spring Boot, Azure) We're looking for a Java Engineer, that has previous experience working with Azure for a range ...