12 of 12 Contract Senior Software Engineer Jobs in England

CONTRACT SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW CONTRACT JOB OPPORTUNITY AVAILABLE WITHIN A LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Contract job opportunity for a Senior Software Engineer Globally leading defence/cyber security company £500 - £750 per day (inside and outside IR35 roles available) London … based organisation in an easily accessible location Contract Senior Software Engineer To apply please call or email WHO WE ARE? We are recruiting multiple contract Senior Software Engineers to work with various clients in London ranging from R&D companies, Multi-National Consultancies to SME's and product based companies. Due to the nature of … the work these clients do, you must hold enhanced DV Security Clearance. WHAT WILL THE SENIOR SOFTWARE ENGINEER BE DOING? As a Senior Software Engineer, you will work with an experienced agile team to design and deliver packages of bespoke work, work development teams and liaise with customers. You will work through the entire More ❯

Senior Software Engineer (MongoDB/Django) 6-Month Contract Outside IR35 Fully Remote About the Role Were looking for a Senior Software Engineer with deep expertise in MongoDB to help solve complex integration challenges between Django and MongoEngine within a live production environment. This is a hands-on engineering role, suited to someone who … engineers on effective MongoDB usage patterns and integration strategies. Help evolve internal tooling, libraries, and data access layers to streamline development. What Were Looking For Proven experience as a Senior Software Engineer with a strong focus on backend systems and database design. Advanced MongoDB knowledge schema design, aggregation pipelines, performance tuning, replication, and indexing strategies. Strong experience More ❯

Senior Software Engineer – TypeScript – GovernmentWe’re looking for a Senior Software Engineer to design, build, and deliver secure, scalable digital services for the UK public sector. You’ll develop cloud-native systems using TypeScript, AWS, and modern frameworks, ensuring high performance, resilience, and compliance.Key Responsibilities Develop and maintain applications using TypeScript with Express or … Mocha, Jest, AWS SAM). Apply security and performance best practices throughout development. Essential Skills & Experience Experience in government or GDS-aligned projects. 5+ years’ experience in large-scale software engineering. Strong in TypeScript, JavaScript, Express/Fastify, and AWS. Expertise in Terraform, IaC, and microservice architectures. Hands-on experience with CI/CD, Docker, and automated testing. Strong More ❯

Job Title: Software Engineer/Senior Software Engineers – Linux, C++, Networking, Python (All Levels) Location: Bristol - Hybrid Type: Full-time, 12 month FTC Salary: Competitive, commensurate with experience Whether you have 18 months or 5+ years of relevant experience, if you’re passionate about building high-performance systems in a dynamic environment, we’d love to … hear from you. About the Role We are partnering with a well-established high-tech scale-up to find experienced Software Engineers to join their dynamic and innovative team. This is a hands-on engineering role where you’ll be instrumental in the design, development, and maintenance of advanced systems and associated platforms. You’ll work across planned software feature development, real-time troubleshooting, and complex systems integration. This is a great opportunity to deepen your skills in high-performance software and modern infrastructure while working in a collaborative, fast-paced environment. Key Responsibilities Develop, enhance, and maintain robust software solutions for mission-critical systems. Design and implement multithreaded C++ applications for data processing. Script tools More ❯

Senior Software Engineer – TypeScript – Government We’re looking for a Senior Engineer with strong TypeScript and AWS experience to support, troubleshoot, and enhance a cloud-native platform used across the UK public sector. This role is heavily DevOps-focused — you’ll be deep in AWS operations, Lambda-based architectures, monitoring, observability, and automation, while still More ❯

Location London Hybrid 1-2 days a week in the office eligibility to work in the UK Role Overview We are seeking a skilled Senior Developer to join a newly formed engineering team focused on removing legacy components and addressing technical debt within our Media Services products. This role will involve working closely with stakeholders to understand system requirements … component migrations. A proactive and detail-oriented approach will be vital to ensure smooth transitions from legacy systems to scalable, reliable, and future-proof solutions. In addition, experience with software testing practices, Agile methodologies (Scrum or Kanban), and defensive programming techniques will be highly desirable. We are looking for someone who thrives in collaborative, fast-paced teams, who can … Go programming experience Agile/Scrum experience Load Balancer experience Defensive programming techniques Tools and Technology Java Jira AWS TDD CI/CD Experience A degree in Computer Science, Software Engineering, or a related field or similar work based experience. Proven experience as a Senior Software Engineer ideally with a focus on media-related projects. Very More ❯

Rust Software Engineer - Remote Summary Rust Software Engineers are responsible for developing and testing software using Rust in a cloud-based environment. You will work in an Agile methodology, collaborate with a SCRUM team, and interact with the Software Design team and Product Owner to shape the software click apply for full job details More ❯

Rust Software Engineer - Remote Summary Rust Software Engineers are responsible for developing and testing software using Rust in a cloud-based environment. You will work in an Agile methodology, collaborate with a SCRUM team, and interact with the Software Design team and Product Owner to shape the software. Skills Proficiency in Rust development Experience in … large-scale software development in a defence domain Knowledge of cloud-based development environments Familiarity with Agile methodology Hands-on experience with UML and Enterprise Architect Understanding of virtualization, automated testing, CI/CD techniques, and configuration control Ability to work remotely and minimal time on site Ability to achieve SC security clearance Strong communication and collaboration skills Bachelor More ❯

Rust Software Engineer - Remote Summary Rust Software Engineers are responsible for developing and testing software using Rust in a cloud-based environment. You will work in an Agile methodology, collaborate with a SCRUM team, and interact with the Software Design team and Product Owner to shape the software. Skills • Proficiency in Rust development • Experience in … large-scale software development in a defence domain • Knowledge of cloud-based development environments • Familiarity with Agile methodology • Hands-on experience with UML and Enterprise Architect • Understanding of virtualization, automated testing, CI/CD techniques, and configuration control • Ability to work remotely and minimal time on site • Ability to achieve SC security clearance • Strong communication and collaboration skills • Bachelor More ❯

Senior Software Developer - Ruby 12-Month Contract Inside IR35 Role Details Location: London or Manchester (2 days/week onsite + monthly team rotation) Duration: 12 months Clearance: BPSS to start; active SC required due to timescale of the project Team: 10 direct reports, part of a 60+ programme Experience: 4+ years Essential Skills Technical: Strong Ruby development … and open data platforms Ensure code is high-quality and well-documented Work closely with UCD teams and technical experts in an agile environment What We're Looking For: Senior Ruby developer with strong focus on code quality Experience working with data services Comfortable working in small, agile teams and collaborating with UCD teams Desirable Skills: Python development Experience More ❯

Job Title: Senior Engineer with Node.js and Python or Back End (Java and ideally Kafka) Max rate: £537/Day on Umbrella Location: Croydon (Hybrid) Clearance required: SC Transfer (Active SC only ) Contract Duration: 05 months Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge … Experience of containerisation using Docker or Kubernetes Experience of Continuous Integration (CI) and Continuous Delivery (CD) A passion for delivering quality code, by use of TDD and setting high software quality standard We're also using the following technologies and patterns, it would be great if you had some of the skills, if not we can help develop them More ❯

Senior Full Stack/Backend Developer (Contract – AI-First) We’re seeking an AI-first Senior Full Stack or Backend Developer to play a key role in shaping the backend of our next-generation B2C platform. You’ll work closely with our front-end team to design and deliver robust, scalable APIs and infrastructure that power our consumer … microservices architecture. Contract: Full-time, initial term 3–6 months Start: ASAP Location: Liverpool - Hybrid To apply, please send your CV, AI tool usage examples, day rate, and references. Senior Full Stack/Backend Developer (Contract – AI-First More ❯