126 to 150 of 372 Senior Software Engineer Jobs in the UK

Senior Software Engineerrequired for a permanent role working with an award winning high growth business in a hybrid capacity. You will be heavily product focused and have a strong track record of demonstrating you are more than a coder and genuinely love the product build. Senior Software Engineer Requirements Strong experience of Python Development with More ❯

Overview We're Civica and we make software that helps deliver critical services for citizens all around the world. From local to state government, to education, to health and care, over 5,000 public bodies across the globe use our software to help provide critical services to over 100 million citizens. Our aspiration is to be a GovTech … on 21 years of continuous growth and success, we're at a pivotal point on our journey to realise that aspiration. Why You'll Love This Opportunity as a Senior Software Engineer at Civica As a Senior Backend Software Engineer, you will play a critical role in designing, developing, and maintaining functionality of one … Engineers across Civica, adhering to industry best practices. Your expertise in building cloud-ready products will be instrumental in driving successful outcomes. Responsibilities Design, develop, test, and maintain critical software systems, primarily focused on Java. Provide technical guidance and mentorship to engineers. Drive technical decisions and own complex system components. Collaborate with technical product managers, designers, and other engineers More ❯

Are you an ambitious Embedded Software Engineer, excited by the proposition of joining one of the fastest growing companies in Europe?The business has lots of capital, pays excellent salaries and is offering equity to joiners in 2025.They are at an exciting stage of growth and looking for 3 hands-on Embedded Software Engineers to design and … build the real-time systems powering their first-generation hardware. These are office-based embedded software roles (Central Cambridge) with a clear progression path and the opportunity to carve out a niche. This opportunity is both rare and exceptional in todays market. That said, expectations are high. Senior Embedded software engineer requirements: Minimum 3+ years embedded …/bare-metal) Proactive, collaborative mindset with ownership of projects This is a rare chance to make an immediate impact, stay hands-on with development, and help shape the software function of a company thats scaling fast. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Position : Senior Embedded Software Engineer Location : Cambridge Salary : £60-150k Key Skills : embedded C, RTOS, bare-metal Desirable More ❯

Senior HPC Software Engineer Closing Date: 2nd October 2025 Location: RG7 4PR, located between Reading and Basingstoke, with free onsite parking . Due to the classified nature of the work involved, there are limited opportunities to work from home in this role. It is anticipated that the successful candidate will spend the majority of their time working … be the opportunity for you to play your part? Would you like to work on an industry leading high-performance computing platform? An opportunity is now available for a Senior HPC Software Engineer to provide computer science support, through development and deployment of software techniques and solutions. As part of this role, you will be: Providing … appropriate assistance for porting specific codes to new platforms. Designing, coding, testing, installing, and maintaining software modules. Producing suitable online documentation. Interacting with vendors, universities, and US laboratories on leading-edge research. Undertaking research level investigation of advanced novel techniques for solution of multi-physics problems. Developing relevant benchmarks for assessing current and future systems. Maintaining an awareness of More ❯

Senior HPC Software Engineer Closing Date: 2nd October 2025 Location: RG7 4PR, located between Reading and Basingstoke, with free onsite parking . Due to the classified nature of the work involved, there are limited opportunities to work from home in this role. It is anticipated that the successful candidate will spend the majority of their time working … be the opportunity for you to play your part? Would you like to work on an industry leading high-performance computing platform? An opportunity is now available for a Senior HPC Software Engineer to provide computer science support, through development and deployment of software techniques and solutions. As part of this role, you will be: Providing … appropriate assistance for porting specific codes to new platforms. Designing, coding, testing, installing, and maintaining software modules. Producing suitable online documentation. Interacting with vendors, universities, and US laboratories on leading-edge research. Undertaking research level investigation of advanced novel techniques for solution of multi-physics problems. Developing relevant benchmarks for assessing current and future systems. Maintaining an awareness of More ❯

Are you an ambitious Embedded Software Engineer, excited by the proposition of joining one of the fastest growing companies in Europe? The business has lots of capital, pays excellent salaries and is offering equity to joiners in 2025. They are at an exciting stage of growth and looking for 3 hands-on Embedded Software Engineers to design … and build the real-time systems powering their first-generation hardware. These are office-based embedded software roles (Central Cambridge) with a clear progression path and the opportunity to carve out a niche. This opportunity is both rare and exceptional in today’s market. That said, expectations are high. Senior Embedded software engineer requirements: Minimum 3+ …/bare-metal) Proactive, collaborative mindset with ownership of projects This is a rare chance to make an immediate impact, stay hands-on with development, and help shape the software function of a company that’s scaling fast. Position : Senior Embedded Software Engineer Location : Cambridge Salary : £60-150k Key Skills : embedded C, RTOS, bare-metal More ❯

Job Title: Software Engineer - Premium Senior Engineer Location: Laindon, Essex (Mandatory 4 Days onsite per week) Rate: £92.61Ph via an Umbrella Company (Inside IR35) Employment Type: Contract (4 Months) Hours: Standard 37.5 Hours Per Week Worldwide Renowned Automotive Manufacturer in Essex has a vacant Senior Software contract opportunity available. As we continue to evolve More ❯

A Technology Consultancy seeks a Senior level Software Engineer with a strong academic record, provenC/C++ development skills and experience of working on complex real-world problems to provide solutions to challenging projects in a number of areas such as cyber security and network security. You must be a British National as UK Security Clearance is … in a STEM subject from a leading University as well as As at A level in Mathematics and Physics are required, with a PhD being highly beneficial. The successful Senior Software Engineer will ideally bring a range of software development skills and experience, including strong C/C++ development experience, using and configuring Linux systems; developing … well as familiarity with source control systems. An appreciation of hardware is also highly beneficial. You should be adaptable, self-motivated and possess the ability to produce clear, efficient software designs; be confident in supporting customers and providing training as well as mentoring others. This Technical Consultancy encourages innovation, seeking bright minds who thrive on technical challenges. This is More ❯

Senior C# Software Engineer required by a successful software company with an international client base. Due to continued success, they are looking to grow one of their key software engineering teams working on some of their most successful SaaS products. The Senior C# Software Engineer will join an established team developing business More ❯

Job title: Senior Software Engineer Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract/Outside IR35/6 months initial duration + possible renewals About the Role We re looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality … scalable software solutions. As a senior member of the team, you ll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. You ll work closely with Product Owners, Architects, and DevOps to ensure delivery excellence across a diverse range of projects. What You'll Be Doing Software … SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable code Engineering & Architecture Deliver high- and low-level estimations for projects Ensure software quality through unit and integration testing Perform code reviews and participate in pair programming Architect scalable, secure systems, including OAuth and SSO integrations Cloud & DevOps Deploy and manage apps More ❯

Job title: Senior Software Engineer Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract/Outside IR35/6 months initial duration + possible renewals About the Role We’re looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality … scalable software solutions. As a senior member of the team, you’ll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. You’ll work closely with Product Owners, Architects, and DevOps to ensure delivery excellence across a diverse range of projects. What You'll Be Doing Software … SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable code Engineering & Architecture Deliver high- and low-level estimations for projects Ensure software quality through unit and integration testing Perform code reviews and participate in pair programming Architect scalable, secure systems, including OAuth and SSO integrations Cloud & DevOps Deploy and manage apps More ❯

Job title: Senior Software Engineer Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract/Outside IR35/6 months initial duration + possible renewals About the Role We're looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality … scalable software solutions. As a senior member of the team, you'll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. You'll work closely with Product Owners, Architects, and DevOps to ensure delivery excellence across a diverse range of projects. What You'll Be Doing Software … SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable code Engineering & Architecture Deliver high- and low-level estimations for projects Ensure software quality through unit and integration testing Perform code reviews and participate in pair programming Architect scalable, secure systems, including OAuth and SSO integrations Cloud & DevOps Deploy and manage apps More ❯

Senior/Staff Software Engineer - Platform (IaaS) £115,000 - £130,000 London - 4 days a week in office (Paddington) ️ Go, Kubernetes, GCP Here at Burns Sheehan, we're working with a well-established, high-growth UK tech business in the payments and financial services space. Processing billions in transactions annually and supporting nearly 1 in 5 card … tooling, infrastructure provisioning, and improving the developer experience across the business. What You'll Be Doing: Building tools and services that improve infrastructure workflows for engineering teams Collaborating with senior engineers and product leads on design and implementation Contributing to technical strategy, team mentoring, and engineering standards Opportunity to work on Open-source projects focusing on AI agents What … They're Looking For: Strong software engineering background, ideally writing Go (or .NET/Java) Solid experience with Kubernetes Experience in cloud environments - GCP preferred, AWS/Azure acceptable A collaborative engineer who can mentor others and contribute to team direction If you're interested in building platform tools with real impact, in a stable and well-backed More ❯

C# Senior Software Developer - Greater Manchester - £50-65K My client is a boutique firm based in Greater Manchester, operating in a regulated sector and offering innovative, tech-driven solutions. With a growing commitment to internal software development, they are seeking a talented Senior Software Developer to join their agile team and help shape the … a key contributor, working on full-stack applications using .NET, Angular, Docker, and AWS. This hands-on role combines technical leadership, product influence, and close collaboration with stakeholders-including senior leadership. What Youll Do: Design, develop, and maintain internal and client-facing applications using .NET and Angular Build new features using modern tools like Docker and AWS ECS Mentor … into scalable technical solutions Focus on security, performance, and maintainability in all work Influence architectural decisions and participate in shaping technical direction What Youll Bring: 35+ years of commercial software development experience Proficiency in C#, .NET (Core/Framework), Angular, MS SQL, Docker, and AWS ECS Experience with REST APIs, event-driven design, and messaging tools like RabbitMQ Comfortable More ❯

C# Senior Software Developer - Greater Manchester - £50-65K My client is a boutique firm based in Greater Manchester, operating in a regulated sector and offering innovative, tech-driven solutions. With a growing commitment to internal software development, they are seeking a talented Senior Software Developer to join their agile team and help shape the … a key contributor, working on full-stack applications using .NET, Angular, Docker, and AWS. This hands-on role combines technical leadership, product influence, and close collaboration with stakeholders-including senior leadership. What You’ll Do: Design, develop, and maintain internal and client-facing applications using .NET and Angular Build new features using modern tools like Docker and AWS ECS … technical solutions Focus on security, performance, and maintainability in all work Influence architectural decisions and participate in shaping technical direction What You’ll Bring: 3–5+ years of commercial software development experience Proficiency in C#, .NET (Core/Framework), Angular, MS SQL, Docker, and AWS ECS Experience with REST APIs, event-driven design, and messaging tools like RabbitMQ Comfortable More ❯

Role Title: Senior Software Developer Duration: End 2025 Location: Sheffield (Hybrid 3 Days Onsite) Rate: £550 - Umbrella only Would you like to join a global leader in consulting, technology services and digital transformation? Our client is at the forefront of innovation to address the entire breadth of opportunities in the evolving world of cloud, digital and platforms. Role … purpose/summary Our Client is looking for a highly motivated and experienced Senior Software Engineer to support development of services hosted on Public Cloud platforms. You will leverage your expertise in Software Development, along with your DevOps proficiency across GCP, to design and implement resilient frontend client, backend services, infrastructure automation, and cloud-native solutions. … experience The ideal candidate for this role will have the below experience and qualifications: Bachelor's or Master's degree in Computer Science or equivalent industry experience. Comes from Software Engineering background with infrastructure experience. 5+ years of development experience with a strong focus on large-scale, distributed systems. Proficient in Golang and Python. Experience with Liquibase or similar More ❯

Senior C++ Software Engineer - Financial Services My client, a leading financial services organisation, is seeking a Senior C++ Software Engineer to join their dynamic and collaborative team. This is an exciting opportunity to contribute to high-impact projects in a fast-paced, agile environment. Key Responsibilities Analyse user requirements and translate them into robust … Develop new features and enhance existing functionality Lead code reviews and promote best practices across the team Mentor and support junior engineers Required Skills & Experience Proven commercial experience in software development using C++ Strong knowledge of SQL Proficiency in Unix/Linux environments Degree in a numeric discipline (e.g., Computer Science, Mathematics) or equivalent professional experience Excellent communication skills More ❯

Overview Senior Software Engineer - Network Production Engineer Location London Business Area Engineering and CTO Ref # Description As a Network Production Engineer, you will be a critical member of the team responsible for the full lifecycle of our global network infrastructure that supports Bloomberg's core products and services. This includes building and maintaining a … automates network infrastructure. You'll be trusted to design and work on tooling that builds on automation best practices and principles. We'll trust you to Develop and maintain software tools to manage a large-scale, multi-vendor network with an emphasis on automation, telemetry, and model-driven infrastructure as code. Automate the full network lifecycle-including provisioning, configuration … integrating intelligent alerting and self-remediation capabilities to reduce manual intervention and improve incident response. Define and measure service-level objectives (SLOs) to track infrastructure performance and reliability. Write software utilizing orchestration systems to automate tasks and interact with other systems. Provide mentorship to junior engineers and promote software engineering best practices throughout the team. Practice and promote More ❯

We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing bespoke solutions to solve complex operational problems for our customers. As our business grows, we seek an experienced Full Stack Software Engineer with expertise in Java to join a live project within our Central Government team. You will be based in Bristol … hybrid work model allowing flexibility between office and home. Regular meetings with clients (bi-weekly) are expected. The Opportunity: Our teams support customers on diverse, complex projects, building bespoke software solutions with up-to-date capabilities. As a Senior Software Engineer, you will join an Agile team and gain exposure to: Designing, developing, and testing software solutions Utilizing open-source libraries and components Using tools like GitLab for continuous integration pipelines to monitor software quality and security Deploying systems across environments, including AWS and Azure cloud platforms Participating in the full software lifecycle: concept, requirements, architecture, implementation, delivery, training, support, and maintenance Leading teams and managing client engagement (depending on experience) The Fit More ❯

Monday 18 August 2025 at 00:00 Expires Tuesday 30 September 2025 at 23:59 About Us: We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing bespoke solutions to solve our customers' complex operational problems. As our business grows, we are seeking an experienced Software Engineer with Python expertise to join … Manchester, working in a hybrid model with flexibility for office and home work. Regular client meetings (bi-weekly) are expected. The Opportunity: Our teams support diverse projects, developing bespoke software solutions and enhancing capabilities. As a Senior Software Engineer in an Agile environment, you will: Design, develop, and test software solutions Utilize open-source libraries … and components Use tools like GitLab for continuous integration, ensuring quality and security Deploy systems across public (AWS, Azure) and private clouds Engage throughout the software lifecycle, from concept to maintenance Lead teams and manage client engagement (depending on experience) The Fit: We are interested in Senior Engineers with hands-on Back End or Full Stack experience, particularly More ❯

Senior Developer Opportunity | up to £60k | Cranfield My client are a very exciting start-up/scale-up who specialise in the Travel/Events tech industry. They are a SaaS company who have developed a platform that helps companies organise and plan events. They are already partnered with some HUGE names such as McLaren, Williams Racing, and Peroni … this position. You can also get in touch with me on cameron.s@pearsoncarter.com or 0191 406 6111. Pearson Carter is the Global Leader in Microsoft Technology, Web, Mobile and Software Development Recruitment with specialist roles across the globe - www.pearsoncarter.com Keywords: .NET, ASP.NET, MVC, JavaScript, TypeScript, Azure, DevOps, MAUI, Mobile, Software Engineer, Full Stack Software Engineer More ❯

Senior Developer Opportunity | up to £60k | Cranfield My client are a very exciting start-up/scale-up who specialise in the Travel/Events tech industry. They are a SaaS company who have developed a platform that helps companies organise and plan events. They are already partnered with some HUGE names such as McLaren, Williams Racing, and Peroni … this position. You can also get in touch with me on cameron.s@pearsoncarter.com or 0191 406 6111. Pearson Carter is the Global Leader in Microsoft Technology, Web, Mobile and Software Development Recruitment with specialist roles across the globe - www.pearsoncarter.com Keywords: .NET, ASP.NET, MVC, JavaScript, TypeScript, Azure, DevOps, MAUI, Mobile, Software Engineer, Full Stack Software Engineer More ❯

Senior Developer Opportunity | up to £60k | Cranfield My client are a very exciting start-up/scale-up who specialise in the Travel/Events tech industry. They are a SaaS company who have developed a platform that helps companies organise and plan events. They are already partnered with some HUGE names such as McLaren, Williams Racing, and Peroni … this position. You can also get in touch with me on cameron.s@pearsoncarter.com or 0191 406 6111. Pearson Carter is the Global Leader in Microsoft Technology, Web, Mobile and Software Development Recruitment with specialist roles across the globe - www.pearsoncarter.com Keywords: .NET, ASP.NET, MVC, JavaScript, TypeScript, Azure, DevOps, MAUI, Mobile, Software Engineer, Full Stack Software Engineer More ❯

collaboratively with others. We offer some great opportunities for career progression and development, alongside a competitive salary and a great benefits package. We have an opening for a passionate Senior Software Engineer. This would be suitable for a Mid-Level Software Engineer who is looking for that next step up as a Senior Software Engineer. THIS ROLE IS BASED IN DEESIDE 2 DAYS A WEEK, ONLY APPLY IF YOU CAN COMMUTE. What We Are Looking For: An experienced C#, .Net Engineer, who is looking to make that step up to a senior lead position. Experience of mentoring junior engineers. Experience with Microsoft Azure, Terraform, and C# in an integration team. Knowledge More ❯

Senior Software Engineer (Full Stack - Ruby on Rails/React) Remote (UK-based) Up to £85,000 About the Role A fast-growing sports tech company are on a mission to deliver an exceptional product experience to their passionate user base. They're looking for a Senior Full Stack Engineer with strong Ruby on Rails More ❯