1,451 to 1,475 of 7,765 Permanent Software Engineering Jobs

Job Title: Full Stack Software Engineer Location: London (Hybrid/Flexible) Type: Permanent or Contract Clearance: Active Enhanced DV or DV clearance preferred | SC clearance considered Salary: Competitive (based on experience & clearance level) We’re working with a specialist digital consultancy delivering secure, user-centred solutions across government and national security sectors. They’re looking for talented Full Stack … develop, and maintain full-stack applications using Go (Golang) and React Collaborate with designers, DevOps engineers, and product teams to build scalable, user-focused services Ensure high standards of software quality through code reviews, automated testing, and CI/CD practices Participate in architecture discussions and technical design sessions Integrate APIs and backend systems into modern, accessible front-end … all aspects of delivery Key Requirements Active Enhanced DV clearance (preferred) – essential for access to secure projects (Can be regular DV or SC) Proven experience as a Full Stack Software Engineer Strong knowledge of Go (Golang) for backend development Solid Front-End experience – ideally with React , TypeScript, and modern UI patterns Experience working within Agile/DevOps delivery environments More ❯

Job Title: Full Stack Software Engineer Location: London (Hybrid/Flexible) Type: Permanent or Contract Clearance: Active Enhanced DV or DV clearance preferred | SC clearance considered Salary: Competitive (based on experience & clearance level) We’re working with a specialist digital consultancy delivering secure, user-centred solutions across government and national security sectors. They’re looking for talented Full Stack … develop, and maintain full-stack applications using Go (Golang) and React Collaborate with designers, DevOps engineers, and product teams to build scalable, user-focused services Ensure high standards of software quality through code reviews, automated testing, and CI/CD practices Participate in architecture discussions and technical design sessions Integrate APIs and backend systems into modern, accessible front-end … all aspects of delivery Key Requirements Active Enhanced DV clearance (preferred) – essential for access to secure projects (Can be regular DV or SC) Proven experience as a Full Stack Software Engineer Strong knowledge of Go (Golang) for backend development Solid Front-End experience – ideally with React , TypeScript, and modern UI patterns Experience working within Agile/DevOps delivery environments More ❯

Princeton Biopartners is a best-in-class strategy consulting firm serving the life sciences sector. We partner with Fortune 500 biopharmaceutical companies on strategic projects, combining advisory and software solutions to improve the evidence base, accessibility, and impact of biomedical innovations. We are looking for a part-time Software Engineering Intern (Full Stack) to support the development … the business side of biopharma, while working closely with senior leadership. Must Haves UK-based (mandatory, remote role) STEM background : pursuing or recently completed a degree in Computer Science, Engineering, Data Science, or related field ( top competitive programs preferred, such as at Oxbridge or Imperial ) Independent & proactive : able to take initiative, act autonomously, and deliver with limited supervision Technical … curiosity : passion for building software that solves real-world problems Structured thinker : strong problem-solving and communication skills Product-minded : interested in user experience and pragmatic solutions Hands-on coder : capable of delivering clean, working code efficiently, leveraging AI where appropriate to maximize speed and output Key Responsibilities Contribute to the design and development of web and data-driven More ❯

Software Engineer Location: Gloucester (hybrid - 3 days a week in office) Salary: Up to £62,000 (depending on experience) + £7,000 bonus We’re looking for talented Software Engineers (2+ years experience) to join a growing team delivering cutting-edge solutions within the UK National Security space. You’ll work on technically complex systems that directly contribute … to national-level projects, surrounded by a collaborative engineering culture that values innovation, learning and impact. NOTE: Due to the nature of this client's work, candidates must be eligible for UK Developed Vetting (DV) security clearance. What you’ll be doing Designing, developing, testing and deploying robust software systems in a secure environment. Collaborating with multi-disciplinary … teams to deliver high-integrity, high-availability applications. Supporting code reviews, debugging, and issue resolution within an Agile delivery model. Working with modern cloud and software engineering practices to build scalable systems. Contributing to a culture of continual improvement, mentoring and knowledge-sharing. About you - Tech stack You have at least 2 years’ hands-on, commercial software More ❯

Description One of TEKsystems largest payments technology clients is seeking to hire a Senior Java Software Engineer to join their Payment Networks team. This person will be working on a mission critical application modernization of the client's payment settlement platform. This platform settles $50bn in transactions daily and is one of the most important applications within their business. … Seeking a Senior Software Development Engineer to join software engineering projects and develop and deliver enhanced software solutions. In this role, you will research alternative technical solutions for changing business needs. This role will be based in our technology hub in Dublin, Ireland, providing a state of the art environment for technology teams to thrive in … collaborative, Agile engineering culture. Location: Dublin, Ireland. Contract: 12 months rolling - hybrid (1-2 days on site) Responsibilities Own complex problems having dependency across services and facilitate cross functional team interactions to drive resolution; Define, design, and develop procedures and solutions at a service level to meet the business requirements/enhancements; Drive prioritization decisions and trade offs in More ❯

We are seeking an exceptional Senior Software Engineer to build the foundational infrastructure for our next-generation AI-powered transcriptome analysis platform. This role combines cutting edge software engineering with the demands of processing petabyte-scale genomic data and orchestrating complex AI workflows. You will create the robust, scalable systems that enable our LLM and Agentic AI … requests • Develop microservices architecture for modular AI component integration • Create real-time data streaming pipelines for continuous genomic analysis • Implement fault-tolerant systems with 99.99% uptime requirements AI Infrastructure Engineering • Build scalable infrastructure for LLM deployment and inference optimization • Develop orchestration systems for multi-agent AI workflows • Create GPU/TPU cluster management for distributed AI processing • Implement caching … strategies for billion-parameter model inference • Design model versioning and A/B testing frameworks Data Engineering & Processing • Develop high-throughput pipelines for RNA-seq data processing • Implement efficient storage solutions for 20,000+ gene expression matrices • Create data validation and quality control frameworks • Build real-time monitoring for genomic data integrity • Design compression algorithms for efficient genomic data More ❯

Senior Software Engineer - AI-Powered Genomics Platform Position Overview We are seeking an exceptional Senior Software Engineer to build the foundational infrastructure for our next-generation AI-powered transcriptome analysis platform. This role combines cutting-edge software engineering with the demands of processing petabyte-scale genomic data and orchestrating complex AI workflows. You will create the … requests Develop microservices architecture for modular AI component integration Create real-time data streaming pipelines for continuous genomic analysis Implement fault-tolerant systems with 99.99% uptime requirements AI Infrastructure Engineering Build scalable infrastructure for LLM deployment and inference optimization Develop orchestration systems for multi-agent AI workflows Create GPU/TPU cluster management for distributed AI processing Implement caching … strategies for billion-parameter model inference Design model versioning and A/B testing frameworks Data Engineering & Processing Develop high-throughput pipelines for RNA-seq data processing Implement efficient storage solutions for 20,000+ gene expression matrices Create data validation and quality control frameworks Build real-time monitoring for genomic data integrity Design compression algorithms for efficient genomic data More ❯

Connexity, and Shopyourlikes) are constantly iterating on products, solving problems for retailers, content creators & influencers, and publishers, building interest in new solutions. We are actively seeking an experienced Senior Software Engineer for our Skimlinks brand, to help us advance our technology stack and product development endeavours. The Senior Software Engineer is based in London, reports to the Sr. … Principal Software Engineer Team Lead, and is a part of the Skimlink's UK Engineering team. This position is a senior-level role responsible for providing technical leadership, guiding and implementing the architecture and design of complex software systems, and driving innovation by combining strong technical expertise with effective communication and leadership skills to drive success in … software development projects. The position will play a pivotal role in designing, building, and implementing systems across all facets of our intricate platform. From managing high-volume data collection and enrichment to automated analysis, and backend services alongside RESTful APIs, your contributions will be fundamental to our success. Additionally, the Senior Software Engineer collaborates with cross-functional teams More ❯

Senior Software Engineer page is loaded Senior Software Engineerlocations: UK - London (20 Fenchurch)time type: Full timeposted on: Posted Todayjob requisition id: 2025-811 Job Title: Senior Software Engineer (Python) Reporting to: Lead Software Engineer Direct Reports: N/A Position Type: PermanentStanding still is not an option in the current world of Insurance. TMHCC are … which delight underwritersAbout the OpportunityThe London Market Underwriting & Reinsurance Performance team consists of Actuaries, Reinsurance Specialists and Engineers reporting into the Chief Underwriting Officer (London Market).As a Senior Software Engineer with experience of Agile and DevOps working within the Underwriting Performance Innovation team, you will research, design, test, develop and support software solutions to transform our market … an Actuarial Model Management platform, working closely with the central Innovation & Analytics function to define our developing Data Platform and identify opportunities to demonstrate its value.Core Responsibilities Collaborate with software engineers, data engineers, and underwriters to define and deliver the future of Property & Casualty underwriting at TMHCC International Continually improve ways of working, responding to change and maintaining focus More ❯

industries, including power and rail, and also has interests in a number of R&D projects in a variety of scientific sectors. At Camlin we believe in high quality engineering and design, allowing us to develop market leading products and services. In short, we love creating value for our customers by solving difficult problems. As of now, Camlin operates … GitLab CI Responsibilities: Design and development of backend microservices Maintenance and migration of applications to modern Python frameworks Development of automated unit and component tests Contribution to Camlin’s software development strategies Participation in Agile Scrum and design meetings Governance of application CI/CD pipelines Design and development of web application security Technical mentorship of less experienced engineers … What you'll need: At least 6 years of experience as a Backend Software Engineer Experience designing and implementing REST APIs (Fast API) Experience working with SQL databases Practical knowledge of Linux (CLI, bash) Experience mentoring and leading engineering team Practical knowledge of modern web application deployment infrastructures Fluency in English, written and verbal Strong knowledge of SDLC More ❯

industries, including power and rail, and also has interests in a number of R&D projects in a variety of scientific sectors. At Camlin we believe in high quality engineering and design, allowing us to develop market leading products and services. In short, we love creating value for our customers by solving difficult problems. As of now, Camlin operates … GitLab CI Responsibilities: Design and development of backend microservices Maintenance and migration of applications to modern Python frameworks Development of automated unit and component tests Contribution to Camlin’s software development strategies Participation in Agile Scrum and design meetings Governance of application CI/CD pipelines Design and development of web application security Technical mentorship of less experienced engineers … What you'll need: At least 6 years of experience as a Backend Software Engineer Experience designing and implementing REST APIs (Fast API) Experience working with SQL databases Practical knowledge of Linux (CLI, bash) Experience mentoring and leading engineering team Practical knowledge of modern web application deployment infrastructures Fluency in English, written and verbal Strong knowledge of SDLC More ❯

industries, including power and rail, and also has interests in a number of R&D projects in a variety of scientific sectors. At Camlin we believe in high quality engineering and design, allowing us to develop market leading products and services. In short, we love creating value for our customers by solving difficult problems. As of now, Camlin operates … GitLab CI Responsibilities: Design and development of backend microservices Maintenance and migration of applications to modern Python frameworks Development of automated unit and component tests Contribution to Camlin’s software development strategies Participation in Agile Scrum and design meetings Governance of application CI/CD pipelines Design and development of web application security Technical mentorship of less experienced engineers … What you'll need: At least 6 years of experience as a Backend Software Engineer Experience designing and implementing REST APIs (Fast API) Experience working with SQL databases Practical knowledge of Linux (CLI, bash) Experience mentoring and leading engineering team Practical knowledge of modern web application deployment infrastructures Fluency in English, written and verbal Strong knowledge of SDLC More ❯

to driving positive change. Read on to learn more about the opportunity and how you can have a positive impact! About the Role We have an experienced team of software engineers working across Angular, .NET, and SQL Server. As a senior developer, you will contribute to both the front-end (Angular) and back-end (.NET) layers of our platform … With a focus on shared services, automation, and self-service capabilities, we are building a strong foundation for the future of our platform. Key Responsibilities Design, develop, and maintain software solutions across frontend, backend, and database layers. Work with distributed systems and APIs, ensuring seamless integration between products. Contribute to the design and development of shared services (e.g., authentication … and other stakeholders to understand problems and deliver high-impact solutions. Ensure adherence to best practices in scalability, security, and performance optimization including the responsible use of AI in software development and product innovation. Support and troubleshoot production systems as needed, collaborating with the Cloud Operations team where required. Build dynamic, responsive, and accessible user interfaces using Angular best More ❯

Software Developer | £55,000–£75,000 | Hybrid (London/Remote) Ready to build software that actually matters? Join a team where you’ll be solving real-world problems from day one — not just writing code in the corner. We’re looking for an ambitious Software Developer who loves tackling technical challenges, learning fast, and working with smart … supportive engineers. This is a rapidly scaling company which invests in careers — ideal for someone who wants to grow as a Software Engineer, Machine Learning Developer, or Full-Stack Engineer role within 12–24 months. What You’ll Do Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in … and open to new ideas Perks: Hybrid working, performance bonus, team socials, and a clear salary review after 12 months Ready to Start? If you’re passionate about building software, learning fast, and doing real engineering — not just tutorials — we’d love to hear from you. Apply now with your CV. Let’s build something great together. Junior More ❯

Senior Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native Why? scaling FinTech, revolutionising the industry Location : Hybrid - 1-2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products to consumers. The organisation … is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Software Engineer - Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Optimize components for maximum performance across a vast array of web- capable devices and browsers. Maintain code and … highest quality. Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Software Engineer - Experience Required Proven experience as a Full Stack Engineer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda for serverless backend services. More ❯

C# Software Engineer – Greenfield Digital Programme Location: Milton Keynes (Hybrid – Once a month on-site) Salary: Up to £60,000 + Excellent Benefits We’re working in partnership with a leading consultancy who are supporting a household brand who work in the financial services space. We’re on the lookout for a talented C# Software Engineer to join … applications using the latest tools and practices. About the Role You’ll be a key part of an agile scrum team, building and delivering new digital solutions using modern engineering principles. From shaping the architecture to hands-on coding and deployment, you’ll work across the full SDLC on both greenfield and brownfield projects. What We’re Looking For … days holiday Performance based bonus Pension Long service awards Life assurance Medical cover L&D budget Career Progression If this sounds like you then please click apply now! C# Software Engineer – Greenfield Digital Programme More ❯

Senior Full Stack Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native Why? start-up financial services, revolutionising the industry Location : Hybrid - 1/2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial … products to consumers. The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Software Engineer - Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Guiding and develop the skills of junior engineers. Optimize components for … Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Full Stack Software Engineer - Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda for serverless backend More ❯

Senior Full Stack Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native Why? start-up financial services, revolutionising the industry Location : Hybrid - 1/2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial … products to consumers. The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Software Engineer - Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Guiding and develop the skills of junior engineers. Optimize components for … Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Full Stack Software Engineer - Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda for serverless backend More ❯

Senior Full Stack Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native Why? start-up financial services, revolutionising the industry Location : Hybrid - 1/2 days in the office (Central London) Our Client A new UK-based financial services provider is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial … products to consumers. The organisation is committed to empowering individuals by enhancing their understanding and control of personal finance through clarity, intelligence, and technology. Senior Full Stack Software Engineer - Responsibilities Design, develop, and maintain advanced applications. Collaborate with cross-functional teams to define, design, and ship new features. Guiding and develop the skills of junior engineers. Optimize components for … Troubleshoot and debug to optimize performance. Provide code reviews, feedback, and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols Senior Full Stack Software Engineer - Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda for serverless backend More ❯

Senior Software Engineer – National Security - SC Clearable - Python - AWS Role: Senior Software Engineer Location: Cheltenham/Hybrid Work Clearance: SC Cleared/Eligible for SC Salary: £55,000 - £70,000 About the Role We’re seeking talented Senior Software Engineers with strong Python and AWS experience to join Agile delivery teams supporting a range of complex and … high-impact Central Government and Critical National Infrastructure projects. You’ll help design, develop, and deploy bespoke software solutions that deliver real-world mission value. You’ll gain hands-on experience across the full software development lifecycle — from concept through delivery — working with modern technologies and open-source tools in secure cloud environments. What You’ll Do Design … develop, and test robust software solutions using modern engineering practices. Work with a range of open-source libraries, frameworks, and components. Build and maintain CI/CD pipelines using tools such as GitLab , ensuring code quality and security. Deploy software systems across public (AWS) and private cloud environments. Engage in all stages of the software lifecycle More ❯

Senior Software Engineer, Back End Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer … needs. We are seeking Back End Software Engineers who are passionate about marrying data with emerging technologies. As a Capital One Software Engineer, you'll have the opportunity to be on the forefront of driving a major transformation within Capital One. What You'll Do: Collaborate with and across Agile teams to design, develop, test, implement, and support … and technologies Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like Java More ❯

Senior Software Engineer, Back End Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer … needs. We are seeking Back End Software Engineers who are passionate about marrying data with emerging technologies. As a Capital One Software Engineer, you'll have the opportunity to be on the forefront of driving a major transformation within Capital One. What You'll Do: Collaborate with and across Agile teams to design, develop, test, implement, and support … and technologies Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like Java More ❯

Senior Software Engineer – National Security - SC Clearable - Python - AWS Role: Senior Software Engineer Location: Bristol/Hybrid Work Clearance: SC Cleared/Eligible for SC Salary: £55,000 - £70,000 About the Role We’re seeking talented Senior Software Engineers with strong Python and AWS experience to join Agile delivery teams supporting a range of complex and … high-impact Central Government and Critical National Infrastructure projects. You’ll help design, develop, and deploy bespoke software solutions that deliver real-world mission value. You’ll gain hands-on experience across the full software development lifecycle — from concept through delivery — working with modern technologies and open-source tools in secure cloud environments. What You’ll Do Design … develop, and test robust software solutions using modern engineering practices. Work with a range of open-source libraries, frameworks, and components. Build and maintain CI/CD pipelines using tools such as GitLab , ensuring code quality and security. Deploy software systems across public (AWS) and private cloud environments. Engage in all stages of the software lifecycle More ❯

Senior Software Engineer – National Security - SC Clearable - Python - AWS Role: Senior Software Engineer Location: Bristol/Hybrid Work Clearance: SC Cleared/Eligible for SC Salary: £55,000 - £70,000 About the Role We’re seeking talented Senior Software Engineers with strong Python and AWS experience to join Agile delivery teams supporting a range of complex and … high-impact Central Government and Critical National Infrastructure projects. You’ll help design, develop, and deploy bespoke software solutions that deliver real-world mission value. You’ll gain hands-on experience across the full software development lifecycle — from concept through delivery — working with modern technologies and open-source tools in secure cloud environments. What You’ll Do Design … develop, and test robust software solutions using modern engineering practices. Work with a range of open-source libraries, frameworks, and components. Build and maintain CI/CD pipelines using tools such as GitLab , ensuring code quality and security. Deploy software systems across public (AWS) and private cloud environments. Engage in all stages of the software lifecycle More ❯

Senior Software Engineer – National Security - SC Clearable - Python - AWS Role: Senior Software Engineer Location: Bristol/Hybrid Work Clearance: SC Cleared/Eligible for SC Salary: £55,000 - £70,000 About the Role We’re seeking talented Senior Software Engineers with strong Python and AWS experience to join Agile delivery teams supporting a range of complex and … high-impact Central Government and Critical National Infrastructure projects. You’ll help design, develop, and deploy bespoke software solutions that deliver real-world mission value. You’ll gain hands-on experience across the full software development lifecycle — from concept through delivery — working with modern technologies and open-source tools in secure cloud environments. What You’ll Do Design … develop, and test robust software solutions using modern engineering practices. Work with a range of open-source libraries, frameworks, and components. Build and maintain CI/CD pipelines using tools such as GitLab , ensuring code quality and security. Deploy software systems across public (AWS) and private cloud environments. Engage in all stages of the software lifecycle More ❯