1 to 25 of 80 Permanent Senior Software Developer Jobs in England

Senior Software Developer 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 Developer -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 … the 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 Developer -Experience Required Proven experience as a Full Stack Developer or similar role with a strong portfolio of projects. Expertise in Node.js and AWS Lambda More ❯

Senior Full Stack Software Developer 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 Developer - 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 … quality and speed. 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 Developer - Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in More ❯

Senior Full Stack Software Developer 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 Developer - 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 … quality and speed. 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 Developer - Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in More ❯

Senior Full Stack Software Developer 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 Developer - 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 … quality and speed. 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 Developer - Experience Required Proven experience as a Senior Full Stack Developer or similar role with a strong portfolio of projects. Expertise in More ❯

Senior C++ Software Developer – STL – UNIX - London. - Tier-1 electronic trading organisation seeks to hire a Senior C++ Software Developer to join their London or Chicago team as part of an expansion plan for 2026. The Senior C++ Software Developer with be a key contributor to the enhancement of their electronic … trading ecosystem and surrounding electronic trading environment. The client is part of a large investment banking group, one of the largest financial institutions globally. The Senior C++ Software Developer will: Assist engineering manager with growth of the team in London and US office. Define and be involved in development projects for their core real-time trading engine. … Work collaboratively with testing and engineering teams internally and externally. Assist with further advancements in platform automation. Take ownership of business and technical change requests. Design and plan software change documentation. Integration testing to ensure high quality QA. The Senior C++ Software Developer will need to have: A STEM background. Experience developing electronic trading software More ❯

Senior C++ Software Developer – STL – UNIX - London. - Tier-1 electronic trading organisation seeks to hire a Senior C++ Software Developer to join their London or Chicago team as part of an expansion plan for 2026. The Senior C++ Software Developer with be a key contributor to the enhancement of their electronic … trading ecosystem and surrounding electronic trading environment. The client is part of a large investment banking group, one of the largest financial institutions globally. The Senior C++ Software Developer will: Assist engineering manager with growth of the team in London and US office. Define and be involved in development projects for their core real-time trading engine. … Work collaboratively with testing and engineering teams internally and externally. Assist with further advancements in platform automation. Take ownership of business and technical change requests. Design and plan software change documentation. Integration testing to ensure high quality QA. The Senior C++ Software Developer will need to have: A STEM background. Experience developing electronic trading software More ❯

Senior C++ Software Developer – STL – UNIX - London. - Tier-1 electronic trading organisation seeks to hire a Senior C++ Software Developer to join their London or Chicago team as part of an expansion plan for 2026. The Senior C++ Software Developer with be a key contributor to the enhancement of their electronic … trading ecosystem and surrounding electronic trading environment. The client is part of a large investment banking group, one of the largest financial institutions globally. The Senior C++ Software Developer will: Assist engineering manager with growth of the team in London and US office. Define and be involved in development projects for their core real-time trading engine. … Work collaboratively with testing and engineering teams internally and externally. Assist with further advancements in platform automation. Take ownership of business and technical change requests. Design and plan software change documentation. Integration testing to ensure high quality QA. The Senior C++ Software Developer will need to have: A STEM background. Experience developing electronic trading software More ❯

Senior Software Developer - C# .Net/Angular/AWS/NoSQL - Hybrid - Nottingham - £70,000 The Role An innovative company within the construction sector are looking to an experienced Software Developer to join their talented development team. You will be working on a range of cloud based products, utilising the latest technologies on a diverse … other benefits including flexible working hours, 25 days holiday, private healthcare, 5% company pension, Pluralsight access, dedicated learning time and much more. Apply Now If you are an experienced Software Developer looking to join a company where personal progression and development is valued, then this is the role for you. They are interviewing suitable candidates as soon as … possible so apply now and don't miss out. Senior Software Developer - C# .Net/Angular/AWS/NoSQL - Hybrid - Nottingham - £70,000 Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy More ❯

Senior Software Developer PHP/Laravel Maidstone, Kent Salary: Up to £55,000 Office-based (with some flexibility) Are you a Senior Developer confident in PHP and Laravel? Are you confident with Laravel and ready to take ownership of key projects? Looking to join a company that invests in quality, not chaos? We are recruiting … for a long-established and successful company based in Maidstone, Kent, looking to expand their internal development team. They are looking for a Senior Software Developer with strong PHP Laravel experience to take ownership of both greenfield and ongoing projects, from system design through to implementation and delivery. You will be a technical leader in the team More ❯

Senior Software Developer - C# Senior Software Developer required by a leading Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. This is a brand-new position due to growth and will join a well-established, high calibre development team. The company operate on a … in the office and 2 days from home. Essential experience: Degree in Computer Science or other STEM subject ideally from a Russell Group University 5+ years' experience in a software development role C# SQL Server Source control, ideally Git Experience working within an Agile environment Any experience in the following would be advantageous: .NET 5/6 JavaScript, TypeScript More ❯

Senior Software Developer – PHP/Laravel Maidstone, Kent Salary: Up to £55,000 Office-based (with some flexibility) Are you a Senior Developer confident in PHP and Laravel? Are you confident with Laravel and ready to take ownership of key projects? Looking to join a company that invests in quality, not chaos? We are recruiting … for a long-established and successful company based in Maidstone, Kent, looking to expand their internal development team. They are looking for a Senior Software Developer with strong PHP Laravel experience to take ownership of both greenfield and ongoing projects, from system design through to implementation and delivery. You will be a technical leader in the team More ❯

Senior Software Developer – PHP/Laravel Maidstone, Kent Salary: Up to £55,000 Office-based (with some flexibility) Are you a Senior Developer confident in PHP and Laravel? Are you confident with Laravel and ready to take ownership of key projects? Looking to join a company that invests in quality, not chaos? We are recruiting … for a long-established and successful company based in Maidstone, Kent, looking to expand their internal development team. They are looking for a Senior Software Developer with strong PHP Laravel experience to take ownership of both greenfield and ongoing projects, from system design through to implementation and delivery. You will be a technical leader in the team More ❯

Senior Software Engineer/Developer (Python FastAPI Data) London to £90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform … for rapidly growing Cybersecurity insurance markets. As a Senior Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration of … WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. You have strong Python backend software engineering skills You have experience of building FastAPIs You have a good knowledge of public cloud services, they're using Azure but experience with AWS or GCP is fine More ❯

Senior Software Developer On-Site role in Nottingham Salary of £45-55k Multiple roles available No sponsorship offered To apply please email About the client: My client are a successful Nottingham based software company who design and build solutions for a range of leading clients. A series of wins means that they are now looking … for local and dedicated Software Developers to join their close-knit team. The Software Developer role: You will be developing high quality code and maintaining our clean coding practices. C#, .Net, VB.Net, SQL Software Developer - Essential Skills: Experience working with C# Commercial experience of .NET Can do attitude with good communication skills Knowledge of MS More ❯

Senior Developer (ASP.Net Core, C#) - Nottingham/hybrid remote - Salary £60K - £75K DOE plus flexible hours, hybrid working (2 days a week in office), 25 days holiday + bh, latest technologies, excellent progression and more! The Role A unique and exciting new opportunity has arisen for an experienced Software Developers (ASP.Net Core, C#, AWS) to join a … The expectation for this role is 2 days a week of your choice in the office including flexible hours (their core hours are between 10am - 3pm). As a Software Developer (ASP.Net Core, AWS, C#) you will be responsible for a wide range of innovative projects from development of their innovative cloud-based enterprise system to internal systems. … drive forward their technical direction. You will need to be self motivated and enjoy working in a fast-paced rapidly changing environment. You will be working closely with other senior developers so will have the opportunity to voice your creativity as well as learn and grow with the very latest technology. This role is a FULL STACK role so More ❯

Senior Software Developer Location: Surrey office (during probation) then Remote/Hybrid – because we trust you not to code in your pyjamas... much Please do not apply if you need sponsorship, this company does not sponsor. Salary: £55k-£60k Benefits that don't include free pizza (sorry) The Gig Fancy joining a well-established SaaS company that … s been innovating since 1998? They're looking for a Senior Software Developer who enjoys tackling complex technical challenges. You'll be building and maintaining their platform that helps the UK public sector communicate effectively – think of it as WhatsApp for grown-ups with important jobs. What You'll Be Doing Writing code that actually works (revolutionary … load Code reviews (yes, someone will judge your variable names) Keeping up with tech trends that change faster than British weather What They Need From You 5+ years of software development experience (all paths to expertise are welcome) Strong skills in .NET, JavaScript, TypeScript, C# Experience with React, Angular, or Vue.js (frontend wizardry) Knowledge of databases (both SQL and More ❯

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of a critical national open data platform. … You’ll help shape the platform’s technical direction while ensuring delivery excellence. Key responsibilities include: Designing and building resilient, cloud-native applications using modern frameworks and languages. Leading software architecture and setting engineering standards across the team. Collaborating with developers, designers, and policy teams to deliver user-focused services. Driving technology choices and product roadmaps in line with More ❯

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of a critical national open data platform. … You’ll help shape the platform’s technical direction while ensuring delivery excellence. Key responsibilities include: Designing and building resilient, cloud-native applications using modern frameworks and languages. Leading software architecture and setting engineering standards across the team. Collaborating with developers, designers, and policy teams to deliver user-focused services. Driving technology choices and product roadmaps in line with More ❯

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of a critical national open data platform. … You’ll help shape the platform’s technical direction while ensuring delivery excellence. Key responsibilities include: Designing and building resilient, cloud-native applications using modern frameworks and languages. Leading software architecture and setting engineering standards across the team. Collaborating with developers, designers, and policy teams to deliver user-focused services. Driving technology choices and product roadmaps in line with More ❯

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of a critical national open data platform. … You’ll help shape the platform’s technical direction while ensuring delivery excellence. Key responsibilities include: Designing and building resilient, cloud-native applications using modern frameworks and languages. Leading software architecture and setting engineering standards across the team. Collaborating with developers, designers, and policy teams to deliver user-focused services. Driving technology choices and product roadmaps in line with More ❯

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of a critical national open data platform. … You’ll help shape the platform’s technical direction while ensuring delivery excellence. Key responsibilities include: Designing and building resilient, cloud-native applications using modern frameworks and languages. Leading software architecture and setting engineering standards across the team. Collaborating with developers, designers, and policy teams to deliver user-focused services. Driving technology choices and product roadmaps in line with More ❯

HM Land Registry (HMLR) is undertaking one of the largest transformation programmes in government, modernising the digital systems that support over £7 trillion of property ownership. As a Senior Software Developer, you'll take a leading role in designing and delivering the systems and services that power this national infrastructure. Salary up to £60,800, 29% employer … pension contribution plus full Civil Service benefits. Flexible, hybrid working from 14 office locations across the UK. About the Role As a Senior Software Developer, you'll combine hands-on coding with technical leadership. You'll work in a multidisciplinary team of developers, testers, product managers and architects to build secure, scalable systems and help guide technical … direction across your team. You'll also mentor colleagues and contribute to improving development processes and standards across the Software Development Practice. HMLR's Developers work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into More ❯

HM Land Registry (HMLR) is undertaking one of the largest transformation programmes in government, modernising the digital systems that support over £7 trillion of property ownership. As a Senior Software Developer, you'll take a leading role in designing and delivering the systems and services that power this national infrastructure. Salary up to £60,800, 29% employer … pension contribution plus full Civil Service benefits. Flexible, hybrid working from 14 office locations across the UK. About the Role As a Senior Software Developer, you'll combine hands-on coding with technical leadership. You'll work in a multidisciplinary team of developers, testers, product managers and architects to build secure, scalable systems and help guide technical … direction across your team. You'll also mentor colleagues and contribute to improving development processes and standards across the Software Development Practice. HMLR's Developers work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into More ❯

HM Land Registry (HMLR) is undertaking one of the largest transformation programmes in government, modernising the digital systems that support over £7 trillion of property ownership. As a Senior Software Developer, you'll take a leading role in designing and delivering the systems and services that power this national infrastructure. Salary up to £60,800, 29% employer … pension contribution plus full Civil Service benefits. Flexible, hybrid working from 14 office locations across the UK. About the Role As a Senior Software Developer, you'll combine hands-on coding with technical leadership. You'll work in a multidisciplinary team of developers, testers, product managers and architects to build secure, scalable systems and help guide technical … direction across your team. You'll also mentor colleagues and contribute to improving development processes and standards across the Software Development Practice. HMLR's Developers work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into More ❯

We are looking for a Senior Software Developer (Azure) to join the Frontier team, on a permanent, full-time basis. This is a fully homebased role but there will be a requirement to attend sites when needed. You will be an integral part of a high-performing team, working with Microsoft technologies to implement complex data solutions … configuration, development & deployment Proven experience with iterative development methodologies (Agile, Scrum) Strong communication skills are necessary for effective collaboration across diverse technical and business teams. Your Role As a Senior Software Developer (Azure) your role will involve: Delivering high-quality enterprise-level data solutions on Microsoft platforms. Delivering all Azure technical components including configuration, deployment, and maintenance … of PySpark to optimize and develop workbooks Configuring Informatica to integrate data with our EDP platform as well as create and monitor data quality rules Collaborating with Architects and Senior Engineers to deliver LLDs to required technical designs and specifications. Collaborating with the business to ensure solutions delivered meet business requirements. Working closely with Engineering, Digital, and Core Systems More ❯