9 of 9 Senior Software Developer Jobs in London

Senior Java Software Developer. Are you an experienced Senior Software Developer looking to take on a design authority role? Join a dynamic and growing team delivering cutting-edge cloud-based analytics solutions. With award-winning technology and strong partnerships in the IT & Telecoms sector, including … Cisco, this is an exciting opportunity to work on high-performance applications at the forefront of innovation. The Role As a Senior Software Developer, you'll take ownership of key technical areas, ensuring best practices in design and development. You'll collaborate closely with product teams, lead ...

Passionate about contributing to a more sustainable world? Bring your passion for sustainability and digital innovation to a meaningful Senior Software Developer role that is instrumental in shaping and advancing the digital infrastructure that supports our engineering and consultancy teams to design services for some … proud to be a partnership, run by the people who work here. ABOUT THE ROLE Based in either our Edinburgh or London office, the Senior Software Developer will play a critical part in advancing the digital capabilities of our engineering and consultancy services. This role will involve ...

Senior Back-End Software Developer (C#, .NET, APIs, Azure, MACH, SQL) £60-72,000 based on experience Are you passionate about building robust, scalable back-end systems that power meaningful change? Join a leading non-profit organisation as a Senior Back-End Software Developer ...

Senior Software Developer- Must have current SC Clearance. This role is responsible for the design, development, delivery, and ongoing improvement of soft-ware solutions within a secure, government-focused environment. The successful candidate will contribute to building resilient, scalable, and user-centred services, ensuring compliance with regulatory … technical leadership, collaboration within multidisciplinary teams, and ownership of both development and live service performance. Key Responsibilities • Lead the design and delivery of scalable software solutions• Translate user needs into technical outcomes• Build secure, test-driven, high-quality code• Support and maintain live services (performance & stability)• Collaborate with multidisciplinary ...

Senior Software Developer** (Contract) Duration: Up until 31 March 2027 (Possibility for extension) Location: London/Hybrid (3 days per week on site) Rate: A highly competitive salary is available for suitable candidates Role Profile This role focus on the development and support of systems responsible ...

Senior .NET Developer with Software Security, Azure Lead Software Security Engineer with Development Background, DevSecOps, Mainly Remote Senior .NET Developer with Software Security, Software Security Engineer Lead is required to work for a fast-growing and exciting company based in Central London. … mainly be remote. Please read in full before applying... We need someone with a Microsoft tech-stack background who has experience as a .NET Developer with Software Security experience, Azure DevSecOps Consultant or even a good old fashioned Unix/Linux Systems Administrator. We want someone with ...

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems. This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real-world trading strategies. … senior member of the team, you will contribute both technically and strategically, helping shape development standards, performance optimisation, and system scalability. You will primarily work within a C#/.NET/SQL Server/ASP.NET ecosystem, developing high-performance, reliable, and maintainable applications. Key Responsibilities Design, develop, and maintain ...

Senior Software Engineer (Python/Java, AWS) London, Manchester or Gloucestershire - primarily on site £60,000-£65,000 per annum basic salary, with some flexibility at the top end for the right candidate £15,000-£20,000 per annum in additional compensation related to clearance and wider benefits … position is predominantly on site, though some degree of flexibility can be discussed. From a technical standpoint, the team is looking for experienced software engineers with strong skills in either Python or Java alongside AWS, with the ability to work across a modern cloud environment. Beyond that, we aren ...

Senior Software Engineer (Python/Java, AWS) London, Manchester or Gloucestershire - primarily on site £60,000-£65,000 per annum basic salary, with some flexibility at the top end for the right candidate £15,000-£20,000 per annum in additional compensation related to clearance and wider benefits ...