12 of 12 Permanent Senior Software Developer Jobs in London

Senior Software Developer Salary: Up to £80,000 + Benefits + Bonus Location: Newcastle, London, Leeds, Manchester, Blackpool or Sheffield Working Hours: 40 hours per week A globally recognised organisation is looking for an experienced Senior Software Developer to help design, develop and deliver … secure, scalable digital solutions across major public sector transformation programmes. This is a fantastic opportunity for a hands on software engineer with strong Python development experience to work on enterprise scale applications using AWS, modern DevOps practices and cloud native technologies. Working within Agile delivery teams, the Senior ...

balance work and life About the Role This is more than just a job, its an opportunity to lead, innovate, and grow. As a Senior Software Developer in Test , youll: Work with our clients to design, build, and implement cutting-edge automation frameworks and testing solutions. Lead … Together Were on the lookout for passionate, talented individuals who are ready to make an impact. Whether youre an experienced automation tester or a developer with a flair for QA, we want to hear from you. ...

Overview We’re seeking a future team member for the role of Senior Vice President, Senior Software Engineering, Developer Experience to join our Developer Experience (DevEx) team. This role is located in London. Responsibilities Lead, mentor, and manage a high-performing Build Engineering team, setting … direction and career growth paths. Oversee the architecture and implementation of BNY’s central build automation platform, ensuring high availability, reliability, and security. Create developer-friendly templates, quick start guides, and troubleshooting tools to help feature teams quickly create performant, transparent, and compliant build automation. Optimize developer workflows ...

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 high-performance applications ...

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 high-performance applications ...

Inside IR35 Hybrid, 2 days a week in Office A widely recognised government body, utilised daily by millions, is looking for a Senior Software Developer to help build out a new bespoke development project. The selected candidate will be working on an exciting expansion project that will … support governance processes such as architecture and change review. Offer development expertise and insights to facilitate the effective evaluation of new technologies. Rectify software application defects following agreed-upon developer operations practices. What experience do I need? Experience in developing, supporting, and maintaining data-centric, complex, and computation ...

Role: Senior Software Developer in Test - Security Cleared Job Type: Contract IR35 Status: Inside IR35 Please note this role requires active Security Clearance. About Scale Factory We are an AI enablement consultancy. Delivering quality-led AI-first foundations, embedding capability and excellence into the foundational fabric … lookout for passionate, talented individuals who are ready to make an impact. Whether you’re an experienced automation tester or a developer with a flair for QA, we want to hear from you. We look forward to your application. #J-18808-Ljbffr ...

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 ...

reach and stability of a global financial services business. To learn more, visit Payments.corpay.com/cross-border. Role Overview: We are looking for a Senior Full Stack Software Developer to help evolve the platforms that power Corpay Cross-Borders international payments and foreign exchange capabilities. This … hands-on engineering role suited to someone who enjoys solving complex business-critical problems, improving established systems, and delivering secure, scalable software in a financial technology environment. You will work closely with product, QA, business stakeholders, and other engineers to design, build, test, and maintain applications that support real ...

About Scale Factory We are an AI enablement consultancy. Delivering quality-led AI-first foundations, embedding capability and excellence into the foundational fabric of the companies we work with. We give leaders the confidence to ...

About Corpay Cross-Boarder: Corpay Cross-Border helps businesses move money globally, manage currency risk, and streamline international payments. Our technology supports customers operating across markets, currencies, and regulatory environments, where reliability, security, and scale ...

Regular Job Code: A152351A Responsibilities Design, develop, and continuously evolve the company’s R&D infrastructure across build systems, artifact management, data distribution, and software supply chain. Deliver stable, efficient, and easy-to-use platform capabilities that support multiple programming languages, hardware architectures, and global software delivery; Build … remediation, advancing AI from assisted analysis toward closed-loop resolution; Architect and optimize large-scale distributed systems to continuously improve throughput, reliability, observability, and developer experience. Work closely with engineering, security, infrastructure, and AI business teams to understand real-world requirements and drive complex projects from design to adoption ...