1 to 25 of 38 Senior Software Developer Jobs in London

Senior Software Developer Location: London Contract: Inside IR35 Daily Rate: Up to £700 per day Role Overview We are seeking an experienced Senior Software Developer with strong Allegro ETRM experience to join a high-performing technology team. You will take ownership across the full … software development life cycle, working closely with Product Owners, Business Analysts and stakeholders to deliver robust enterprise solutions. Key Responsibilities Design, develop and deliver solutions using the Allegro ETRM platform. Own the full SDLC, from requirements and solution design through to development, testing, deployment and production support. Work closely ...

Front office Software Engineer – Algo Trading, C++/C#Quant Capital is urgently looking for talented Front office Software Engineer to join our high profile client. Our client is a well-known algo-trading technology and agency brokerage/execution business. They are known in the market for some … there is a lot of capital at steak which comes with great responsibility and trust. This role is a huge opportunity for a hungry developer to make a mark in a leading financial technology business. Front office Software Engineer MUST have: Computer Science Degree from a Top Tier ...

challenging and exciting environment for career development, with a focus on training, growth and fostering an inclusive culture. We are now looking for a Senior Software Developer to join our growing Multimedia team. The Senior Software Developer will play a critical role in developing … multimedia production grows. The multimedia platform stack includes Go, TypeScript, React and Electron. About the roleCollate, design, develop, configure, test and release high quality software that supports the evolving requirements of the multimedia editorial teams. Build and operate event-driven services and integrations on AWS, ensuring solutions delivered ...

culture where everyone can thrive. Through teamwork and collaboration, we're building a stronger, more resilient Stantec every day. We are seeking a seasoned Senior Full Stack Developer to join our engineering team. This role is designed for a technical powerhouse who excels in building modern web applications … implement agentic development approaches, integrating LLMs and autonomous agents into application workflows to enhance automation and user experience. Required QualificationsExperience: 5+ years of professional software development experience. Python Mastery: Expert-level knowledge of Python and at least one mainstream framework (e.g., Django, FastAPI, or Flask).Front-End Proficiency: Highly ...

excellent opportunity for an experienced Senior Software Developer to join a high-performing technology team responsible for architecting, developing, and enhancing sophisticated trading and research systems. This role would suit a strong C#/.NET engineer who enjoys solving complex technical problems and wants to have genuine … continuous improvement of established platforms, building high-performance, reliable and scalable applications that directly support real-world trading strategies and quantitative research. As a senior member of the engineering team, you will have the opportunity to influence technical architecture, development standards, performance optimisation and engineering best practices, while working ...

## Senior Software Engineer – Ultra Low Latency Risk Engine DeveloperApply: Hybrid: London United Kingdom: Full time: Posted Today: 26996794**26996794 - Senior Software Engineer – Ultra Low Latency Risk Engine Developer****Overview****Citi Equities Technology | Equities Electronic Execution (Electronic Trading)**Citi's Equities Technology organization is seeking … Senior Software Engineer – Ultra Low Latency Risk Engine Lead Developer to join the Equities Electronic Execution (Electronic Trading) technology team. This role is focused on the design, development, and delivery of Citi's next-generation low-latency Risk Engine for cash equities and its integration into ...

Eurostar is seeking a Senior Software Developer to join our Digital Technology team in London. You will contribute to cloud-native software products and services, collaborate with Product Owners and Engineers, and help evolve mobile and web platforms using React, Next.js, and Node.js. The role requires … delivering secure, scalable software in a fully automated CI/CD pipeline, with production deployments a regular responsibility. #J-18808-Ljbffr ...

looking for a passionate and experienced Senior Software Developer to join one of our agile squads. In this role, you’ll be hands‐on in designing, building, and enhancing features across the PCI Pal product suite, while also setting the technical standard through mentorship, code reviews … methodology Creating internal technical and process documentation for your work to ensure knowledge is shared with the wider engineering team Maintain high standards of software quality within the team by establishing good practices and habits Writing testable, scalable and efficient code and leading code reviews Supporting live products Learning ...

C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# .NET. The Client ...

Work on the most interesting software engineering challenges in cloud technology. You will join a rapidly growing business that converges enterprise networking and security into one centralized and global service delivered by cloud, who are looking for a Software Developer to join their newly formed London based … proven track record of building and operating high scale, production grade SaaS applications. You'll further bring a strong understanding of system design, software engineering principles and scalability, as well as experience building secure enterprise systems. Hands-on experience with CI pipelines, service level testing and monitoring is important ...

Senior Software Developers/Engineers with Python, Terraform and Go Our Client is looking to recruit brilliant Software Developers/Engineers with upwards of 7 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. … looking to recruit initially 2 excellent Software Engineers to work with an existing team of 4 software developers on a very large strategic consulting engagement. Must be 100% trustworthy with real integrity – this is a highly sensitive project. Key skills Python Machine Learning ideally Terraform Go programming language ...

diverse, friendly, dynamic culture - with a focus on internal promotion and developing our people. Scope of Role ITRS Group is looking for Senior Java Engineer in London. Reporting to our Engineering Manager, you will sit in the Platform Team and form part of a wider global Engineering Team. … customer adoption through 2026. Our role offers a permanent, full-time position working from our London office on a hybrid work schedule. As a Senior Java Software Engineer, you will: Participate in all phases of the product lifecycle, including design, development, documentation, testing, integration, deployment, and ongoing support. ...

greenfield initiatives, zero bureaucracy, collaborative culture and stunning office space! Our rapidly scaling FinTech Client is seeking a highly skilled Kafka Engineer/Java Developer to become part of their elite engineering team. You'll join a group of exceptionally talented professionals with experience from top-tier organisations. They ...

largest institutional investors. We employ ambitious professionals who want to work collaboratively at the leading edge of investment management. We are seeking a Senior Full Stack Developer with strong experience in both modern web technologies and backend technologies, a talent for business processes, and a keen interest … required to deliver robust end-to-end solutions. You will be part of a friendly and collaborative team responsible for post-trade and reporting software development. The role involves working closely with operations, fund accounting, and other teams across the business including senior management - there ...

Senior Software Security Developer – Core Platform Services London About us PhysicsX is a deep-tech company with roots in numerical physics and Formula One, dedicated to accelerating hardware innovation at the speed of software. We are building an AI-driven simulation software stack for engineering … boundaries of possibility. Our customers include leading innovators in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive. The Role We are recruiting for a Senior Software Security Developer within our Core Platform Services Team. You will be responsible primarily for writing secure code components that many teams will ...

office attendance put you off applying. The expected working pattern will be discussed during the recruitment process. Pinewood.AI is looking for experienced hands‐on Senior Developers to play a key role in our software development teams based in Marylebone. Working closely with Lead Developers, Engineering colleagues, Product, testers … other colleagues across the wider business, you will support the delivery and ongoing development of our Automotive Intelligence Platform. As a senior member of the team, you will contribute to the design, development, and delivery of high-quality, scalable solutions for the Pinewood Automotive Intelligence Platform, our enterprise‐scale ...

Senior PHP Software Developer – City London The ideal candidate will have sound 5 to 10 years proven commercial experience with developing software with PHP and MySQL. Must have experience of working on a Linux server with good experience of database optimisation and caching technologies, such ...

Xelix. If you’re excited about building something special with us, we’d love to hear from you. About the role We're seeking Senior Python Developers to join our back-end development team. This is a varied and challenging programming role. Tasks could include writing code to manage … Technical Task or Presentation – A role-relevant exercise to demonstrate your skills and approach. Final On-site Interview – An in-person meeting with our senior leadership team and co-founders at our office. We strive to make the process clear, efficient, and respectful of your time. We welcome ...

excellent opportunity for an experienced Senior Software Developer to join a high-performing technology team responsible for architecting, developing, and enhancing sophisticated trading and research systems. This role would suit a strong C#/.NET engineer who enjoys solving complex technical problems and wants to have genuine ...

thinking about maintainability and scale. Help shape our engineering practices, tooling, and architecture as the team grows. Requirements Significant professional experience as a software developer, with demonstrable depth in at least one of the following areas: Video engineering — FFmpeg, GStreamer, HLS/DASH streaming, transcoding pipelines … want to give you the chance to explore the latest techniques to solve challenging technical problems and help you become the best developer you can be. We are a full-time remote development team so you’ll be working remotely. However, it’s also possible to spend days ...

Wipro is seeking a software engineer to design, test and maintain software programs for operating systems or applications deployed at client sites, ensuring quality assurance standards are met. You will analyze requirements, develop code, create test cases, and participate in the software development lifecycle to deliver reliable ...

perfect balance: seamless experiences for legitimate users, strong barriers against bad actors. What will you be working on? We're looking for a Senior Backend Engineer to build a fraud engine that will help us ship new products and features quickly while keeping risk and cost low. This will ...

continuously improve our onboarding flows and user journeys - making them faster, more intuitive, and more scalable. Your mission: As the one of most Senior Engineers in the Consumer Onboarding team, you will: Work closely with the Product Manager and Engineering Lead of your team to shape the roadmap … systems and services in your team, ensuring our system remain maintainable, scalable and performing to support our growth and scale Collaborate with other senior engineers and engineering lead across Onboarding squad and Wise to ensure your team’s work is aligned with the wider technical strategy. Coach and mentor ...

right here at Sky Role/Team overview About the Role We are looking for an experienced and motivated Senior Software Developer to join the software and data science team within Network Software & Data Science. You will help design, build, and evolve the software … advanced analytics, automation, forecasting, optimisation, and AI-driven decision making across our networks. This is an exciting opportunity to work at the intersection of software engineering, cloud infrastructure, data science, and AI, building scalable solutions that support critical business capabilities across Sky's fixed and mobile networks. The ideal ...

clients locally based skills and technical expertise to drive innovation and adoption of new technology. Your role and responsibilities We are seeking a Senior Front-End Developer to join IBM, delivering innovative digital solutions across public sector and defence accounts. Due to the nature of the work, this … flexible working pattern, please talk to our recruitment team to find out if this is possible in the current working environment. Job Title Senior Front End Developer - eSC or eDV Clearance Required Job ID 117214 City/Township/Village State/Province Hampshire, Gloucestershire, London, City ...