426 to 450 of 649 Software Engineering Jobs in London

building a community of food lovers, connecting exceptional independent makers with teams who want better food at work. We’re looking for a Senior Software Engineer who cares about quality, performance, and product impact - someone who enjoys solving real-world problems at scale and shaping how a platform grows … debt and proactively drive refactors Support CI/CD, deployment pipelines, and environment management What we're looking for Strong experience as a Senior Software Engineer or equivalent Proven ability to guide and support junior developers Deep knowledge of modern front-end frameworks (Vue, React, or similar) Solid back ...

Software Engineer Tech Stack: C#, .NET, Python, SQL, Azure, Docker, Bloomberg, Fidessa London - Onsite Salary Range: £75,000 - £110,000 Harrington Starr has partnered with a boutique Investment Bank, with decades of experience and exceptional performance. They are currently seeking to hire a Polyglot Engineer possessing strong experience developing ...

Software Engineer Canary Wharf, London (Hybrid) £60,000 - £70,000 + Holiday + Pension This is an excellent opportunity for an experience developer to join a disruptive technology start-up at a pivotal moment of growth. If you are a versatile engineer who enjoys working across the full development ...

Software EngineerCanary Wharf, London (Hybrid) £60,000 - £70,000 + Holiday + Pension This is an excellent opportunity for an experience developer to join a disruptive technology start-up at a pivotal moment of growth. If you are a versatile engineer who enjoys working across the full development lifecycle ...

with DevOps tools To be able to identify key areas of improvement within Vitality's processes and standards What this role is all about: Software Engineers at Vitality play a critical role in driving our engineering direction. You’ll work on high-impact platforms, influence architectural decisions … services fast, secure, and effortless for millions of members. Your expertise helps us deliver smarter, more personalised customer experiences. Key Actions Lead the full software development lifecycle end-to-end—shaping concepts, building solutions, and driving high-quality releases that land smoothly into production. Write clean, secure, well-structured ...

Senior Software Engineer | London (hybrid) | £85k - £99k + Equity | Python | FastAPI | SaaS Location: London (hybrid) Salary: £84,000 to £99,000 plus equity Tech Stack: Backend: Python (FastAPI), experience in any strongly typed language is required Frontend: TypeScript (Vue.js) Cloud Systems: experience across any GCP, Azure … systems Deep API and service design experience in Python or another strong backend language Solid relational database experience Comfort making architectural decisions without over engineering The ideal candidate is someone who takes ownership naturally and communicates with intent. They are comfortable being the point of accountability for backend decisions ...

with DevOps tools To be able to identify key areas of improvement within Vitality's processes and standards What this role is all about:Software Engineers at Vitality play a critical role in driving our engineering direction. You’ll work on high-impact platforms, influence architectural decisions … services fast, secure, and effortless for millions of members. Your expertise helps us deliver smarter, more personalised customer experiences.Key Actions Lead the full software development lifecycle end-to-end—shaping concepts, building solutions, and driving high-quality releases that land smoothly into production. Write clean, secure, well-structured code ...

Senior Software Engineer | London | £100,000 - £160,000 | Python | FastAPI | AWS Location: London based - hybrid Salary: £100,000 - £160,000 + equity Tech Stack: Backend: Python (experience with FastAPI or Django or Flask beneficial) Cursor, Claude Code AWS - experience with Azure & GCP beneficial Are you a backend engineer … safely and reliably. This is not applied machine learning, not foundation model development, and not experimental agent playgrounds. The work is focused on the engineering around AI: evaluation, control, reliability, and building systems that behave predictably in production. Engineers work closely with users, own problems ...

that have never been solved before? Looking for a values‐led company that truly invests in your growth? We’re looking for a Senior Software Engineer to join our product‐engineering organisation and help build a next‐generation data and intelligence platform that powers blockchain analysis products used ...

Senior Software Engineer (Betting/Trading) Canary Wharf, London (Hybrid) £75,000 - £85,000 + Holiday + Pension This is an excellent opportunity for an experienced developer to join a disruptive technology start-up at a pivotal moment of growth. If you are a versatile engineer who enjoys working ...

Senior Software Engineer (Betting/Trading)Canary Wharf, London (Hybrid) £75,000 - £85,000 + Holiday + Pension This is an excellent opportunity for an experienced developer to join a disruptive technology start-up at a pivotal moment of growth. If you are a versatile engineer who enjoys working ...

Principal Software Engineer London - 4 days onsite £110k - £140k + Benefits We're hiring for one of the UK's fastest growing fintech scaleups, where reliability is a competitive advantage not a luxury. As a Principal Software Engineer you will be providing deep technical leadership alongside being extremely … hands on as part of a platform team. Principal Engineers will set technical directions, drive engineering standards and strategy while remaining deeply embedded in implementation and operational excellence. Responsibilities: Architect and implement highly available, multi-region infrastructure services Define resilience patterns across services (failover, circuit breaking, back-pressure, etc. ...

this is wrong and we are on a mission to fix it, triggering the future of hardware design. We are creating an entirely new software engine for circuit boards, that takes as inputs the requirements of a circuit board and automatically outputs a complete design, ready for manufacture. … Lead Software Engineer, you’ll create simple and elegant solutions to difficult technical problems that the world has not solved before. You will work in close collaboration with a highly-functioning team of software, electronics, algorithm engineers and product managers. Responsibilities Collaborate with the product team ...

looking for a Senior Software Engineer to join a growing team building smart, scalable tools used by professionals across a range of industries. You'll work onsite in London, helping shape robust backend services and responsive user experiences using React, NextJS and NodeJS. What You'll Do Build ...

looking for a Senior Software Engineer to join a growing team building smart, scalable tools used by professionals across a range of industries. You'll work onsite in London, helping shape robust backend services and responsive user experiences using React, NextJS and NodeJS. What You'll Do Build ...

Senior C++ Software Developer, Python - Financial/Banking Candidates will have 5+ years C++ experience (ideally more) and excellent knowledge of Python - ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity, Fix Protocol with some Low Latency experience. … work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this ...

C#, .Net, TypeScript, JavaScript Hybrid, 1-2 days near Liverpool Street Up to £90,000 + bonus + benefits If you enjoy solving complex engineering problems, learning from highly capable peers, and working on a product where your contribution genuinely matters, this is an opportunity to do exactly that. … early investment phase with strong growth ambitions, offering real scope for progression and the chance to help shape both the product and engineering direction. You'll be part of a bright, collaborative team of talented software engineers and academically strong problem-solvers who value clean design and thoughtful ...

C#, .Net, TypeScript, JavaScript Hybrid, 1-2 days near Liverpool Street Up to £90,000 + bonus + benefits If you enjoy solving complex engineering problems, learning from highly capable peers, and working on a product where your contribution genuinely matters, this is an opportunity to do exactly that. … early investment phase with strong growth ambitions, offering real scope for progression and the chance to help shape both the product and engineering direction. You'll be part of a bright, collaborative team of talented software engineers and academically strong problem-solvers who value clean design and thoughtful ...

Experis Software Engineer Perm Salary DOE London (Hybrid) **DV or SC Clearance Essential** Our client, a rapidly growing deep-tech consultancy, urgently require an experienced Software Engineer to join their team on a permanent basis. In order to be successful, you will have the following experience: Experienced Software … Experience of Palantir technology is a bonus DV or SC Clearance is essential Within this role, you will be responsible for: Delivering strategic advisory, engineering delivery, and enablement services to Government and commercial clients. Solve user problems by drawing source and captured data into a single foundational data model ...

additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply. Lead/Senior Software Engineer for 12 month contract on site in London. Working for a Big 4 professional services firm delivering software projects. Java, Python, Cloud ...

speak with motivated individuals looking to build a successful career in recruitment! Our client are a highly successful global recruitment agency specialising in blockchain, software engineering and IT . But don’t worry, you don’t need prior knowledge as they will teach you all you need … career and be rewarded with additional incentives along the way. Why join? Uncapped commission structure up to 40% Investment in leading recruitment technology and software Vitality health insurance Discounted gym membership Shopping dashes Spin the wheel prizes Birthday off work - (if it falls on a weekend either the Monday ...

/11, AWS, Pipeline, Financial domain, Spark. JD: Java Tech Lead job involves leading and mentoring a Java development team, analyzing and designing software solutions, ensuring adherence to best practices and coding standards, and collaborating with product managers and other stakeholders to deliver high-quality products for the financial … Oversee Java development projects from conception to completion, ensuring alignment with project requirements and timelines. • Technical Expertise: Design, develop, test, debug, implement, and maintain software applications using core Java technologies. • Quality Assurance: Ensure high-quality code through code reviews, adherence to coding standards, and implementation of best practices. • Collaboration ...

Senior Full Stack Software Engineer | Node.js • TypeScript • React • AWS | Scaling SaaS Start-Up 🚀 💰 Package: Up to £100,000 📍 Location: Old Street, London (hybrid) 🛠 Tech Stack: TypeScript, Node.js, React, AWS The Opportunity: We’ve partnered with a high-growth SaaS Start-Up that’s transforming how businesses leverage data … scale. After securing significant investment and being led by a seasoned founding team, they are looking for a Senior Full Stack Software Engineer to help drive their technical roadmap and product innovation. This isn't just another coding job; you’ll be tackling complex engineering challenges ...

further details about the nature of this opening, and what is expected from applicants, by reading the below. We're looking for a Senior Software Engineer to join a growing team building smart, scalable tools used by professionals across a range of industries. You'll work onsite in London ...

alongside ex-Instagram and Tessian founders, you will own features end-to-end, from ideation to launch. You'll help redefine how top-tier engineering teams like n8n and Resend collaborate when AI writes the code. Location: London, UK Why this role is remarkable: Exceptional traction with … founders to define the technical roadmap and the future of AI-native developer tools. The ideal candidate: At least 6 years of professional software engineering experience with a track record of building and shipping end-to-end products. Deep technical proficiency in the React/Next.js ecosystem ...