76 to 100 of 143 Software Engineer Jobs in the City of London

Software Engineer, you’ll be translating innovative research into high-performance, high-quality GPU compute solutions—playing a key role in delivering next-generation media technology to the market. Hybrid working, 3 days onsite and 2 days working from home. Key Skills & Qualifications: Degree in Electronics Engineering, Computer … including Windows, Linux, iOS, and Android. Enhance, maintain, and expand existing codebases (C/C Python). Integrate third-party commercial and open-source software components. Produce clear and well-structured technical documentation, including specifications, APIs, and integration guides. Support external partners and customers in integrating SDKs. Test ...

Looking for a Founding Software Engineer (Product & 3D Visualisation) to join a venture-backed, Cambridge University spin-out transforming how the world discovers critical minerals. About us The biggest risk to human progress is failing to secure a reliable supply of critical minerals. To meet energy transition … Build a SaaS platform that ingests complex client datasets and presents model outputs through interactive 3D front-end visualisations. · Take ownership of scaling the software infrastructure from early MVP to multi-client deployment. · Develop scalable backend architecture and services that interface cleanly with ML pipelines and large data-processing ...

Software Engineer in Test (Java backend & APIs) Fintech Trading £70,000 - £90,000 + Bonus + Benefits Hybrid - 3 days/week in Central London Join a collaborative, engineering-led team ensuring the stability and performance of a high-volume, global electronic trading platform. You'll write clean ...

Software Engineer | Energy & Climate Tech | London (Hybrid) A fast-growing energy technology company is building the intelligence layer for a cleaner, more resilient power grid - and they’re looking for engineers who want their code to have measurable, real-world impact. The team is developing large-scale optimisation ...

Software Engineer - Quantitative Finance 40+ top trading firms seeking exceptional engineers. Multiple immediate openings. What you'll do: Build trading systems and market data infrastructure Develop quantitative research platforms and tools Optimize performance-critical financial applications Requirements: 2+ years software engineering experience Strong C Python/Java … based on experience Locations: London, Remote Focus: Trading platforms, risk systems, data infrastructure From high-growth prop firms to established systematic funds. Ready to engineer the markets? Apply now for confidential discussions. ...

build custom architecture at the cost and speed of mass production — unlocking even the most complex sites. We’re currently seeking a Robotics Software Engineer to build the control software for electro-mechanical systems, develop tooling for data logging and analysis, implement low-level device drivers … create simulation and validation workflows to support rapid prototyping and fast iteration. Responsibilities: Designing and implementing control software for electro-mechanical and robotic systems; Developing tooling for data logging, analysis, and system performance insights; Building and maintaining device drivers for fieldbus interfaces (EtherCAT, CAN); Creating simulation environments for system ...

About PRODA At PRODA (www.proda.ai) we are building software to unlock the full potential of Real Estate Data no matter the asset class, language, or country of origin. Our solution leverages the latest technologies to automatically capture, standardise and quality check Real Estate data into a single, clean source … client base with an even better sales pipeline. We are looking for you to join us on our exciting journey delivering best-in-class software to the Commercial Real Estate market globally. Role We are looking for a Software Engineer to join the team at PRODA that ...

Lead Software Engineer (Kotlin) ?? £110,000 - £130,000 + bonus + excellent Benefits ?? Hybrid - 3 days onsite in Central London (Zone 1) Want to manage a team that builds tech accelerating the move to clean, affordable energy? Enjoy being hands-on and thrive in fast-growing, product ...

Role: Lead Software Engineer, React Native Job Type: Full Time, Permanent Location: London, Hybrid (3 office days a week) Role purpose As a valued member of our engineering team, you will contribute to the development of our innovative application using React Native. Working with a modern JavaScript stack … coding, testing, and enhancing the functionality of Travelex's and partner mobile applications. In this role, you will collaborate closely with our Principal Engineer and the Mobile Apps team members. While this is primarily an engineering role, we are always looking for developers who have a keen ...

credit infrastructure is underpinned by innovation, cutting-edge technology, and an unwavering commitment to driving client outcomes. Role Overview As a Full Stack Software Engineer , you’ll design, build, and deliver customer-facing features across our greenfield platform. You’ll work end-to-end—crafting TypeScript frontends … role with plenty of opportunity to develop your technical depth , gain exposure to DevOps, cloud, and observability practices, and help define how we build software at Firenze. With no legacy systems , you’ll be shaping our platform from the ground up and growing alongside a team that values mentorship ...

leading systematic investment firm is expanding its Post-Trade Engineering function and is hiring a highly capable Full-Stack Software Engineer to build mission-critical reporting, investor-facing, and post-trade systems. This is an exceptional opportunity to work in a small, high-calibre engineering team where your … automated pipelines Clean architectural patterns, maintainability, correctness Close collaboration with stakeholders; engineers frequently shape product direction What They’re Looking For Core Requirements: Strong software engineering fundamentals (data structures, OO design, distributed systems concepts) Professional experience in C#/.NET Hands-on Angular experience OR strong React/TypeScript ...

model development Bespoke agentic applications for enterprise and consumer domains APIs and developer tools that enable intelligent automation The Role We are seeking a Software Engineer (Backend, AI Systems) to design and build the backend systems, APIs, and tools that power Locai Labs’ AI models and agentic platforms. … Contribute to system architecture, technical design, and engineering best practices Write clean, maintainable, and well-tested code Required Experience 2–5 years of professional software engineering experience, ideally working on backend systems, APIs, or AI-related products Proficiency in Python and JavaScript/TypeScript (Node.js) Strong understanding of backend ...

working with a rapidly growing Series A startup backed by top-tier VCs who are seeking highly skilled Software Engineer with deep expertise in backend development. This company is revolutionising how software is built and deployed and is at the forefront of AI-powered automation - they … creating innovative solutions that fundamentally change the development process. As a Senior Engineer, you'll be at the intersection of traditional engineering excellence and cutting-edge AI-assisted development. You'll build production-ready systems, working with automation-generated code and evolving it into robust, scalable solutions. This organisation ...

Senior Software Engineer - Full-Stack Location: London Working Model: Hybrid 3 Days Salary: Up to £128,000 Ready to build tech that actually means something? This team is powering the next generation of electrification EVs, solar, batteries, heat pumps, smart devices all connected through a platform thats scaling ...

hiring a Senior Software Engineer to help build and scale a next-generation agentic data analytics platform used by medium to enterprise teams. Business data is critical - but getting answers from it is still slow, complex, and overly technical. We’re building an AI-native platform that lets ...

idea brainstorms Support the systems you develop through on-call responsibilities What they're Looking For Essential Requirements 5+ years of experience as a software engineer developing clean, maintainable, performant code 3+ years of hands-on experience developing in both Python and C++ Strong programming skills with deep … delivering clean, testable, reliable code with rapidly deploying new features to capitalize on market opportunities Reliable self-starter who takes pride in delivering robust software Willingness to be on call to support the systems you develop Ability to precisely articulate software concepts and designs Bachelor's degree ...

onboarding to secure SSO and real-time data integrations, Connect is helping frontline organisations empower their people at scale. We’re looking for a Software Engineer to help shape and build the next generation of Connect. You’ll work as part of a multidisciplinary team across engineering, product ...

Lead Software Engineer (Kotlin) £110,000 - £130,000 + bonus + excellent Benefits Hybrid - 3 days onsite in Central London (Zone 1) Want to manage a team that builds tech accelerating the move to clean, affordable energy? Enjoy being hands-on and thrive in fast-growing, product ...

client is a leading hedge fund and they are looking to hire a Software Engineer that is highly proficient in C# to join their Post-Trade Tech team. The team is responsible for building systems that power almost every area of the firm. Responsibilities : Build and deploy full … PostgreSQL) to ensure accurate financial reporting. Collaborate directly with business stakeholders to translate requirements into user-friendly tools. Qualifications: 2–5 years of commercial software engineering experience. Solid experience with C#/.NET and modern frontend frameworks Strong academic background with a STEM degree Excellent communication skills. ...

based in Hammersmith are building cutting-edge products that will transform how teams work with intelligent technology are looking for a talented Full Stack Software Engineer to join a small, high-impact team. What you’ll do Design, build, and ship features across their AI-powered product suite … What we’re looking for Strong commercial experience in Golang Solid knowledge of TypeScript and React for frontend development Experience working across the full software lifecycle Self-driven, curious, and excited by technical challenges Bonus points Experience with Kubernetes , containerisation, and cloud infrastructure Background in distributed systems, real-time ...

C# skilled Software Engineer/Quant Developer, you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real … Ensure robustness and scalability in both real-time and batch environments What We’re Looking For: Strong programming experience with C# Solid understanding of software engineering principles, design patterns, and performance tuning Experience in financial markets (equities, futures, FX, etc.) is a plus, but not required Familiarity with data ...

Role: Distributed Systems Software Engineer - Up to £190k + Bonus Salary: Up to £190k + Bonus Location: London (Hybrid) Skills: Language agnostic, just need to be a keen technologist (Ideally experienced in Rust, Python or C++) This firm is an elite company with high tech standards who have … Erlang), or purpose-built languages similar to OCaml • Building out Machine Learning Infrastructure and tweaking research models What else is in it for you? • Software Engineers are treated as the company's #1 asset • Low attrition rate; people working there love what they do on a daily basis! • Very ...

well-being is safeguarded while closing the gaps in critical global labour needs. About The Role We are looking for a Senior/Staff Software Engineer (Data) to help transform our rapidly growing universe of raw robotic data into a dependable, scalable foundation for learning, simulation, and system … maintaining the data pipelines that connect control, perception, simulation, and learning systems. This role involves close collaboration with robotics engineers, machine learning researchers, and software developers. You will own critical aspects of our data platform, shape data models and schema design, implement quality controls, and optimise systems for high ...

working with a well-funded Medical AI start-up that is seeking a talented Senior Software Engineer to help buildout sophisticated tooling and infrastructure that will power their groundbreaking generative AI models. This is a rare opportunity to work at the intersection of advanced software engineering ...

Role: Software Engineer - Conversational AI (Python) Location: London - Hybrid Compensation: £150,000 - £300,00 We’re working with a AI company delivering AI voice agents to major brands. We need engineers who can move quickly, own production systems, and partner with customers to deliver measurable improvements. Key requirements ...