426 to 450 of 490 Software Engineering Jobs in the Thames Valley

Full Stack Engineer – Fintech SaaS Scale-Up - London 1 day a week in office Salary - £85k-£95k + benefits About the Company Our client is a fast growing fintech software company building innovative tools for global investment firms. Their platform helps investors streamline operations, make data-driven decisions, and drive sustainable growth. About the Role They’re seeking a … Full Stack Software Engineer to help build and optimise features across their award-winning web platform. This is a hands on role in a dynamic, fast-paced environment, ideal for someone who enjoys solving complex problems and working collaboratively with engineering and product teams. Key Responsibilities Build scalable, high-performance features for a modern SaaS platform Optimize existing More ❯

Fullstack Software Engineer Salary: £90k - £140k+ Stock Options + Exceptional Benefits Location: London based team We’re hiring on behalf of a cutting-edge tech company that’s reimagining how software gets built - combining full-code flexibility with the power of no-code tools and generative AI into a unified platform. You’ll work on a tool that … Build core parts of their low-code UI and no-code workflow builder Shape backend architecture with Python (Pydantic, Mypy, Pytest, etc.) Contribute across both frontend and backend Define engineering best practices for typing, testing, CI/CD, and code quality Integrate AI agent tooling and third-party APIs Collaborate with product, design, and infra teams to build real More ❯

Founding Software Engineer - AI Start-Up (Central London | On-Site | Equity + Salary)🧑‍🚀 One of London’s most promising AI start-ups are looking for their first few Founding Engineers! Backed by top-tier investors and led by an elite founding team from Oxford, Cambridge, and Imperial , this venture is already attracting serious attention within the AI space!! Currently … in stealth mode, they’re now searching for a Founding Software Engineer to join the core team - someone ambitious, technically exceptional, and ready to help build the company from the ground up! 💡 About the Company Founded by alumni of successful AI start-ups, this is a business led by people who’ve done it before - and done it well. … the stack and have real influence over the architecture, tooling, and direction of the product. 🎯 What They’re Looking For: 4+ years of experience in high-growth environments Strong engineering fundamentals and a deep product mindset A top-tier academic background – 2.1/First from top university Experience building and scaling real-world applications from scratch Passion for AI More ❯

Founding Software Engineer – AI (Python/Typescript) £150,000 – £175,000 + meaningful equity On-site in London (£10K relocation provided) Join a deeply technical AI-native startup founded by PhDs and researchers from Cambridge, Imperial, and other top European and US institutions . This is an opportunity to work directly with a team who’ve published at leading … AI conferences, built open-source tools used across the industry, and scaled high-performance systems from first principles. Now, they’re hiring a Founding Software Engineer to help build the next generation of reasoning tools powered by large language models. The product is already live with paying customers, and the company is well-funded with serious growth ambitions. What … a world-leading university (e.g. Cambridge, Oxford, EPFL, ETH Zurich, ENS, TUM, etc.) Experience in AI-focused products, ideally within a high-growth or research-heavy environment Strong Python engineering skills; full-stack capability a bonus (Postgres, Typescript, React) A bias toward action, autonomy, and technical depth This isn’t a typical startup job. It’s a chance to More ❯

Based ( Weekly travel when required on site in london or client site) 🛡️ Sole UK Nationals with Active SC Clearance Required Are you a Security Cleared Consultant with a strong engineering background, looking to join a mission-driven consultancy working on some of the UK’s most sensitive and impactful government and defence projects? Areti Group is proud to be … to get in early and help shape the future of UK public sector tech delivery. 🔍 The Role You’ll be deployed on fast-paced, technically complex programmes, combining your engineering expertise and consulting mindset to drive innovation and deliver meaningful outcomes. ✅ What We’re Looking For: Active SC/DV Clearance (Must be current clearance) Sole UK Nationals only … days, not weeks 💥 Salary & Benefits: £50,000 – £130,000 depending on experience Equity options Performance bonus Private healthcare Generous holiday allowance Truly exciting, career-defining work 🔧 Upcoming Roles Include: Software Engineers Data Engineers & Scientists Forward Deployed Engineers DevOps & ML Engineers Technical Leads & Architects Development Strategists Product Managers & Reliability Engineers Data Engineers Threat Analysts This is a rare opportunity to More ❯

frameworks. Take ownership of production processes to align with dynamic business objectives. Collaborate closely with analysts, quants, and developers, offering constant feedback on investment strategy performance. Expand and upgrade software infrastructure to match evolving business needs. Adopt a systematic approach to problem-solving, enabling scalable solutions. Multitask effectively while working in a team-oriented, collaborative environment. Experience: Minimum … years experience as a software engineer. Front-end experience with React, MUI, AG-Grid, and ECharts. Advanced proficiency in C and Python (required). SQL expertise preferred. Strong communication, organizational skills, and ability to multitask. Ability to work independently and collaboratively with a global team. Prior buyside experience is essential. Compensation: Salary and benefits are highly competitive. Diversity and More ❯

Purpose driven Python, React, Typescript Software Engineer – Solving Humanity’s Most Urgent Challenges London based A pioneering early-stage investment firm is backing entrepreneurs solving humanity’s most urgent challenges — from synthetic biology and clean energy to AI safety, healthcare, and space. The team believes we’re entering a new economic renaissance where technology and science can bend the … arc of human progress toward a better future. This is a rare opportunity to join a tiny, world-class engineering team building the internal and external tools that power a mission-driven venture fund and its portfolio of extraordinary founders. The team works at the intersection of venture capital, science, and technology — using the latest advances in AI to … around £150,000) plus a share in the long-term success of the fund’s investments — real ownership in the impact created. Why Join This is not just another engineering role. It’s a chance to: Work on problems that genuinely matter. Collaborate with people building a Star-Trek-like future. Combine AI, venture, and purpose in one role. More ❯

Attribution Search is partnering with a newly launched Hedge Fund for a Software Engineer as part of its further build. The fund is already a multi billion business with continued backing from a leading multi-manager platform. Now independently operated, the fund is scaling rapidly — both in capital and complexity — trading across new regions and a push into more … join early, contribute meaningfully, grow with the fund, and play a significant part in the build of its trading technology. The Role: You’ll join a lean, high-impact engineering team tasked with reimagining the trading and middle Office technology stack — building smart, scalable systems to empower Portfolio Managers, Traders, and Operations teams. Key Areas of Focus : Next-Gen … plus Investment Banking, Asset Management or Hedge Fund experience Business knowledge on Trading and trade flows front to back Competitive comp package in line with top-tier hedge fund engineering roles More ❯

Lead Software Engineer IoT & Full-Stack Location: Hybrid/Bicester Type: Permanent Salary: Competitive, market-based TUAL Technology is an innovative, VC-backed start-up based in Bicester, developing PowerUp a high-power EV charging solution designed for grid-constrained sites. By integrating battery storage, smart energy management, and ultra-fast DC charging, TUAL delivers seamless electrification where traditional … grid capacity falls short. Working with enterprise customers across Europe, TUAL is transforming the productivity and profitability of electric commercial vehicle fleets through a portfolio of intelligent, software-defined, cloud and IoT-enabled charging solutions. The Role Were looking for a hands-on Lead Software Engineer to own the design and delivery of our IoT and cloud software … Youll work directly with the VP Product and VP Power Electronics, shaping architecture, integrations and performance turning ideas into real, working solutions. ________________________________________ What Youll Do Build IoT and cloud software for charger connectivity and monitoring Create telemetry and data pipelines (PLC, CAN) Enable secure remote control and bi-directional communication (MQTT/WebSockets) Deliver OTA firmware updates and REST More ❯

Are you a software developer who enjoys working with financial markets and innovative technology? Spun out of one of the most successful hedge funds globally, you'll get the chance to work with likeminded people on an innovative project. You’ll join a team of 4 to contribute to the build of a greenfield market data platform that will More ❯

AI, Robotics & Autonomy are exploding right now, and this role is right at the cutting edge. I’m working with a top robotics firm hiring Senior Software Engineers into their R&D team, building systems that push the limits of computer vision, deep learning, and autonomous vehicle/machinery. You’ll be joining brilliant minds from Tesla, Google DeepMind More ❯

Software Development Engineer in Test (SDET) Remote-first £50–65k DOE + Share Options The Story So Far CyberHive builds secure, high-performance networking technology used in some of the most demanding environments, from defence systems to emergency response. Their software helps organisations stay connected when it matters most. It’s even being used to support real-world … close-knit technical team and a clear mission: to make secure connectivity simple, robust, and trustworthy. Now they’re ready for the next step, bringing in their first dedicated Software Development Engineer in Test to help them strengthen how they build, test, and prove reliability at scale. Why This Role Matters Until now, their developers have owned most of … in real-world, life-saving applications. Autonomy and influence — first dedicated test hire; shape the QA function from day one. Technical depth — work across multi-language, multi-platform environments. Engineering-led culture — low turnover, high trust, and respect for good ideas. Flexible, remote-first setup — work how and where you’re most effective. Benefits — 25 days’ holiday, pension, EV More ❯

Have you got 1-2 years experience as a Java Developer and are looking for the next step in your career? Junior Software Engineer – Global FX Trading Location – 3 days hybrid in London Salary - £55-65,000 + bonus Our longstanding partner, who are leading at the forefront of FX trading around the world, are on the hunt for … a Junior Software Developer who has approx. 1 year experience developing software in the financial space using Core Java without frameworks, to join the London team. Having been born from one of London’s largest trading firms, they are now expanding into global markets with their high performant FX trading products, consuming over 5 billion messages a day. … This is an excellent position for a Junior Software Developer looking for their second job as you will be working alongside and learning from some of the smartest engineers on the market, with incredible career progression opportunities to rapidly build your career up to senior. A Junior Software Developer must have the following experience: Core Java Multithreading Concurrency More ❯

for its innovative approach to orbital servicing and satellite technology. With a growing international team and cutting-edge facilities, they are driving forward sustainable space operations and mission-critical software development. Your new role As a Flight Software Engineer, you'll be part of a dynamic team developing and maintaining embedded real-time software for satellite onboard … on role with opportunities to contribute across multiple projects and influence the development of mission-critical systems. What you'll need to succeed Essential Skills Strong experience in embedded software development (C/C++) Experience with real-time operating systems (RTOS) such as VxWorks or RTEMS Familiarity with satellite communications protocols (e.g. PUS, CCSDS, CAN, SpaceWire) Good understanding of … the software development lifecycle Experience with Git and version control workflows Experience developing software for the space industry or other safety-critical domains Knowledge of ECSS standards (especially ECSS-E-ST-40C) Ability to work independently and collaboratively in a fast-paced environment Desirable Skills Experience with CI/CD pipelines Familiarity with UML and model-based design More ❯

s working with a fast-moving FinTech investing heavily in generative AI, and they’re now hiring an Python Engineer with LLM experience to join a predominently product-led, engineering-first team shaping internal AI tools from the ground up. (N.B. I've also advertised the role as an AI software Engineer but it's a better fit … LLMs – RAG pipelines/conversational (Chatbot assistants) – Containerised deployments, CI/CD, and MLOps workflows – Scalable APIs and microservices What they're looking for: – Deep Python (Django/Flask) engineering experience (ideally 5-years) – Hands-on use of LLMs and GenAI (importantly in production 1+ years) – Familiarity with MLOps and MLOps tooling – Exposure to either of the big three More ❯

Software Engineer We’re partnering with a pioneering technology business who are building the future of computing. They’re developing some of the most advanced systems in the world and are now looking for a skilled Software Engineer to join their growing team. This is a fantastic opportunity to work at the forefront of innovation, collaborating with scientists … engineers and technicians to develop the software that powers highly complex hardware systems. You’ll play a key role in everything from embedded firmware to high-level APIs, all while gaining exposure to some of the most exciting technology in the industry. The role Develop and maintain core code bases across embedded platforms, servers and workstations Contribute to a More ❯

Software Engineer We’re partnering with a pioneering technology business who are building the future of computing. They’re developing some of the most advanced systems in the world and are now looking for a skilled Software Engineer to join their growing team. This is a fantastic opportunity to work at the forefront of innovation, collaborating with scientists … engineers and technicians to develop the software that powers highly complex hardware systems. You’ll play a key role in everything from embedded firmware to high-level APIs, all while gaining exposure to some of the most exciting technology in the industry. The role Develop and maintain core code bases across embedded platforms, servers and workstations Contribute to a More ❯

models, improve detection sensitivity, and automate performance assessment Take a key role in advancing Mirico’s gas-modelling capability , driving innovation in localisation accuracy and emission estimation Collaborate with software engineers to integrate and validate analytical models within the Mirico Insights cloud platform Work with field and business teams to assess site suitability , support deployments, and deliver actionable insights … Produce technical reports and presentations for internal and customer-facing use Knowledge, Experience, and Skills PhD in Data Science, Applied Mathematics, Physics, Engineering, Computer Science or a related quantitative discipline or BSc with >2 years of professional experience as a data scientist (or similar) Strong understanding of model development, validation , and deployment in research or production settings Able to … thinking Strong problem-solving and conceptual reasoning skills; able to diagnose and resolve complex issues logically Effective time management and ability to prioritise across multiple projects Experience with scientific software development in python and associated tools (Git, CI/CD, testing) Existing right to work in the UK Desirable Experience with machine learning, AI-driven pattern recognition , or anomaly More ❯

models, improve detection sensitivity, and automate performance assessment Take a key role in advancing Mirico’s gas-modelling capability , driving innovation in localisation accuracy and emission estimation Collaborate with software engineers to integrate and validate analytical models within the Mirico Insights cloud platform Work with field and business teams to assess site suitability , support deployments, and deliver actionable insights … Produce technical reports and presentations for internal and customer-facing use Knowledge, Experience, and Skills PhD in Data Science, Applied Mathematics, Physics, Engineering, Computer Science or a related quantitative discipline or BSc with >2 years of professional experience as a data scientist (or similar) Strong understanding of model development, validation , and deployment in research or production settings Able to … thinking Strong problem-solving and conceptual reasoning skills; able to diagnose and resolve complex issues logically Effective time management and ability to prioritise across multiple projects Experience with scientific software development in python and associated tools (Git, CI/CD, testing) Existing right to work in the UK Desirable Experience with machine learning, AI-driven pattern recognition , or anomaly More ❯

Software Engineer – AI Infrastructure | Up to £130K + Equity | London We're working with a stealth-stage AI infrastructure startup in London, founded by ex–Palantir engineering leads. Their mission is to help enterprises structure and automate messy internal data and processes, one of the biggest challenges businesses face AI today. They’re hiring a Backend Engineer (3+ More ❯

into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and governance standards are met across all projects. Required Skills Strong experience with Azure data services (Data … client-facing roles is highly desirable. Familiarity with CI/CD pipelines and version control tools (e.g., Git, Azure DevOps). Desirable Exposure to Python or Scala for data engineering tasks. Knowledge of Power BI or other visualisation tools. Experience with data governance frameworks and metadata management. If you’re interested, get in touch ASAP with a copy of More ❯

As a GPU 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 Science, or a related field. Proven experience … platform solutions for operating systems 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 and evaluate complex signal processing code More ❯

Role: Software Engineer - TypeScript Location: London - Hybrid Salary: £80-£100k + equity I'm working with an innovative start-up that's building a new kind of product for a world of infinite software, a tool that helps people make sense of large, fast-moving websites. Think of it as a “time machine” for the web . They … iterate. 🧰 Tech Stack TypeScript across frontend, backend and infrastructure. Rust where performance matters - nice to have requirement SQL as the backbone for data. Modern tooling, monorepo, and a pragmatic engineering approach. 🌱 Why Join Early impact: join a 3-person team at the earliest stage. High ownership: shape the product, stack and culture. Timing: this is a rare moment to More ❯

Role: SDET (Software Development Engineer in Test) Salary: Up to 70,000 Location: Oxfordshire (Hybrid - 2 days p/w) Key Skills: JavaScript/TypeScript, Playwright, Automation Testing, CI/CD SwitchTT are exclusively partnered with a growing UK tech company that's building smart digital products for the public sector from traffic systems to incident management. They've … JavaScript/TypeScript Experienced with Playwright Skilled in automated testing and CI/CD pipelines Comfortable diving into complex or legacy systems Experienced in designing and delivering high-quality software Why Join? 25 days annual leave + 2 Moment in Time days Life Assurance Private Pension Health Care Cash Plan Income Protection If youre an SDET looking for an … opportunity to join a exiting software provider who are on an exciting, please apply now More ❯

Software Engineer - 3D Tooling London £50,000 - £60,000 As a Software Engineer – 3D Tooling, you’ll be central to transforming complex real-time data into intuitive tools that bridge computational models and physical phenomena. Your work will help drive innovation in 3D interaction and projection mapping. What You’ll Be Doing Implement real-time projection techniques on … dynamic surfaces and particle systems. Develop internal 3D tooling for non-technical users, prioritising usability and rapid iteration. Integrate software with hardware control systems, building computational pipelines linking authoring tools to physical display platforms. Collaborate closely with cross-functional teams within software, electronics, and product, to transition prototype tools into customer-facing systems. What's required for this … Software Engineer - 3D Tooling opportunity? Strong experience programming in C++. Proficient in 3D graphics with OpenGL and OpenCL. Hands-on experience in real-time image processing, ideally with OpenCV. Understanding of geometric tracking, projection mapping, and real-time graphics optimisation. Understanding of 3D geometry, algorithms and system dynamics If you're skilled with 3D Graphics and you're looking More ❯