151 to 175 of 464 Software Engineering Jobs in the Thames Valley

complex and highly visible everyday problem at national scale. They're looking for a Staff Product Engineer to operate at the intersection of product, engineering and systems design, owning a small number of high-impact initiatives that materially change how customers experience the product and how the platform scales. … shipping incrementally and measuring impact continuously. You'll also help define the technical patterns, primitives and "paved roads" that enable a small, fast-moving engineering team to scale effectively. This role reports directly into senior technical leadership and has clear visibility at exec level. Key Responsibilities Own and deliver ...

Junior Java Developer – Exciting Opportunity in Financial Trading! Salary: £60,000 - £65,000 + bonus + benefits Location: 3 days onsite, City of London Are you looking to kick-start your career in a fast ...

Lead Engineer – Agentic AI Systems Start-up-style engineering team inside a global consulting powerhouse Peer group of world-class AI engineers and researchers Own and build production-grade multi-agent systems end-to-end High-velocity environment with huge technical autonomy £130k – £160k + bonus UK-wide flexible … Forward Deployed Engineer, Principal/Staff AI Engineer, or Member of Technical Staff who's ready to lead technically, own architecture, and guide an engineering team—without stepping into corporate exec-land. You'll set technical direction, define engineering standards, and stay extremely close to the codebase while ...

champion their adoption across teams. Responsibilities •Act as a data strategist to identify, integrate, and leverage new data sources through product capabilities. •Collaborate with engineering teams to build, test, and deploy scalable data products and predictive models. •Execute analytical experiments to address challenges across multiple business domains. •Mine … machine learning techniques. •Advanced experience in pattern recognition, predictive modelling, and feature engineering. •Proficiency in Python and SQL, and a solid grasp of software engineering best practices. •Strong understanding of data structures, model evaluation, and experiment design. •Experience with data visualisation tools and communicating insights effectively. •Familiarity with ...

join their high-impact Capital Markets Technology team in London. This is a unique opportunity to bridge the worlds of quantitative analysis and software engineering—delivering cutting-edge solutions to drive pricing, risk management, and liquidity strategies in real-time trading environments. About the Role As a Senior … performance of live systems through proactive monitoring. Provide occasional on-call support to maintain system uptime and stability. Qualifications Required: Degree in Computer Science, Engineering, Mathematics, Physics, or similar. 10+ years of hands-on development experience in C#/.NET. Solid grasp of financial instruments (equities, derivatives, fixed income ...

comfortable with high levels of ambiguity, a ferocious pace and rising client demand for Agentic AI solutions. This individual will shape technical direction, define engineering standards, and remain actively involved in building next-generation AI systems. You'll work with world-class technical AI engineering teams to deliver … multi-run testing, retriever benchmarking, component diagnostics, and quality gates. Lead client-facing engagements, delivering workshops, assessments, and adoption roadmaps. Provide technical leadership to engineering teams, ensuring delivery quality and driving adoption of new methods and tooling. Stay ahead of frontier innovation, experimenting with the latest LLM, orchestration ...

Strong programming skills in Python or C++, ideally 1 year commercial experience A good degree (2:1 or above) in Computer Science, Mathematics, Physics, Engineering, or another quantitative discipline Curiosity about quantitative finance, markets, and data-driven decision making Solid understanding of algorithms, data structures, and software engineering ...

Strong rail connections. £55,000 to £65,000 An established UK technology business is looking to hire a Senior .NET Developer to join their software engineering team, working on a large, business-critical web platform. This role is hands on and will involve designing, developing and maintaining … complex application used by external users. You’ll be involved throughout the full software development lifecycle, from understanding requirements through to delivery, enhancement and ongoing improvement of live systems. You’ll write clean, maintainable C# code using ASP.NET Core and Entity Framework Core, working with SQL Server databases ...

Benefits Join a fast-growing, venture-funded technology company developing the next generation of advanced metal components. Our multidisciplinary team of metallurgists, engineers, and software developers works across the UK, Japan, and the US, using cutting-edge machine learning and physical modelling to accelerate materials innovation and transform manufacturing. … above) in a STEM field Strong Python development skills Hands-on experience developing ML and/or deep learning models for scientific or engineering problems Experience with MLOps tools such as Airflow, MLflow, and containerisation (e.g., Docker) Strong data-visualisation and storytelling skills Interest in materials discovery, computer vision ...

based backend services and APIs. Optimise application performance for large datasets, leveraging efficient data manipulation and visualisation techniques. Qualifications: 1–7 years of professional software engineering experience. Strong academic background from a leading university. Deep experience with modern JavaScript frameworks (React preferred), TypeScript, and data visualisation tools. Proficiency ...

Systematic Trading | DeFi & On-Chain Data I'm currently partnered with a top-tier global quantitative & systematic trading firm that is scaling its Crypto engineering and research group. This is a unique opportunity to join a high-impact quant technology team building the next generation of systematic crypto trading … both greenfield development and the evolution of an already sophisticated, high-throughput tech stack. What They're Looking For 3+ years of professional software engineering experience. Expert-level C++ skills; strong Python a plus. Experience in systematic trading or quantitative environments is advantageous. Genuine passion for crypto, DeFi ...

capital markets. Their solutions process trillions of dollars annually, helping institutions manage risk, optimise portfolios, and improve market efficiency. This is not a standard software engineering role. It combines coding, quantitative research with applied algorithm design. The successful professional will excel at mathematical modelling, operations research, and optimisation … high-throughput systems. Conduct research to enhance optimisation frameworks and algorithm performance. Required Experience Strong foundation in mathematics, optimisation, or operations research. Demonstrated Python engineering skills (OOP, algorithms, data structures). Ability to transform theoretical models into practical solutions. Strong communication and teamwork skills. Preferred Experience MSc/ ...

maintainable, and well-tested code Work closely with engineers and stakeholders in a collaborative, agile environment What You'll Bring Degree in Computer Science, Software Engineering, Mathematics, or related STEM field Strong experience in Java development with a performance-first mindset Solid understanding of multithreading, concurrency, and system … optimization Commitment to high-quality code and engineering best practices Why This Role Stands Out Engineering-First Culture: Work with modern tools and open-source technologies Fast-Paced Environment: Learn from industry leaders while delivering tangible impact Real-Time Impact: Your code directly drives live trading in global ...

Science or related field Excellent programming skills in C# and .Net Experience working with large data sets 1–5 years' experience in a relevant software engineering role Interest in finance; fixed income or systematic experience a plus Positive, pragmatic, and collaborative mindset This is a rare opportunity ...

mindset, and excitement about building infrastructure for AI. ·Flexibility: Comfortable with a constantly evolving stack and shifting priorities. ·Experience: 3–5 years as a software engineer in high-growth startups. You'll fit in well if you ·Have high urgency: You don't wait for instructions — you identify problems ...

Software Engineer Harwell Campus, Oxfordshire | Circa £60,000 (DOE) | Hybrid Help build the tools that power breakthrough science Quantum Detectors designs and delivers advanced detector technology used in X-ray and Electron Microscopy applications at the world’s leading research facilities. Our products help scientists push the boundaries … what’s possible, from materials science to medicine to next-gen energy research. We’re looking for a passionate, collaborative C++ Software Engineer who wants to contribute to something bigger than code alone. In our Engineering team, you won't just be an individual contributor ...

Spanish—this role offers a compelling platform for growth. Key Responsibilities for the Technical Business Analyst: Serve as the primary interface between internal engineering teams and external clients, ensuring seamless communication and delivery. Collaborate with product, software engineering, and sales teams to gather, analyse, and document business ...

decade of operation and closing over 100 million ledgers, the XRPL offers streamlined development, low transaction costs, high performance, and sustainability. As a Software Engineer Intern in the Core Ledger team, you will help us maintain this high technical bar, while building innovative solutions to ensure the XRPL … foundation to start your career. WHAT YOU'LL DO Increase the capabilities, performance, scalability, and reliability of the XRPL. Participate in the full software development lifecycle, including architecture, design, development, bug fixing, as well as functional and performance validations. Engage with the open-source XRP ledger community, promoting quality ...

Quantitative Developer – C#/Python London | Full-time The mission Join a leading quantitative research and trading firm using heavy compute and modern engineering to tackle some of the hardest problems in systematic finance. You'll sit close to the money, turning cutting‐edge research into production systems that … scale in global markets. The role This is a hands‐on engineering role working side‐by‐side with quants. You'll design, build and optimise trading, simulation and research systems in C# and Python, with huge emphasis on performance, reliability and clean architecture. What you'll do Build ...

Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract We're looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes. This ...

Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract We're looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes. This ...

Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract We're looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes. This ...

Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract We're looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes. This ...

company within the broader Logistics Reply network and is backed by the €2B+ global Reply Group. We provide transformative warehouse, store and supply chain software for retailers, brands and 3PL's. Our solution suite LEA ReplyTM, is a modern, cloud-native and microservices-based and its recognised … Operational Readiness, Data Preparation and Business Change, ensuring shared ownership of success. Team Coordination & Communication: Coordinate cross-functional workstreams including Functional Consulting, Technical Architecture, Software Engineering and Support Teams to maintain momentum and resolve blockers quickly. Cutover, Go Live & Hypercare: Lead Cutover Planning, oversee Go Live Execution ...

lead the design and productionisation of Generative AI and Large Language Model (LLM) applications. This role sits at the heart of an AI-focused engineering team, delivering scalable, production-grade systems using GCP and Google's AI ecosystem. You'll be a senior, hands-on engineer owning complex technical … usage, and content safety. Develop and deploy autonomous or semi-autonomous agents using modern agent frameworks and Google AI tooling. Collaborate with product and engineering teams to translate complex business requirements into ML-driven solutions. Monitor, optimise, and continuously improve models in live production environments. Contribute to the architecture ...