1 to 25 of 31 Senior Software Engineer Jobs in Slough

Working for an industry leading, high-growth SaaS business with some of the biggest brand names in the world as customers, the Senior Software Engineer will build innovative next-gen solutions that are at the forefront of the industry. In this role, the Senior Software Engineer will be given full autonomy, taking ownership from design phase through to deployment, building scalable backend systems, as well as some frontend too if you like. This area is the future of the company (and the industry!) and as such has strong investment and visibility. The Senior ...

Senior Software Engineer | Distributed Systems | Sustainable Cloud Native Platform Up to £110,000 per annum plus bonus plus stock Central London office Golang, Rust, C, Kubernetes, Linux, Cloud Native, Distributed systems... Are you a Senior Software Engineer with extensive knowledge of building distributed systems … so... I'm partnered with a very exciting Cloud scale-up who have received record Series A funding and are looking for innovative Senior Software Engineers to join their ambitious team! With a new VP of Engineering who has spent much of their career building out a world ...

Klyk Founding (Senior) Software Engineer About Klyk At Klyk, we're on a mission to eliminate waste from the business technology ecosystem. As a certified B Corp, we help modern companies adopt a Circular IT model — reducing cost, carbon emissions, and operational complexity across their entire device … modern platform that brings together IT, hardware, cybersecurity, automation, and AI — all in one place. The Role We're looking for a Founding (Senior) Software Engineer to build and shape the Klyk platform from zero-to-one. This is a foundational position with significant autonomy, where ...

Senior Software Engineer Location: Onsite, London, United Kingdom Type: Full-time Compensation: Negotiable (Competitive salary + equity) About Ontik Ontik is an ambitious, early-stage B2B financial operations platform designed to streamline and simplify complex financial workflows for heavy duty industries. We're scaling rapidly and looking … high-performance, ownership-driven environment, where you can make a direct impact on the product and help shape its future. Role overview As a Software Engineer (Full-Stack) at Ontik, you'll play a pivotal role in building and scaling our financial operations platform. This is a hands ...

Senior Software Engineer (C++) – Real-Time Market Data Systems Company Insight: A leading global quant trading firm is looking for a senior software engineer experienced in market data processing to help evolve the firm's real-time market data platform - a critical system that … Responsibilities: Build and enhance real-time market data and distribution pipelines spanning global markets and multiple asset classes. Design and optimise high-performance, distributed software systems for processing market data at scale. Champion engineering best practices and innovation. Serve as a technical leader in market data systems. Apply data ...

Senior Software Engineer Climate Tech Nearly Remote (travel into London) Salary up to £100,000 We are the chosen talent provider of an innovative early-stage company in the climate & insurance space. Are you a builder who wants to use your software engineering skills to make … sustainability efforts across the globe. They're a small but highly experienced team of tech and insurance pioneers, and they're looking for a Senior Software Engineer to help shape the future of their platform. What You'll Do: Play a major part in designing and building ...

build real world value. Are you ready to elevate your career? At Ripple Labs Inc., we offer an outstanding opportunity for a Senior Software Engineer to join our top-tier team in London. As a part of our dynamic and ambitious group, you will play … role in crafting and developing groundbreaking software solutions that drive innovation and success! Responsibilities As a Senior Software Engineer, you will: Design, develop, and implement software systems that meet meticulous quality standards. Work with diverse teams to define technical needs and deliver impeccable solutions. Lead ...

Senior Software Engineer (Full-stack) - Permanent | On-Site | London Join a rapidly scaling US-backed startup at a pivotal moment. With significant funding secured and strong momentum, they are establishing their UK presence and offering exceptional equity opportunities for early team members. As a Senior Software Engineer, you'll work across our Python and TypeScript stack, contributing wherever the team needs you most. What You'll Be Doing: Develop and maintain FastAPI (Python) and Next.js (TypeScript) applications. Own features end-to-end - from user interface through to infrastructure and internal tooling. Navigate and contribute ...

Role: Senior Software Engineer (Data & Platform) @ VC Firm Location: London – Hybrid (3 days) Compensation: Up to £200,000 + equity We're working with a high-performing venture capital firm building a proprietary technology platform that sits at the heart of how they identify, evaluate, and partner … with exceptional companies. The engineering function operates like an internal startup: small, fast-moving, and deeply embedded in the investment process. As a Senior Software Engineer, you'll take full ownership of the firm's core data platform — the primary day-to-day tool used by partners ...

next generation of AI models to assist artist workflows. See the result yourself Passcode: scaneverything About the role We are looking for a Senior Software Engineer to own the 3D asset processing and rendering infrastructure in Marso Measure, our desktop material capture application for Windows. …/game workflows and wants to work at a startup connecting frontier AI to 3D asset creation. Where you will have impact As a Senior Software Engineer you will own the 3D rendering and asset processing systems that power our material estimation technology and ship Marso Measure ...

Title: Senior Software Engineer Salary/Package: £80k-£100k + Equity Company Sector: Fintech (SaaS) Tech: TypeScript, Node, React, Next, GraphQL, AWS Location: Central London (London Bridge/Bank) WFH/Hybrid: 2-3 days in office (Bank) I'm hiring a full-stack Software Engineer … impact Are curious about AI, automation, and modern code-assist tools (Cursor, Copilot, etc.) Move fast, test properly, and think like a product engineer Enjoy working in small, high-energy teams Bonus Points For: Experience with Postgres, Prisma, GraphQL, Next.js Exposure to LangChain/LangGraph/AI-driven workflows ...

fast-growing AI-driven SaaS company is hiring three Senior Software Engineers to join its engineering team. These are hands-on roles with a strong backend and architectural focus, ideal for engineers who enjoy working in scale up or startup environments and want to build high-quality, cloud … native software that powers real-world automation. You'll be part of cross-functional squads delivering modern, serverless, AI-enabled applications used in highly regulated industries. The company has a strong engineering culture, embraces AI-assisted development, and offers autonomy, impact, and the chance to help shape technical direction. ...

Senior Software Engineer Full Stack - Ruby on Rails, React Up to £120k DOE Fully Remote - must be UK based A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Senior Full Stack Engineer. This … pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably ...

Senior Software Engineer – 3D Graphics/Computer Vision London preferred | Full-time | Visa sponsorship available The mission Work at a stealthy 3D/graphics startup that turns real‐world objects into production‐ready, photoreal assets for film, games and real‐time experiences. Think: high‐end material capture … photogrammetry tools used behind the scenes by top studios, not off‐the‐shelf consumer software. The role You'll be the go‐to engineer for 3D rendering and asset processing in a Windows desktop app that sits at the heart of the company's pipeline. Expect deep work ...

Title: Senior Embedded Software Engineer Rank: Determined by the confirmed level and scope of experience Company: Chevalier Tech Limited Location: Colindale, Greater London (On-site) Salary: Salary is competitive and negotiable based on experience. Job Type: Full-time, Permanent About Us Chevalier Tech Limited is a tier … Smart Door Handles, and Control Electronics, which are integrated into high-end passenger and super cars worldwide. About the Role As a highly Experienced Software Engineer, you will lead the software engineering team, play a pivotal role in the design, development, and implementation of embedded software ...

Senior Software Engineer - .Net, Azure. - Contract £700 - 750pd UK, Remote | Contract Inside IR35 Only | 6 months January start. Curated is partnering with a global SaaS scale-up undergoing a significant platform modernisation and growth phase. The business is scaling multiple engineering teams and is looking to bring … highly experienced contract Software Engineers to support complex, high-impact delivery. This role is suited to senior engineers who enjoy working on large, evolving platforms, modern cloud infrastructure, and solving non-trivial technical problems in fast-moving environments. The Role You will join a cross-functional product engineering ...

Embedded Software Engineer (Contract/Flexible) – Outside IR35 We are a small but established engineering firm looking to engage an experienced Embedded Software Engineer on a flexible, non-committed, Outside IR35 basis. Our existing embedded software contact is no longer available … seeking a trusted, go-to embedded engineer to support our products and future developments on an ongoing basis. This role is ideal for an experienced contractor or freelancer who values autonomy, flexibility, and long-term collaboration without fixed hours or guaranteed workload. The Role Act as the primary embedded ...

About Equali Equali is a Techstars and angel-backed B2B software company providing FinTech, eCommerce and SaaS businesses with effortless reconciliation and accounting automation. Supported by new partnerships and favourable regulatory trends, we expect strong growth over the next 12 months. We're already working with customers like Sunday … looking to expand across FinTech and eCommerce in particular. About You We're looking for a hands-on Senior Software Engineer with full-stack experience and a focus on backend development, who is excited to help shape and scale a fast-growing product. About the role ...

Software Engineer | Security Platform | London Looking to build something hugely impactful within security? This VC-backed startup is redefining how enterprises secure the cloud - already processing billions of events weekly, doubling ARR last quarter, and landing on multiple "Startup to Watch" lists out there. Now they're bringing … further Software Engineers to help shape the core product, scale the platform, and push the limits of cloud security tech. You'll join a world-class team solving complex engineering challenges - from distributed systems and large-scale data pipelines to real-time detection and automation. Every line of code ...

Senior Full Stack Engineer (React, Typescript, Node, AWS) HealthTech, up to £90k London (once or twice per fortnight in office) Troi Search are delighted to be partnering once again with this innovative & mission driven HealthTech client. We're now looking for a Senior Full Stack Engineer … engineering standards Experiment with emerging tech like AI, computer vision, and advanced analytics What we're looking for 5+ years building SaaS or enterprise software Strong experience with React, Typescript, Node & AWS Technologies Solid cloud and DevOps knowledge Comfort working in data-sensitive or regulated environments A pragmatic mindset ...

Software Development Engineer III Introduction to team Private Label Solutions (PLS) is the B2B arm of Expedia Group. We open up our supply and innovative technology to businesses looking to take on the world of travel. These businesses, sometimes referred to as our 'demand partners', include global financial … corporate managed travel, offline travel agents (e.g. Flight Centre), global travel suppliers (e.g. Delta) and many more. In this role, you will: As an engineer in our team, you'll have the opportunity to make a real impact by contributing to systems that operate at global scale. ...

technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write clean, maintainable, and scalable code using PHP and frameworks like Symfony across ...

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 ...

about to scale fast. Backed by £2m investment (and climbing), they're expanding their engineering team and are on the hunt for a Software Engineer (or two) to help shape the future of their platform. This is your chance to work where cutting-edge fintech meets real-world … Strong experience with both Node.JS and React (ideally stronger on the backend side) Experience working on a 0-1 development cycle Experience with software design principles and architectural patterns. Ideally someone who has worked on a unique start-up environment and loves it! Additional Information: This role is paying ...

Title: Forward Deployed Engineer – AI & Customer-Facing Technical Leader Location: Remote Travel: Customer visits 4–5 days/month; occasional team gatherings Salary: Senior: €130–150k base + growth trajectory Principal: €160–200k base + package discussion Tech: Python, JavaScript, Azure, AWS, AI, LLM's, RAG Industry … Consultancy The Role We're looking for talented engineers to join our customer-facing AI practice, from Senior Forward Deployed Engineers through to Principal-level AI technical leaders. You'll work directly with clients to uncover problems, build prototypes, and guide full AI-enabled solution lifecycles. This ...