Senior Software Engineer Pythonreact Jobs in Slough, UK

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Senior Software Engineer

Software Development Engineer III Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essen ...

Senior Software Engineer

About BeyondMath BeyondMath is a pioneering startup, backed by top-tier VCs, on a mission to reshape the frontiers of engineering through Foundational AI models for Physics . We are replacing traditional, slow and expensive simulation methods with AI that rivals accuracy at orders of mag ...

Senior Software Engineer

Senior Software Engineer – Fit-Tech SaaS | Up to £80,000 | UK Remote AWS Cloud | TypeScript | React | Serverless Architecture | HealthTech Recann is partnering with an innovative SaaS organisation in the health and wellness sector that is building a next-generation dig ...

Senior Software Engineer

A client of ours is seeking a Senior Software Engineer to take full ownership of designing and delivering a brand‑new Automated Test Equipment (ATE) system. This is a hands‑on, end‑to‑end engineering role where you will define the architecture, build the tooling, and shape the test strategy that will support ...

Senior Software Engineer

Job Spec - Backend Engineer About Beacon Beacon is building the AI Supply Chain workspace that customers really want. We're building end-to-end visibility, automated workflows, and effortless collaboration that create material savings and unlock new value for our customers. </ ...

Senior Software Engineer

Opportunity for a Senior Python Engineer to work remotely for a UK based AI scale-up on an initial 6-month contract outside IR35. You'd join a high-performing and autonomous product team responsible for building cloud-native, event-driven systems in a collaborative DevOps environment. <p ...

Senior Software Engineer

Senior Fullstack Engineer £450–500 per day 6 months Outside IR35 London – 2 days per week on site We’re supporting a high-growth, AI-driven product business building a scalable platform from the ground up. They operate as a ...

Senior Software Engineer

AI-Native | 0→1 Build | Series B We are in the most exciting era for product builders in decades. I’m hiring a Senior Fullstack Product Engineer for an AI-native London startup building collaborative, LLM-powered tools from first principles. < ...

Senior Software Engineer

We are looking for a highly skilled Senior Backend Engineer to join the growing engineering team with my client. The ideal candidate will have extensive experience with C# and a passion for creating robust, scalable backend solutions. In this role, you will design and implement high-performance systems for Cl ...

Senior Software Engineer

Software Engineer — Data Systems Who we are We’re Metomic; a data security platform helping enterprises understand and protect sensitive data across their SaaS environments. We process large volumes of real customer data daily and our systems must remain fas ...

Senior Software Engineer

Title : Senior Software Engineer Company : AI Acceleration Location : London (very flexible WFH) Pay : Up to £180,000 + bonus and benefits Company : An advanced HPC R&D firm, looking to expand their GPU Driver team. Mo ...

Senior Software Engineer

Senior Front Office Software Engineer – Real‑Time Trading Systems Contract – Inside IR35 £700 - £1100 per day London – Hybrid (3 days in office) The Short Version. You must be a senior software engineer with experience in trading en ...

Senior Software Engineer

Aveni is redefining how financial institutions use AI. We build real, production-ready agentic systems that reshape how banks, advisers and financial services firms operate, replacing fragmented processes with intelligent, end-to-end workflows. We have been recognised as Fintech of the Year ...

Senior Software Engineer

Senior Software Engineer The Opportunity On behalf of a global powerhouse in FinTech Infrastructure , we are seeking a Senior Software Engineer . Our client operates one of the largest financial networks, serving as the digital backbone for tho ...

Senior Software Engineer

Senior Go Engineer As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. We’re looking for someone curious, passionate, driven, and enthusiastic. You should be skilled in problem-solving and experienced in designing scalable, resilient, a ...

Senior Software Engineer

Senior Software Engineers – Cheshire (Remote with adhoc visits) – £65,000- £70,000 Tech: C#, .NET Core, React, Cloud Platforms, RabbitMQ, Kafka, Terraform Are you looking to join a seriously talented team undergoing a major transformation? You’ll work alongside high‑le ...

Senior Software Engineer

Senior Full Stack .NET Engineer • £75,000 – £90,000 + share options • London | Hybrid working (2–3 days office) Our client is a fast-growing payments technology company who are transforming their sector. Due to continued platform growth and ...

Senior Software Engineer

Senior Software Engineer Location: London - Hybrid Salary: £70,000-85,000 Tech stack: Typescript & Node.js Maxwell Bond have partnered with a leading SaaS business who are looking for a Senior Software Engineer, with a focus on ...

Senior Software Engineer

Senior Software Engineer Reference: BH-376p Working Hours: Full-time Job Type: Permanent Salary: Competitive Location: Remote or Hybrid - London office About The Client: Our client is ...

Senior Software Engineer

Senior Robotics Software Engineer (Flight Software) Location: Remote (with a monthly visit to our Oxfordshire or London offices) Reporting to: Head of Engineering Contract: Permanent, Full Time About the Role We are an ambitiou ...

Senior Software Engineer

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) ...

Senior Software Engineer

Senior Software Engineer | High-Growth Tech Scale-Up London Area (Fully Remote) PHP (Symfony or Laravel), Angular, TypeScript We’re working with a fast-growing B2B SaaS company that builds enterprise-grade software used by global organisations to manage ...

Senior Software Engineer

hackajob on-demand focuses on matching talented contractors like you with organisations seeking specific skills for their projects. We use our platform to connect you with exciting contract opportunities and discuss projects on behalf of the companies we partner with. Senior Software Engi ...

Senior Software Engineer

Role: Senior Software Engineer (with DevOps) Location: Remote (with occasional monthly collaboration days) Are you... A software Engineer with 5+ years experience, working with modern programming with one or more programming languages, Python and ...

Senior Software Engineer

Senior Software Engineer – Backend (TypeScript / Node.js) Remote (UK) Circa £150,000 This opportunity is with a growing B2B technology company building backend-heavy products used by enterprise customers in a regulated space. The platform focuses on ...

Senior Software Engineer

About the Company Building out a new team in London, rapidly scaling Silicon Valley technology company building core infrastructure for physical AI across sectors including automotive, defence, construction, mining, agriculture, and logistics. Its platforms are used by leading global ...

Senior Software Engineer

Contract role : Senior Software Engineer : Up to £475 per day Outside IR35 : 6 months rolling : Hybrid Monthly (London) An innovative digital consultancy is looking for experienced Senior Software Engineers to design and architect scalable, high-performance systems for a cutt ...

Senior Software Engineer

Senior Software Engineer / Agentic AI and Machine Learning Conquer AI Location : UK based, remote friendly About Us! Conquer AI is a specialist AI consultancy and software engineering firm that helps enterprises reimagine critica ...

Senior Software Engineer

About the Company At Cyber Guardian Consulting Group, we bring Fortune 100-caliber cybersecurity to small and medium-sized businesses. Since 2015, we've been building proactive, lightweight, and cost-effective solutions that meet and exceed modern security requirements. We're security-forward, ...

Senior Software Engineer

Senior Software Engineer Location: London (Hybrid / On-site) Salary: £100,000 – £150,000 + equity About the Company We’re working with an early-stage, venture-backed legal technology startup on a mission to transform one of the UK’s most broken consumer e ...

Senior Software Engineer

Senior Software Engineer required. Our market leading client based near Slough is currently looking for a Senior Software Engineer with unrivalled C++ development expertise to play a key role in defining and architecting the company’s ground-breaking product range as part of their award-winning R & D departme ...

Senior Software Engineer

Senior Software Engineers – Cheshire (Remote with adhoc visits) – £65,000- £70,000 Are you ready to apply Make sure you understand all the responsibilities and tasks associated with this role before proceeding.Tech: C#, .NET Core, React, Cloud Platforms, RabbitMQ, Kafka, Terraform Are yo ...

Senior Software Engineer

Senior Software Engineer Find out more about this role by reading the information below, then apply to be considered.Reference: BH-376p Working Hours: Full-time Job Type: Permanent Salary: Competitive Location: Remote or Hybrid - London office About The Client ...

Senior Fullstack Software Engineer

The pitch. It’s a serious engineering role with a great team – and meaningful responsibility. This is not a narrow “ticket-closing” developer job. You won’t be handed tightly scoped Jira tasks inside a heavily layered team structure. You won’t be maintaining a disposable MVP. And you ...

Senior Software Engineer, Ruby

Senior Software Engineer Hayes, London Hybrid We are looking for a Senior Web Application Developer with 5+ years of experience in building and maintaining scalable, high-quality applications to join our growing tech team. As a senior member, you’ll p ...

Senior Software Engineer Backend

Team: Backend Location: UK Remote Employment Type: Full-time and Permanent Remuneration (UK – Remote): £81–108k Base Salary + Discretionary Bonus + Equity Zettafleet is an end-to-end platform for businesses and organisations to train their ...

Senior Embedded Software Engineer

Phare Labs exists to make homes around the world safer. We make hardware and software that protects homes and most importantly, the people who live in them. We’re building something that matters, are growing quickly, and are looking for a talented engineer to join us. Sound like you? Keep reading! ...

Senior Embedded Software Engineer

Senior Embedded Software Engineer TUALCOM Reading - On site (Role will initially start in London E14 for training) This role will be 5 days per week on-site. Summary: TUALCOM specialises in the design ...

Senior Java Software Engineer

Lead Software Engineer – Java Microservices | London (1 day per week on-site) | £74,000 – £92,000 + Package We’re partnering with a leading UK bank to recruit a Lead Software Engineer with strong Java and microservices expertise. This is a hands-on role building high-performance, sca ...

Senior Software Engineer Frontend

Team: Frontend Below, you will find a complete breakdown of everything required of potential candidates, as well as how to apply Good luck.Location: London (On-site; Liverpool Street) Employment Type: Full-time and Permanent Remuneration: £90–120k Base Salary + Discretionary Bonus ...

Senior Software Engineer (PHP)

Competitive + Bonus Remote, UK Permanent full time Build software used by thousands. Influence technical direction. Mentor others. IRIS is one of the UKs largest privately held software companies and a major European provider of pa ...

Senior Back end Software Engineer

About the Company We are working with an exciting Series B company that is committed to empowering small and medium-sized businesses, helping them maintaining healthy cash flow, often complicated by the complexities of payment management. They address this by digitising and st ...

Senior Software Engineer, Trading Systems

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness ...

Software Engineer

Software Engineer – Up to £80,000 plus shares - JavaScript/TypeScript – React/Node.js In Product is partnered with a Scale-up business who have after a period of stability and reaching profitability and experiencing a period of significant growth. This business has become the go-to partner i ...

Software Engineer

Software Engineer London – Hybrid We’re working with a growing, international technology business at a pivotal stage of its scale-up journey. With a high-performing team of around 40 people and ambitious growth plans, the company is now seeking a Senior Software Engine ...

Software Engineer

Full-time Software Engineer Application requirement: Please include a short cover letter or statement in your CV upload explaining your interest in this role and any experience relevant to climate or carbon markets. What We Do AlliedOffsets has a unique missi ...

Software Engineer

We are looking for an experienced Backend Engineer to help build, scale, and optimize next‑generation financial services infrastructure. You will work on high‑availability, low‑latency systems, powering consumer and business APIs used globally. This role is ideal for someone who thrives in fast-paced f ...

Software Engineer

Company Description Start up Role Description This is a full-time off-site role for a Software Engineer. The Software Engineer will be involved in designing, developing, apps for both IOS and Android iPhones and tablets as well as Desktops. Must be experi ...

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    Senior Software Engineer Pythonreact Jobs in Slough Job Search Guide, Trends and Insights