Full Stack Software Engineer Reactruby Jobs in UK

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Automotive Software Test Engineer — Hybrid Contract

A leading automotive client in the United Kingdom is seeking a Software Development Test Engineer. This hybrid role involves developing and executing comprehensive test plans, conducting software testing, and managing testing projects. Candidates should have extensive experience in software testing and proficien ...

Senior Software Engineer II Data Engineering

.**About the team:**Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s content through our rich data platform; this empowers researchers, clinicians, and innovators worldwide to gain new insights, make informed decisions, and accelerate progress across research, healthcare, and lif ...

Senior Software Engineer II, GenAI Platform

A global information and analytics leader in Greater London is seeking a Senior Software Engineer II to focus on generative AI and platform architecture. In this role, you will lead architectural designs, develop AI services using Python, and collaborate across cross-functional teams. The ideal candidate has ove ...

Senior Software Engineer II Data Engineering

## .**About the team:**Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s content through our rich data platform; this empowers researchers, clinicians, and innovators worldwide to gain new insights, make informed decisions, and accelerate progress across research, healthcare, and ...

Graduate Software Engineer — Hybrid, Cloud & FinTech

A fast-growing FinTech company in Central London is seeking a Graduate Software Engineer to join their engineering team during an exciting scale-up phase. The role involves building backend services in C#, contributing to frontend development, and collaborating with various teams. Candidates should have foundati ...

Graduate Software Engineer Payments Platforms & Mentorship

A leading technology firm in Greater London is seeking graduates for their NextGen Graduate Program. This role will involve designing and maintaining scalable systems and writing clean, maintainable code. Ideal candidates will have a Bachelor's or Master's in Computer Science or Engineering, proficiency in a pro ...

Staff Software Engineer, Product Engineering, UK

Hi I’m Abhik, Ashby's Co-Founder and VP of Engineering. We’re looking for an ambitious full-stack engineer who is laser-focused on solving customer problems and making the right long-term investments to solve them not only today but in our future features and products. What Ashby gives you in retur ...

Staff Software Engineer, Product Engineering, UK

Hi I’m Abhik, Ashby's Co-Founder and VP of Engineering. We’re looking for an ambitious full-stack engineer who is laser‑focused on solving customer problems and making the right long‑term investments to solve them not only today but in our future features and products. About the Role and How We ...

Entry Level Simulation Software Engineer (Onsite)

A leading aerospace firm is seeking a Simulation Software Engineer at the entry level. Based in Crawley, this role involves developing and testing software for aircraft systems while collaborating with an agile team. Applicants need a Bachelor’s degree in engineering or related fields and should have good knowle ...

Software Engineer (JavaScript) in Leeds Heatly

Technologies and Languages .NET (6) C# React JavaScript MySQL Docker Python Role Description This role firmly leans towards the JavaScript aspect of that MVP. Soft Skills Excellent problem-solving... ...

Software Engineer SMS International London, UK

Software Engineer - SMS International Engineering London, UK About the Role As a Fullstack Software Engineer II joining the SMS International team you will be working with a team of 5 other colleagues to deliver RCS and SMS International expansion to meet the company’s objective ...

C++ Software Engineer — Broadcast Systems, Kubernetes

A leading global technology company is seeking a Software Engineer to work on developing core components for their broadcast control system, Cerebrum. The ideal candidate will have 5-8 years of experience in modern C++ and Kubernetes, along with a focus on quality and problem-solving. This role offers flexible s ...

Senior Staff Software Engineer, Agentic Platform

Senior Staff Software Engineer, Agentic Platform United Kingdom Location: London, Bulgaria, Serbia and Lithuania About the role Tide is hiring a Senior Staff Software Engineer to lead the architecture of our agentic platform. You will shape the shared capabilit ...

Contract Semiconductor Software Engineer (C++/C#)

A leading technology company in the UK is seeking a software engineer with experience in the semiconductor industry for a 6-month contractual role. Responsibilities include programming hardware interfaces and developing applications related to equipment control. The ideal candidate should possess strong skills i ...

Senior Software Engineer – AI Driven Payments

A global payments technology company in Greater London is looking for a Senior Software Engineer to develop next-generation payment technologies. The role involves leading projects, designing scalable systems, and collaborating with cross-functional teams. Ideal candidates will possess a Bachelor's or Master's d ...

Senior Software Engineer Ad Tech Mediation

Level Up Your Career! At Kwalee, you’ll join a gaming powerhouse that boasts a mobile empire with 1.5 billion+ downloads alongside a thriving PC & Console division that has achieved numerous global chart‑topping releases across Steam, Consoles, and Amazon, driving millions of Wishlists. Mos ...

Senior Software Engineer Ad Tech Mediation

At Kwalee, you’ll join a gaming powerhouse that boasts a mobile empire with 1.5 billion+ downloads alongside a thriving PC & Console division that has achieved numerous global chart-topping releases across Steam, Consoles, and Amazon, driving millions of Wishlists. Most recently publishing breakout hits such ...

Senior Software Engineer React / React Native

THE POSITION We're looking for a Senior Software Engineer to join our Sportsbook Core Apps engineering team. You'll be working on foundational engineering, focusing on improving the underlying frameworks, tooling, and performance that enable FanDuel to deliver an exciting and innovative customer ...

Graduate Software Engineer — Web & API Focus

An innovative technology company in Manchester is seeking a Graduate Software Engineer to develop cutting-edge corporate intranet software. This role provides an exciting opportunity to gain mentorship from experienced professionals, enhance programming skills, and work on impactful projects. You are expected to ...

Lead Software Engineer Java/Back End

Overview We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. Job responsibilities Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routi ...

Embedded Software Marketing Engineer AI/FPGA

A leading technology company in Northern Ireland is seeking an Embedded Software Technical Marketing Engineer to focus on embedded software stacks for AMD's Adaptive SOC and Embedded x86 products. Applicants should possess strong analytical skills and expertise in C/C++ programming, as well as a Bachelor's degre ...

Senior Embedded Software Engineer — Hybrid (Controller)

A well-established engineering firm in Eastbourne is seeking a Senior Embedded Software Engineer to join their dynamic development team. You will play a critical role in developing embedded software for advanced electronic systems, participating in every phase from requirements capture to release. The company of ...

Senior Embedded Software Engineer: Motion & Robotics

An international engineering firm in Tewkesbury seeks a Senior Embedded Software Engineer to design embedded software for robotics and motion systems. The ideal candidate will have strong experience in embedded C/C++, ARM architectures, and RTOS development. Responsibilities include architecting software, design ...

Lead Defence Systems Engineer (Aerospace/Software)

A leading technology firm in Cheltenham is seeking a Senior Project Engineer to lead a multi-disciplinary team in developing critical control and data processing products. You will be responsible for managing the engineering development, ensuring quality and schedule adherence. Candidates should possess a degree ...

Graduate Software Engineer — Profit Share + Training

A leading software development firm in the UK is seeking passionate graduates for a Software Development role. As part of a supportive and inclusive team, you will engage in meaningful projects that solve real-world challenges. The position offers structured training, opportunities for career advancement, and a ...

Software Engineer III for COMMODITIES UK

As an Athena/Python, Front Office Software Engineer at JPMorgan Chase within the Commercial and Investment Banking - Precious Metals and Agriculture - Commodities Tech team, you will be an integral part of an agile team that works to enhance, build, and deliver trusted market‑leading technology products in ...

Multimodal AI Software Engineer Production & Research

An innovative tech company in Cambridge is seeking an AI/software engineer to join their R&D team. The role entails developing AI-centric features and exploring new AI capabilities for their product portfolio, which focuses on hybrid collaboration technology. Candidates should have a strong degree or technical s ...

Lead Software Engineer Java, JavaScript, AWS

Job Description Are you ready to make a real impact and advance your career with us? At JPMorganChase, you’ll be part of a team that values creativity, collaboration, and continuous learning. We empower you to drive innovation and deliver secure, scalable solutions that support our business objec ...

Software Engineer III CDAO GRAPH UK

Job Description Bring your Software Engineering to the next level and become an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Software Engineer at JPMorgan Chase within Corporate Investment Bank Dat ...

Software Engineer AI Driven Resource Platform

A dynamic software scale-up is seeking a Software Engineer to enhance product scalability and usability. You'll develop new features, work closely with teams, and have a passion for high-quality software. Offering a salary between £39,900 and £46,000, this full-time role allows for hybrid working from the UK, pr ...

Senior Backend Software Engineer at Joinfleek.com

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. ...

Senior Software Security Engineer — Flexible Hours

A leading AI research organization in the UK is looking for a Software Security Engineer to enhance the security of AI systems. The ideal candidate will have strong programming skills in Python or a systems language, extensive experience in software engineering, and a passion for AI safety. This position offers ...

KDB+ Lead Software Engineer Vice President

Be an integral part of a technology team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Lead KDB Developer at JPMorgan Chase within Equities Trading you will play a pivotal role in building our next-generation KDB platform to support JPMorga ...

Lead Software Engineer Post Trade Technology

Join us to shape the future of financial technology and make a meaningful impact on your career. You'll collaborate with talented professionals, solve complex challenges, and help build trusted market‑leading products. We value creativity, inclusion, and continuous learning, offering you the opportunity to ...

Lead Software Engineer for COMMODITIES UK

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Python Lead Software Engineer (Athena platform) at JPMorganChase within the Commodities Derisking Team, youare an integral part of an agile team that works to enhance, build, ...

Lead Software Engineer Crypto FinTech & Cloud

A leading financial technology company in Greater London is seeking a skilled software engineer to join their team. The role involves developing and maintaining financial platforms, working closely with product managers, and integrating crypto services. Ideal candidates will have extensive software engineering e ...

Lead Software Engineer Platform Chase UK

Job Description We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase, to revolutionise mobile banking with seamless journeys that our customers love. We're already trusted by millions in the US and we're quic ...

Software Engineer III for COMMODITIES UK

Job Description Be a key part of an agile team driving innovation to enhance, build, and deliver top‑notch technology products. Bring your Software Engineering career to the next level and become an integral part of an agile front‑office technology team where your expertise advances next‑ ...

Software Engineer III (Java/ Databricks /API)

Software Engineer III – (Java / Databricks / API) The SciVal Development Team is a cross‑functional group comprising Frontend, Backend, and Quality Engineers who work closely together. The team collaborates closely with UX and Product to design, build, and deliver high‑quality features efficientl ...

Senior Backend Software Engineer at Joinfleek.com

Job Title: Senior Backend Software Engineer Company Description: Joinfleek.com - Series B fashion-tech marketplace backed by a16z and YC Job Description: You will architect the transaction layer for the world’s first AI-native secondhand fashion marketplace. Re ...

Lead Software Engineer Commodities Tech (UK)

A leading financial services firm in Greater London seeks a Python Lead Software Engineer to enhance and develop technology products for Commodities trading desks. As a core contributor, you'll lead technical solutions, ensure operational stability, and engage in system design and troubleshooting. Ideal candidat ...

Graduate Software Engineer — Training & Career Growth

A leading software company in Liphook is seeking a Graduate Developer to kick-start their career in software engineering. Recent graduates with skills in Java, C#, or Python are encouraged to apply. The role offers one-on-one training, exceptional market-leading benefits, and opportunities for career advancement ...

Python Software Engineer — Trading Platform & Tools

A diversified trading firm in London seeks a Python Software Engineer to join a new team enhancing tools for Traders and Quantitative Researchers. You’ll manage technology needs for proprietary systems, accelerate workflows, and collaborate on innovative solutions in a high-impact role. Ideal candidates possess ...

Lead Software Engineer | $100/hr Max

About The Job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position Details Position: </b ...

Trading Connectivity Software Engineer (Go Backend)

A leading technology firm in London seeks a Software Engineer for the Trading Connectivity team. This role involves designing and maintaining high-performance backend systems to support the Talos trading platform. Candidates should have 2-5 years of experience in software engineering, preferably with Go or Java, ...

Senior Software Engineer, Backend Services & APIs

Job Description Senior Software Engineer, Backend Services & APIs Office based in Moorgate, London Join Fortinet, a global cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and ...

Graduate Pega Software Engineer – Fast Track

A leading technology talent firm in the UK seeks a Software Engineer to join a global insurance client in Bridgend. This role involves hands-on experience with Pega application development, engaging with stakeholders, and participating in agile projects. Suitable candidates will have a 2:1 or First University de ...

Lead Software Engineer — React/Next.js & Cloud

A leading software solutions provider in Belfast is looking for a Lead Software Engineer (Consultant) to lead teams in delivering innovative software solutions. You'll manage and develop junior staff while ensuring high-quality applications using technologies like Next.js, React, AWS, and Azure. This role involv ...

Software Engineer QuantumBlack, AI by McKinsey

Who You'll Work With Driving lasting impact and building long-term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture - doing hard things, picking yourself up when you stumble, and having the resilience to try another w ...

Lead Software Engineer for COMMODITIES UK

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Python Lead Software Engineer (Athena platform) at JPMorganChase within the Commodities Derisking Team, youare an integral part of an agile team that works to enhance, build, ...

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    Full Stack Software Engineer Reactruby Jobs in United Kingdom Job Search Guide, Trends and Insights