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Senior Full Stack Engineer (+ Equity) at YC backed AI native enterprise

About the Role We are seeking a Full‑Stack Engineer to join a dynamic team focused on building an AI‑native workspace. This role involves designing, developing, and maintaining scalable systems across the stack, impacting high‑profile enterprise clients. Responsibilities <u ...

Senior Test Automation Engineer (Contract)

We're looking for a Senior Test Automation Engineer (Contract) to join our team in Belfast, United Kingdom in a hybrid working mode. In this role, you will take ownership of the testing strategy for a complex, containerized microservice architecture. You will enhance existing frameworks, ext ...

Senior Software Engineer

Senior Software Engineer This is an opportunity to build the foundational systems of a frontier AI company. You’ll work across our voice layer, agent orchestration, and deep healthcare integrations. You’ll design and ship systems that must be fast , reliable , observable ...

Mid level Software Engineer .NET + React

Mid-level Software Engineer - .NET + React 215931 Desired skills: .NET, C#, React, UI/UX, SQL, Azure Job Title: Mid-Level Software Developer (.NET & React) Location: Fully Remote (Applicants must be based in the Munster region, Ireland)<br/ ...

Mid level Software Engineer .NET + React

Mid-level Software Engineer - .NET + React 215931 Desired skills: .NET, C#, React, UI/UX, SQL, Azure Job Title: Mid-Level Software Developer (.NET & React) Location: Fully Remote (Applicants must be based in the Munster region, Ireland)<br/ ...

Full Stack Developer Java/TypeScript

Overview Full Stack Developer - Java/TypeScript at TieTalent Java & TypeScript £300 | Outside | Remote | 6 month initial contract Responsibilities Build and maintain frontend components (Angular, TypeScript) and backend services (Java). < ...

C# Developer (Video Games)

Compensation: £75,000 + private medical (fully funded), private dental (fully funded), 8% pension, annual bonus and more. Location: Edinburgh, Scotland (relocation and visa assistance provided if required) Company: One of the world’s leading video games deve ...

C# Developer (Video Games)

Compensation: £75,000 + private medical (fully funded), private dental (fully funded), 8% pension, annual bonus and more. Location: Edinburgh, Scotland (relocation and visa assistance provided if required) Company: One of the world’s leading video games deve ...

Senior Software Engineer

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our ...

Senior Software Engineer

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our ...

Software Engineer

£40,000 - £45,000 per annum (depending on experience) Hours Flexible working available Hybrid working available after 6-month probation About the Opportunity Bolt Technical are recruiting on behalf of our client for a Back End Software Developer to join their growing ...

Junior Quant Developer Multi Strat Systematic Trading Fund

Junior Quant Developer – Multi-Strategy Systematic Trading Location - London (or NYC) Want to apply Read all the information about this position below, then hit the apply button.A leading investment firm specialising in multi-strategy systematic trading is seeking a Junior Quant D ...

Staff Engineer

Overview Staff Engineer / Principal Engineer / Lead Engineer - Full Stack Hybrid working: On-site one day per week Lead Forensics is a leading UK based SAAS company with products in the B2B sales and marketing space. We’re seeking a Staff level full stack Software Engineer / S ...

Frontend Developer (React)

Our client is looking for a talented React Developer to help shape and evolve their web applications. If you’re passionate about clean code, modern front‑end technologies, and building exceptional user experiences, this could be your next move. About the Role As a React Front End Develope ...

Quantitative Developer (Multi Strat Hedge Fund)

A leading multi-strategy hedge fund is looking to hire a Credit Strat Developer to join a high-performing team supporting credit-focused PMs across London and APAC. This is a front-office aligned role, working closely with a profitable desk to build and enhance tools across the full trading ...

Build System & CI Developer

Job Title: Build System & CI Developer Type: Permanent Location: Cambridge, United Kingdom Candidates must be based in UK // Hybrid working required // Nix experience essential Our client are an AI company based in Cambridge. We are seeking a Software Developer to suppo ...

Build System & CI Developer

Job Title: Build System & CI Developer Type: Permanent Location: Cambridge, United Kingdom Candidates must be based in UK // Hybrid working required // Nix experience essential Our client are an AI company based in Cambridge. We are seeking a Software Developer to suppo ...

Dynamics Developer

3 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Direct message the job poster from trg.recruitment Placing experienced developers & leaders worldwide Up to £60k Hybrid - London ...

Software Engineer

Software Engineer Venture 2 Venture 2 is building the next generation of AI-enabled products. Our work spans one-to-many inference systems with applications in anti-piracy, heavy industry optimisation, and prediction markets. We operate as a hybrid venture studio: developing ...

Product Engineer Gram

Join us at the early stages of our newest product, Gram, and help shape the future of agentic development. About SpeakeasyWe began by building toolchains for crafting high-quality SDKs for APIs, and have since expanded into agentic tools and MCPs with the launch of Gram. Demand has grown rap ...

Full Stack Developer Next.js NestJS React Start up

Full Stack Developer Next.js NestJS React - Start-up Full Stack Engineer / Developer (Next.js NestJS React) London / WFH to £80k Are you a full stack technologist with experience of working in high growth start-ups? You could be progressing your career in an im ...

Senior Software Engineer

At Consigli, we build technology that makes engineering faster, smarter, and more sustainable. As a Senior Software Developer, you’ll work at the intersection of software engineering and machine learning operations. Your role is to ensure our AI models run reliably, efficiently, and at scale — turning cutt ...

End to End Java Cloud Engineer

Technologies Backend: Distributed, event-driven core Java (90% of the code-base), MySQL, Kafka Frontend: Javascript, Vue.js Deployment: Kubernetes, Nomad Data Analytics: Python & Jupyter notebooks, Parquet, Docker Testing: ...

Software Developer in London LMAX Group

Technologies Backend: Distributed, event-driven core Java (90% of the code-base), MySQL, Kafka Frontend: Javascript, Vue.js Deployment: Kubernetes, Nomad Data Analytics: Python & Jupyter notebooks, Parquet, Docker Testing: ...

Founding Software Engineer

Overview Founding Software Engineer – Consumer AI (Stealth Mode) at Burns Sheehan – London, with 2-3 days a week in the office. Up to £120,000 plus generous stock options. The role is for a Backend-focused Software Engineer to help build a radically new AI and consumer tech product ...

Senior Full Stack Software Engineer

1 week ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Direct message the job poster from ReversingLabs At ReversingLabs, our software supply chain security and threat intelligence solutions have become essential to advancing cybersec ...

Android Developer

Android Developer (Kotlin / Jetpack Compose)UK Remote£55,000 - £60,000FTC 12 MONTHSWe're working with a growing digital team looking to bring in an Android Developer to support the development of a customer-facing mobile platform.This is a hands-on role focus ...

Android Developer

Android Developer (Kotlin / Jetpack Compose)UK Remote£55,000 - £60,000FTC 12 MONTHSWe're working with a growing digital team looking to bring in an Android Developer to support the development of a customer-facing mobile platform.This is a hands-on role focus ...

Full Stack Engineer

Build products that power real-world data decisions We’re looking for a Senior Full Stack Engineer to help shape and scale a suite of data-driven products used across the media and analytics ecosystem, including Barb Ads Hub, NMO XCM, and a Data Fusion platform. You’ll play ...

Senior Full Stack Engineer (TypeScript/Backend Focused) | High Growth Digital Prize Platform

(Up to c. £110k Base Salary | Hybrid Working - 3 Days in Office) Role Overview We’re supporting a fast-scaling digital platform operating in the online prize and gaming space, as it strengthens its core engineering team in London. The business has already built a robust, high-throug ...

Senior Software Engineer

About the Company: Our client is a thriving B2B FinTech with a market leading product aimed at selling infrastructure to Financial Services firms, transforming how consumers manage their money. This is a fantastic opportunity to join the engineering team during an exciting phase of development. < ...

Software Engineer (Mobile and Web)

Highly desirable Mid-Level Developer position has become available with one of my key clients based near Egham, just east of the M25. The client, a forward-thinking company in the digital media space are currently looking for a talented developer with 3+ years’ experience in Web/Mobile Development Skil ...

PHP Developer

PHP Developer - Remote working optionsInterviewing immediately for a senior PHP developer to focus on back end development for numerous sites within a digital agency. Our client work with the latest technologies and are looking for someone to help develop, architect and deliver projects working ...

PHP Developer

PHP Developer - Remote working optionsInterviewing immediately for a senior PHP developer to focus on back end development for numerous sites within a digital agency. Our client work with the latest technologies and are looking for someone to help develop, architect and deliver projects working ...

Software Developer

The Role London Business School are looking for a Software/Frontend Developer to join us on a permanent basis. We’re looking for a Frontend Developer to help build and evolve modern, accessible, high-performance digital experiences.You’ll work closely with backend developers, desig ...

Software Developer

The Role London Business School are looking for a Software/Frontend Developer to join us on a permanent basis. We’re looking for a Frontend Developer to help build and evolve modern, accessible, high-performance digital experiences.You’ll work closely with backend developers, desig ...

Senior Backend Engineer: Crypto Scale Systems

A leading financial technology company in the UK is seeking a Software Engineer with extensive experience in developing cloud-based systems using Golang. The role requires collaboration with cross-functional teams to align on product vision and implement scalable solutions. Candidates should be passionate about ...

Senior Backend Engineer – Scalable Game Services

A gaming company in the United Kingdom is looking for a Senior Software Engineer to join their backend services team. You will work on industry-leading game projects, collaborate with stakeholders, and help develop internal tools. Strong experience in game development and backend services is essential. The ideal ...

Senior Backend Engineer Product Focused & Collaborative

A tech company in the UK is seeking a skilled Product Designer to be actively involved in the product design cycle, working collaboratively with BAs, product managers, and tech teams. Candidates should have at least 3 years of experience, proficiency in design tools like Sketch and InVision, and familiarity with ...

Senior TypeScript Backend Engineer Crypto Integrations

A leading financial technology firm is hiring a Backend Engineer to build and maintain critical integrations with various third-party APIs. This role offers the opportunity to work with cutting-edge technologies in a remote, collaborative environment. You'll be responsible for writing production-grade TypeScript ...

Go Backend Engineer — Scalable APIs & Cloud

A leading software provider in the UK is seeking a Software Engineer (Golang) to design and develop scalable backend systems. You will work closely with cross-functional teams to identify business solutions. The ideal candidate will have proficiency in Golang, experience in RESTful APIs, and familiarity with clo ...

Senior Software Engineer Rust Backend Pro

Building the Future of Crypto Our Krakenites are a world-class team with crypto conviction, united by our desire to discover and unlock the potential of crypto and blockchain technology. Kraken is a mission-focused company rooted in crypto values. As a Krakenite, you’ll join us on our mis ...

Senior Backend Engineer WalletConnect Pay (Remote)

A leading Web3 infrastructure provider is seeking a Senior Backend Engineer to work on the WalletConnect Pay team. The role involves designing and maintaining backend services, owning the implementation and deployment of projects, and collaborating with various stakeholders. Ideal candidates have senior-level en ...

Staff Server Engineer – Games Backend & LiveOps

A global gaming company is looking for an experienced Staff Server Engineer to lead a team for the Monopoly GO! mobile game. You will manage engineering efforts, implement features, and ensure best-in-class performance. Ideal candidates will possess 6+ years in game development, experience in managing technical ...

Remote Go Backend & ML Benchmark Engineer

A recruitment firm is looking for a skilled backend engineer to develop coding benchmarks remotely. Candidates should have strong experience in backend software engineering, especially with Go programming. Responsibilities include validating benchmarks, ensuring comprehensive testing, and providing feedback on s ...

Remote Backend Engineer, Health Data Infrastructure

A healthcare technology company in the UK is seeking a passionate backend engineer to improve patient care through reliable data infrastructure. You'll work on integrating health & fitness devices within a growing team, tackling ambitious challenges and building robust solutions. The role offers a competitive sa ...

Senior Scala Backend Engineer Remote UK

A global software provider is seeking a Senior Scala Engineer for a full-time position based in the United Kingdom. The ideal candidate will have over 5 years of experience as a Backend Engineer and hands-on experience with Scala in production environments. Responsibilities include developing a Scala-based API b ...

Senior Backend Software Engineer Identity Security

About this job We are looking for product‑oriented backend engineers to join the Identity Security team at Teleport. You will be responsible for designing and implementing backend services and APIs that enable access controls auditing tools, audit logging, session recording summarization, and ide ...

Remote Senior Backend Engineer Kotlin Microservices

A leading research technology firm in the UK seeks a Senior Backend Engineer to design solutions and mentor junior engineers. The role involves shipping code primarily in Kotlin and React, with a focus on scalability and precision. Candidates should have a STEM degree, experience in a mature Engineering team, an ...

Remote Backend Engineer — Crypto Payments Platform

A rapidly growing fintech company based in the United Kingdom is looking for a skilled Software Engineer to enhance and develop innovative products. The role supports remote work, offering a competitive salary and equity package, along with benefits like unlimited holidays and a hybrid working schedule. Ideal ca ...

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    Backend Developer Python Nodejs Jobs in United Kingdom Job Search Guide, Trends and Insights