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Full Stack Engineer (AI/ML) in Sunderland Haystack

Description Design, develop, and deploy end-to-end AI/ML-powered features and applications using Python and modern frameworks. Build, integrate, and maintain machine learning models/solutions—from data pipelines to API deployment and... About the Job A fast-growing tech startup ...

Full Stack Product Engineer — Build fast, delight users

A forward-thinking B2B support company in Greater London is seeking an individual contributor to build and enhance their customer support platform. This role involves developing both frontend and backend solutions while collaborating closely with customers to resolve issues. Ideal candidates are initiative-drive ...

AI Driven Travel Support Engineer (Full‑Stack) – Remote

A travel technology company in London is searching for a Travel Support Engineer to work in a hybrid capacity. This role involves building innovative full-stack features, enhancing user experiences, and leveraging AI technology. You will collaborate with cross-functional teams to create impactful tools that trav ...

Senior AI Full Stack Engineer – GenAI POCs & Production

83zero Limited is seeking a Senior Software Engineer specializing in AI & Full Stack development for a hybrid work model. The candidate will work on AI-powered solutions, collaborating with stakeholders and engineers to build production-ready applications. With a competitive salary between £60,000 and ...

AI Native Full Stack Engineer for Climate Platform

Rise Social is seeking a Full Stack Product Engineer to lead the development of an AI-native asset management platform for the UK’s commercial solar market. Your work will enhance real-time energy monitoring and automated billing while engaging directly with solar asset operators to deliver impactful solution ...

Remote Full Stack Engineer: TS/Node & AWS APIs

Adria Solutions Ltd. is seeking a Backend-Focused Full Stack Developer to join our growing engineering team in Gainsborough. This mid-level role focuses on enhancing existing systems and contributing to a new platform, offering a chance to tackle complex challenges while improving reliability and performance. ...

Senior Full Stack Product Engineer | Work From Anywhere

Zinc Work Limited is seeking a Senior Full Stack Product Engineer to join our Tech - Engineering team in London. You will play a vital role in shaping our platform, building high-quality features while collaborating closely with Product and Design teams. This role requires advanced full stack developme ...

Senior Full Stack Engineer — Cloud & On Call Delivery

Burendo Limited. in Leeds is seeking a Senior Full Stack Engineer to support and enhance applications. You will ensure the reliability of business-critical systems and contribute to ongoing improvements and innovation. The ideal candidate has experience in managed service environments and a strong unde ...

Senior Automation Engineer – Full Stack API & UI Testing

Java Script Works in Northampton is looking for skilled individuals with experience in designing and implementing test automation frameworks for both front-end and back-end applications. Candidates should be proficient in Java and JavaScript, with experience in API and integration testing. The ideal ap ...

Full Stack Java Engineer (Hybrid, Bristol) | Security Cleared

CACI Limited is seeking a Full Stack Software Engineer to join their National Security Government team in Bristol. This position involves implementing software solutions and providing technical leadership on various projects. The ideal candidate has experience with Java and AWS, along with a commitment ...

Senior Full Stack Engineer • .NET/Python + Data & Cloud

EXL is seeking a skilled Full Stack Developer with a focus on application development, data architecture, and infrastructure solutions. Located in London, this hybrid role requires strong experience with .NET, .NET Core, and Python, alongside a solid understanding of the insurance sector. The position emphasi ...

Mid Full‑Stack Search Experience Engineer – Hybrid (UK)

On the Beach in Manchester is looking for a Software Engineer IC2 to design modern full-stack applications that enhance customer experiences for discovering holidays. You’ll work collaboratively with cross-functional teams to deliver high-quality solutions that drive business performance. This full-tim ...

Node.js & TypeScript Full Stack Engineer for IoT Systems

J&T Business Consulting is seeking an experienced backend developer in Derry/Londonderry, Northern Ireland. The ideal candidate will have a strong background in Node.js and TypeScript, along with extensive experience in REST API design and AWS services. The role requires at least 5 years in backend dev ...

Node JS / Typescript Full Stack Developer IOT Systems

Essential 5+ years of professional backend development experience Strong Node.js + TypeScript skills — this is your primary tool Solid experience with WebSockets / socket.io Good grasp of REST API design: auth, error handling, versioning Comfortable w ...

Junior Java Full Stack Engineer Training, Cloud & Growth

Capgemini Invent is looking for a Junior Full Stack Engineer to join their Digital Excellence team in London. The candidate will be responsible for developing clean code, troubleshooting system issues, and collaborating with teams and clients. A degree in Computer Science and experience with Java applications ar ...

Senior Full Stack Engineer: Own Global Infra & Impact

trg.recruitment is looking for a Senior Full Stack Engineer to join their team in Greater London. You will tackle challenging engineering problems while helping to build products that have a real-world impact. This high-growth, venture-backed company is offering you the opportunity to own your projects from i ...

Senior Full Stack Engineer – AI‑Driven Backend (London)

BNY is seeking a Senior Associate, Full-Stack Engineer in London. In this role, you will design and maintain backend services while collaborating on frontend development. Key responsibilities include delivering secure, scalable systems and contributing to performance enhancements. Required qualificatio ...

Senior Full Stack Engineer — Product & Data (London, Hybrid)

A technology company located in London seeks a Full-stack or Front-end Software Engineer dedicated to enhancing customer experience through quality code and teamwork. The ideal candidate has a minimum of 3 years in software engineering and a passion for data-driven solutions. Responsibilities include collaborati ...

Principal Full Stack Engineer AI First Platform Liverpool

La Fosse in Liverpool is seeking a Principal Full Stack Engineer with a focus on backend development to lead the rebuild of a core platform on a modern Node.js stack. The ideal candidate will have strong ownership in a small, senior team, working closely with product and leadership. The role involves l ...

Senior Full Stack Engineer: Build Scalable SaaS Platforms

PTC in Cambridge, England, is searching for a Full Stack Software Engineer to design, build, and maintain scalable software solutions. The ideal candidate will have over 5 years of experience, strong proficiency in TypeScript and Node.js, and a solid understanding of database optimization. This role of ...

Graduate Full Stack Engineer: High Impact Platform & Equity

Oliver Bernard is seeking talented Full Stack Engineers to join their team in London. This permanent role offers a competitive salary and benefits, where you'll work on a transformative data management platform for global enterprises. Applicants should hold a Computer Science degree from a top ten UK u ...

Senior Full Stack Engineer (Remote) Scalable APIs & UI

A leading recruitment agency is seeking a Senior Full Stack Engineer for a 12-month remote contract. The ideal candidate has at least 4 years of experience in Python and Flask, along with a strong grasp of SQL databases. Responsibilities include architecting backend services and building responsive front-end int ...

Full Stack Python Developer – Energy Data & AI (London)

La Fosse Associates is searching for a full stack Python Developer to work with an industry-leading energy company in London. This role is part of an internal LLM initiative for an initial 6-month contract. The successful candidate will collaborate with the existing engineering team, contributing to th ...

Senior .NET Full Stack Engineer Fintech, Hybrid UK

A rapidly growing payments technology company in London is seeking a Senior Full Stack .NET Engineer to enhance their team. This pivotal role involves designing cloud-native applications and integrations, with strong focus on .NET Core, Microsoft Azure, and SQL. The ideal candidate has 5+ years of experience and ...

Full Stack Engineer (£120k £130k + Equity) at Aisy

Job Title Full Stack Engineer Salary £120k-£130k + Equity Company Description Aisy.ai is a $2.3M seed-funded cybersecurity startup building an AI-native vulnerability management engine. Founded by the former head of Hacker R&D at HackerOne, the team is backed b ...

Senior Full Stack Engineer: Data Driven APIs & Cloud

Skills and Experience Particularly strong in Kotlin or Java. Experience in designing and implementing data-driven APIs. Exposure to frontend development, especially React.js, Tailwind, REDUX, and Typescript. Past project experience with large-scale web services ...

Senior Software Engineer — Backend & Full‑Stack (Django/AWS)

A fast-growing B2B tech company based in London is seeking a hands-on Senior Software Engineer. You will drive the technical and product evolution and work on building full-stack solutions, integrating with external systems, and collaborating with diverse teams. The ideal candidate should have strong experience ...

Senior Full Stack Engineer Remote, Global Impact & Growth

A technology-driven company is seeking a Senior Full Stack Engineer to join their team. In this fully remote role, you will design and build features for their platform, optimize performance, and collaborate with a global engineering team. Ideal candidates have extensive experience with Node.js, React, and AWS. ...

Full Stack Engineer AI for Industrial Ops (Equity)

Tenth Revolution Group is seeking a Full Stack Engineer to join their team in London. This role offers a unique opportunity to work at the intersection of AI and real-world industrial applications. You will be responsible for delivering AI-driven software solutions that have tangible impacts on operational si ...

Senior Full Stack Engineer — Remote‑Friendly AI Platform

Cohere is looking for a talented individual to join our team and contribute to the North AI workspace platform. You will be integral in building and shipping features while developing autonomous agents that process sensitive data. This role allows you to excel in a fast-paced environment and have a significan ...

Senior Full Stack Engineer, Ecomm – 12 month contract

About the Job Games Workshop has an exciting opportunity to join us as a Full Stack Engineer on a 12‑month contract. In this role you will deliver critical customer‑facing eCommerce solutions for Games Workshop. You will spend time understanding the challenges you are trying to solve, cre ...

Senior Full Stack Engineer: Build Cross Border Payments

Xe.com in Bracknell is seeking a Senior Full-Stack Engineer to drive the development of our cross-border payments platform. You'll own features across the stack while leading delivery and ensuring production reliability. The ideal candidate will have 6 to 10+ years of experience in building production ...

Senior Full Stack Engineer — Flexible Hours, SaaS Leader

Oliver Bernard is seeking a Senior Full Stack Developer to join a market-leading SaaS company in London. The role offers the opportunity to collaborate in a dynamic team environment, ensuring productivity and best practices in development. With 5+ years of experience in PHP, and familiarity with framew ...

Full Stack Software Engineer — Build Real‑World Systems

AB Dynamics, located in Bradford-on-Avon, is seeking a full stack Software Engineer to enhance their industry-leading testing products. You will work both independently and as part of an agile team, engaging with real-world engineering systems, designing features that utilize cutting-edge technology. T ...

Full Stack Engineer (£75k £110k + Equity) at Letty

Job Title Full-Stack Engineer Salary £75k-£110k + Equity Company Description Letty is a high-growth London startup, backed by Entrepreneurs First and top-tier VCs, building the definitive AI agent layer for the $1T+ real estate industry by replacing manual work ...

Remote NATO Full Stack Java Developer (Secret Clearance)

Work Life Group NL is looking for an experienced Full Stack Java Developer to support NATO in developing NIRIS, a critical platform for interoperability across multinational defence environments. The role involves Java-based software development, REST integrations, and collaboration in an Agile environment. < ...

Founding Full Stack Product Engineer AI Native Cybersecurity

C&D Talent Advisory - Academy is seeking a Mid-Senior Full-Stack Engineer to join a pioneering team working on AI-native cybersecurity solutions. The role involves end-to-end product ownership, building modern web applications using TypeScript and React, and integrating AI capabilities. Candidates shou ...

Principal Full Stack Engineer – AI‑Driven SaaS Leader

Sivara GmbH, a high-growth SaaS business in the UK, is seeking an experienced Principal or Lead Engineer to shape the future of customer-facing platforms. This hands-on leadership role emphasizes collaboration, innovation, and technical influence within a mature engineering environment. The company off ...

Senior Full Stack Engineer (Django/Python) – SC Cleared

Sivara GmbH is seeking an experienced Senior Full Stack Developer to join the team. The role is hybrid and supports locations such as London, Manchester, Birmingham, Sunderland, or Belfast. Candidates must have 8-10 years of relevant experience and knowledge in Python and Django, with SC Clearance as a minimu ...

Senior Java Full Stack Engineer, AI Driven Platform

hackajob is collaborating with BNY to find a Java Full Stack Engineer to join their Conventional Trust Platform team in Manchester. The role focuses on AI-driven development practices, modernization initiatives, and ensuring high-quality engineering outcomes. Candidates should have strong Java developm ...

Remote UK .NET Developer — AI, Cloud & Full Stack

Noir is seeking multiple gifted .NET Developers in Exeter, UK. This is a chance to join a pioneering company that has revolutionized its industry with groundbreaking software solutions. The ideal candidates should be passionate about .NET technologies, including .NET Core, C#, and Azure SQL. Full train ...

Full Stack Digital Developer — Build Scalable, Impactful Apps

Join Barclays in Glasgow as a Full Stack Digital Developer where you will drive innovation in our digital landscape. You will utilize your skills in TypeScript, React, and Java to deliver high-quality software solutions across the full stack. Your responsibilities include collaborating with product man ...

Staff Full Stack Engineer — Hybrid, Scalable Cloud Identity

Affinidi is seeking a Staff Software Engineer (Full Stack) to enhance their Elements team. The role involves collaborating on product development using TypeScript and React while ensuring performance and security. Ideal applicants are experienced in full-stack development, cloud computing, and have str ...

Full Stack .NET/Angular Engineer – Cloud Native & AI

Network Plus in Worsley is seeking a Full Stack Developer to modernise the platforms used in delivering critical utility services. The ideal candidate will contribute to designing and developing scalable applications using C# and Angular, and will work within an Agile team environment. Candidates shoul ...

Staff Software Engineer, Full Stack (m/f/d)

About the Company Affinidi is a technology company dedicated to changing data ownership for good. We empower businesses and individuals with control and ownership of their data, with a comprehensive approach to managing their holistic identity – accounting for all aspects of their digital footpri ...

Public Impact Full Stack Engineer for Digital Services

ELLIOTT MOSS CONSULTING PTE. LTD. in Penarth seeks passionate Full Stack Engineers to join product teams. You will collaborate with product owners, managers, and designers to create user-centric applications that enhance public services. The ideal candidate has a degree in Computer Science or related f ...

Full Stack Angular Engineer for Web Banking Solutions

Avaloq AG is seeking a skilled Full Stack Angular Software Engineer to join their team in Edinburgh. In this role, you will design, build, and maintain scalable web applications, collaborating closely with Business Analysts, UX designers, and engineers to deliver user-focused solutions. You will have responsi ...

Full Stack Java Engineer — Fintech Trade & API Platform

Broadridge Financial Solutions is looking for a Full Stack Java Developer in the City of London. This role focuses on developing back-end services and front-end components for the International Processing Engine (IPE). The ideal candidate will have over 4 years of Java development experience and expertise in ...

Impactful Java Full Stack Engineer | Hybrid | Global Markets

Caspian One is seeking Mid-Level and Senior Full Stack Engineers in Sheffield for a long-term hybrid contract with a leading global financial institution. You will enhance and maintain Java-based services that support operational processes across global markets. The ideal candidate has considerable Jav ...

AI Driven Full Stack Engineer for FinTech Growth

Burns Sheehan is seeking a Full Stack Engineer in Manchester to contribute to a vital modernisation programme in a leading FinTech. The role involves designing and maintaining full-stack applications and collaborating within agile teams. Ideal candidates will possess familiarity with Agile methodologie ...

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    Full Stack Tech Lead Nodejs React Javascript Jobs in United Kingdom Job Search Guide, Trends and Insights