2,193,745+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 2026

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Founding Product Engineer AI Automation & Equity

Jack & Jill is seeking a Founding Product Engineer to join their team in London. The successful candidate will be responsible for building AI systems that automate logistics workflows, owning product development, and working closely with customers. Applicants should have 4-8 years of experience in high-growth te ...

Windows Desktop Product Engineer (Electron) – London Office

Granola Inc. is seeking a Product Engineer to enhance the Windows experience for their Electron app. This role involves developing user-facing features, optimising application performance, and collaborating with a diverse team. Ideal candidates should have a solid engineering background, proficiency in TypeScrip ...

Senior Frontend Engineer — Remote & Equity

Kitman Labs, based in Manchester, is looking for a Senior Front-end Engineer to enhance user interfaces across products. This role emphasizes usability, security, and performance, alongside collaboration with backend teams. Candidates should show the capability to quickly learn technologies like React and Ruby. ...

Frontend Engineer (Mid) Remote, High Impact Fintech

A London-based fintech company is seeking a Middle Frontend Engineer to join their Platform team. This role focuses on building and maintaining frontend features using React and TypeScript while collaborating closely with backend engineers. The ideal candidate will have 3+ years of frontend experience and strong ...

Contract Senior Frontend Engineer Headless E commerce

A pioneering skincare company in London is seeking a Senior Frontend Engineer for a 3-month contract with the possibility to extend. The role involves leading the front-end build/migration using React and TypeScript to enhance performance and collaborate with various teams for successful e-commerce integration. ...

Contract Groovy on Rails Engineer (Onsite 1mo, Remote After)

Harvey Nash Group is seeking a Contract Groovy On Rails Engineer for a duration of 9 months. The role requires onsite presence for the first month, followed by remote work. The ideal candidate will have proficiency in Groovy on Rails, React, and MS SQL Database. Strong adeptness in quickly jumping into ...

AI Driven Product Engineer for Life Sciences Platform

An innovative life sciences platform is looking for a Product Engineer to build a GxP execution system, streamlining lab and clinical tools into one AI-native platform. This role offers the chance to solve complex engineering challenges and significantly influence drug development. Ideal candidates are user expe ...

Senior Frontend Engineer RiskOS: Build Trustworthy UIs

A tech company in Greater London is looking for a Senior Frontend Engineer to develop high-performance web applications. The ideal candidate will have 5-7 years of experience with TypeScript and React, and a passion for delivering exceptional user experiences. Responsibilities include collaborating with product ...

Senior Frontend Engineer: Real Time Health Interfaces

A health technology firm is seeking a Senior Frontend Engineer to build secure, intuitive user interfaces for their AI system. This role requires 10+ years of experience with React and Typescript, along with strong frontend architecture skills and experience in regulated environments. You will collaborate with v ...

Frontend Product Engineer for AI Platform – Equity & Growth

A forward-thinking tech company in London seeks a Product Engineer (Frontend) to own and build user analysis platforms. Responsibilities include designing intuitive user flows and collaborating with cross-functional teams to deliver high-quality UX/UI. Ideal candidates have 3+ years in frontend development, expe ...

Founding Product Engineer AI Automation & Equity

Jack & Jill is seeking a Founding Product Engineer to join their team in London. The successful candidate will be responsible for building AI systems that automate logistics workflows, owning product development, and working closely with customers. Applicants should have 4-8 years of experience in high-growth te ...

Hybrid Front End Engineer — Data Visualization for Motorsports

Lola Cars in Silverstone seeks a front-end engineer specializing in data visualization for their Performance Science team. Responsibilities include developing data-rich applications using frameworks like React and Vue, and designing interactive visualizations with libraries such as D3.js. Candidates must have 2- ...

Senior Machine Learning Engineer

About the role At Longshot Systems we build advanced platforms for sports betting analytics and trading. We’re hiring Machine Learning Engineers for our modelling engineering team. You’d be working closely with the quantitative research teams to turn prototype trading models into production-ready ...

DevOps Engineer

Job Description:***DXC Technology is committed to building diverse, inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process ...

Forward Deployed Engineer

About HelmGuard We're building agent-native risk infrastructure: risk management and trust building, delivered by AI agents, for a world increasingly run by them. As more decisions and transactions run through agents, the volume of risk to manage and trust to establish is growing very fast. Today ...

ML QA Technical Product Owner

At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significa ...

Low Code Developer

Low Code Engineer Overview A feature-led low-code engineering role within a small, multidisciplinary digital solutions team. The role sits at the intersection of technical delivery and stakeholder engagement, with full ownership of features across Dynamics 365 and the Microsoft Power Pl ...

Senior Application Architect – SAP HANA Development with strong full stack expertise across ABAP, Fiori, and SAP BTP.

OverviewWe are seeking a highly experienced Application Architect – SAP HANA Development with strong full-stack expertise across ABAP, Fiori, and SAP BTP. This architect will play a key advisory and design role, shaping scalable, secure, and high-performing SAP solutions that support modernizati ...

Senior Software Development Lead

Provide technical leadership across development teams to ensure the design and delivery of high-quality, scalable, and maintainable software solutions. The role combines hands‑on development expertise with leadership responsibilities, translating business requirements into robust technical solutions while ...

Senior Software Development Lead

Provide technical leadership across development teams to ensure the design and delivery of high-quality, scalable, and maintainable software solutions. The role combines hands‑on development expertise with leadership responsibilities, translating business requirements into robust technical solutions while ...

Senior Software Development Lead

Overview Provide technical leadership across development teams to ensure the design and delivery of high-quality, scalable, and maintainable software solutions. The role combines hands‑on development expertise with leadership responsibilities, translating business requirements into robust technica ...

Senior Developer

Dose Senior Developer Full-time · Stockport (Thursdays) / Remote · Competitive, depending on experience About Naturecan Naturecan is a fast-growing, multi-market health ...

Electrical Engineer (M/F/D)

What if the products you engineer today powered aircraft at airports in 60+ countries tomorrow? At TLD Powervamp , a business in full growth and the aviation industry’s pioneer in zero-emission ground power, you will own a full product lifecycle as Product Line Engineer: from first concept to productio ...

Solutions Engineer

Join to apply for the Solutions Engineer role at Cala Group Limited 1 day ago Be among the first 25 applicants Join to apply for the Solutions Engineer role at Cala Group Limited As a member of our small team of Solut ...

Senior Java Engineer Customer Fulfilment

About the Role We are building and rolling out a next generation, dynamic, scalable and resilient Fulfilment Platform for Tesco to support both manual and robotic‑powered automated fulfilment operations across all customer order fulfilment locations. The platform, Fulfilment Point System (FPS), e ...

Senior Java Engineer Customer Fulfilment

About the Role We are building and rolling out a next generation, dynamic, scalable and resilient Fulfilment Platform for Tesco to support both manual and robotic‑powered automated fulfilment operations across all customer order fulfilment locations. The platform, Fulfilment Point System (FPS), e ...

SRE | Permanent | London, Hybrid, AWS

About the job Role: Site Reliability Engineer Type: Full‑time permanent role Location: Hybrid, London City - 3 days per week on‑site Salary: £90,000 per annum Industry: Technology – Gaming Platforms Our Client is a premier provider of high‑volume software solutions for the global iGaming and predict ...

AI Solution Architect

AI Solution Architect | Glasgow | Competitive Salary We're working with a leading organisation based in Glasgow to recruit an experienced AI Solution Architect to join their growing technology team. This is a pivotal role for someone who wants to shape the future of AI-powered products - bridgin ...

Senior Frontend Developer

Are you a frontend software developer with experience in React or Angular? If yes, this could be your ideal next role! A well-funded, research-led technology start-up is seeking a Mid–Senior Front-End Developer to join its growing team in Cambridge. This is a high-impact role where you’ll t ...

Contract Senior Front End Engineer

About the Company Noble Panacea is a new revolutionary skincare brand founded by Nobel Laureate Sir Fraser Stoddart and launched in October 2019. The ground‑breaking OSMV™ Technology at the core of the brand enables transformational efficacy and precision. We create deep respect & intention by ad ...

Staff Machine Learning Performance Engineer

Minimum qualifications Bachelor's degree or equivalent practical experience. 8 years of experience in software development, and with data structures/algorithms. 5 years of experience testing, and launching software products, and 3 years of experience with software design ...

Head of AI

Head of AI Reports to: CEO Manages: Small team of prompt engineers, data scientists and software engineers (3 to 4 people in year one) The Role We are looking for an AI Systems Architect/Head of AI to own the design, build and deployment of AI systems acr ...

Senior Compiler Engineer, Core ML Systems

Minimum qualifications: Bachelor's degree or equivalent practical experience. 8 years of experience in software development, and with data structures/algorithms. 5 years of experience testing, and launching software products, and 3 years of experience with software design and ...

Sales Engineer

Help us drive revenue growth! You win when our AE wins. We're looking for our first dedicated sales engineer to convert Tiptap users and prospects into customers. You will work closely with the entire team, sharing your unique insights from sales meetings and your daily work with users to help us continue bui ...

Salesforce Technical Lead

6 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. This range is provided by TekSelect. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the ...

Sales Engineer

About the role Trace Solutions builds software that runs some of the UK’s most complex commercial property portfolios — lease administration, service charges, and property management at scale. We’re a 60-person, employee-owned business based in Clerkenwell, and our software sits at the heart of how our ...

AI Engineer

About the companyTerra is the health operating system. we make it easy for developers and AIs to build on health data. hundreds of wearables, sensors, labs, and health apps — connected, normalized, and made intelligent through a single platform. 1,000s of developers and AI labs build on Terra today. w ...

Software Developer Finance Technology

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four c ...

Compiler Engineer

You will thrive in an environment where knowledge-sharing and continuous learning are the norm. We are moving fast in a brand-new market, where requirements change as the technology evolves, so the ability to adapt is important. What you will do Design and build system ...

Principal Design Engineer: AI Driven UX Leader

AlphaSense is seeking a Principal Design Engineer to shape the future of our product experience in the United Kingdom. This role demands 12+ years of experience in product design, understanding of modern front-end technologies like HTML/CSS and React, and expertise in leveraging AI in design. You will lead desig ...

Lead Frontend Design Systems Engineer

Seeq is seeking an exceptional Frontend Engineer in the UK focused on evolving its design system and creating reusable application patterns. The role offers a chance to enhance component quality and usability while collaborating with UX and engineering teams. Candidates must have at least 10 years of experience, ...

Control Systems Engineer

Controls Systems Engineer – Runcorn / Cheshire – PLC Software / SCADA / Process Automation – £50-65kSamuel Frank is recruiting for an experienced Control Systems Engineer to join a growing Cheshire based system integrator. This Control Systems Engineer role will suit someone who enjoys writing PLC softwa ...

SENIOR ROBOTICS ENGINEER

Requisition ID11239 -Posted - Years of Experience (1) -Technology - Where (1) Roboverse Reply is the Reply Group company specialising in robotics integration for complex outdoor environments. Our mission is to empower organisations in complex outdoor sectors to confidently adopt robot ...

Senior Frontend Engineer, Accounting 100% Remote EMEA

NOTE: This is a fully remote role, but the candidate must be within EMEA to collaborate with their team, peers, and internal customers. You do not have to be in the specific country or city shown in this listing, but please only apply if you are physically based within EMEA. Trusted by 20,00 ...

Data Engineer

MissionNeko is redefining what prevention means, from treating illness when it arrives, to sustaining health before it's ever at risk. Our mission: make data-driven, preventative care accessible to more people, before symptoms appear. In a single, non-invasive visit under an hour, proprietary technolo ...

Product Engineer

What We Do Conduct is building the AI operating system for Enterprise IT, starting with the deepest cost center and innovation bottleneck in global business: the day-to-day operation, maintenance, and change management of mission-critical enterprise systems . Across the world’s lar ...

Java Developer Cloud Technologies (AWS) in Brentwood SSOVEREIGN SOFTWARE SERVICES LTD

Java Developer – Cloud Technologies (AWS) Location: Brentwood, United Kingdom Posted: 10 months ago Job Summary We are looking for a passionate and skilled Java Developer with strong experience in cloud technologies (AWS) and modern backend development practices. ...

Frontend Engineer (UK)

Frontend Engineer (UK) About Mayday We're an accounting-tech startup building automation and AI to eliminate the tedious manual spreadsheet-based work that haunts in-house finance teams every single month. We serve the mid-market end of SMB: in-house finance teams of 2–10 people ...

Principal Front End Engineer

About Us Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order to solve real world problems and allow our clients to respond to an ever-changing technical landscape. We partner closely with our clients, embedding our consultants i ...

Power BI Specialist

Power BI SpecialistStart ASAP until Dec 2026London 3 days onsite.Certain Advantage are recruiting on behalf of our leading trading client for a Power BI specialist who can offer demonstrable BI and reporting development expertise with skills in Power BI development, Data visualization, Power BI S ...

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    Full Stack Software Engineer Javascript React Elixir Jobs in United Kingdom Job Search Guide, Trends and Insights