2,034,643+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 2026

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Software Engineer: Azure, Microservices & Scalable SaaS

A tech-focused event organization in Manchester is seeking a Software Engineer to develop scalable software solutions using Azure technologies. This role involves writing maintainable code, mentoring junior engineers, and ensuring system reliability and security. You will collaborate with cross-functional teams ...

.NET Developer in London Hays

.NET Developer London, United Kingdom Tech Stack React Tableau SQL C Responsibilities & Requirements Extensive experience working with C#/ .NET Good background working with Blazor or React idea ...

Senior software engineer, backend (Scala) (UK) in London Writer

Senior software engineer, backend (Scala) (UK) London, United Kingdom Posted over 1 year ago Tech stack Artificial Intelligence Scala Backend About this role Writer is seeking a talented Backend Engineer with deep funct ...

Front End Developer Active SC, AWS in London Hays

Front End Developer - Active SC, AWS London, United Kingdom Posted about 1 year ago This is a job posted by our partner Jooble Tech stack DevOps React Fundamentals Component cloud services Amazon AWS Docker ...

Retail Security Officer in London MAN Commercial Protection

Retail Security Officer London, United Kingdom Posted 9 months ago Tech stack React Security Main Responsibilities: Customer focused and comfortable to interact and deal with members of the public on a day-to-day basis. React ...

Third Line Support Engineer

We're looking for a Third Line Support Engineer to support and maintain mission-critical systems across cloud, on-premise, and front-end environments. This is a hands-on role focused on resolving complex issues, maintaining system performance, and contributing to continuous improvement within a 24/7 service envi ...

AWS cloud application Backend TypeScript Programmer in London Expert Employment

AWS cloud application Backend TypeScript Programmer London, United Kingdom Posted 10 months ago Responsibilities A strong computer science academic background is required to join a cloud services development team working on an industrial workflow and process management s ...

Software Engineering Degree Apprenticeship

Job: Software Engineer Degree Apprentice School leavers taking A-level maths, who are hobbyist programmers, can apply to the Software Engineer Degree Apprenticeship at 360 Systems & MMU. Applicants know they want a career as a Web App Developer. They would love the opportunity ...

Software Service/Automation Field Engineer

Hyster-Yale's Frimley Robotics Engineering Centre is a hidden gem in the UK's autonomy landscape, staffed by about 20 engineers developing real automation technology for production‑scale industrial trucks. The team targets around 500 automated units in 2026 within a backdrop of 100,000 vehicles manufacture ...

Software Developer, Sports Content

At bet365, we're one of the world's leading online gambling companies, revolutionising the industry since 2000. Founded by Denise Coates CBE, we now employ over 9,000 people and serve over 100 million customers in 27 languages. Our focus on In-Play betting has solidified our market-leading position, offeri ...

Software Developer, Sports Content

Job DescriptionAs a Software Developer in the Martech Sports Content team, you will be responsible for the Marketing, Affiliates systems, and various content management platforms used across the Business. The Martech Sports Content team&# ...

Applied AI Engineer at Seamflow

Job Title Applied AI Engineer Salary Not Disclosed Company Description Seamflow.com is a high-growth London startup backed by a 14× oversubscribed $4.5m seed round from Tier-1 investors including Coinbase, Reddit, and Spotify. They are modernizing industries li ...

React.js UI Developer Low Latency

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry soluti ...

React.js UI Developer Low Latency

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry soluti ...

React.js UI Developer Low Latency

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry soluti ...

React.js UI Developer Low Latency

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry soluti ...

staff data engineer in London King

Staff Data Engineer London, United Kingdom Posted 10 months ago Compensation: Competitive Role type: Full time Visa sponsorship: Not provided Tech stack software design PostgreSQL Java MySQL Databases ...

Fullstack Engineer — Build Scalable Apps (Remote)

Framework Ventures is seeking a Software Engineer to play a crucial role in enhancing user experience on dune.com through innovative features in both front-end and back-end development. You will work with TypeScript, React, and Node.js among other technologies, ensuring high performance and scalability. Enjoy a ...

Security Test Engineer: Build Robust Software & Firmware Security

Security Test Engineer Location: 4 days per wk in Glasgow / 1 day from home Salary: Circa 75k-80k + Benefits Security Test Engineer required by a Global Engineering Company! You’ll be responsible for ensuring the security robustness of software and firmware components for ...

Security Test Engineer

Security Test Engineer Location: 4 days per wk in Glasgow / 1 day from home Salary: Circa 75k-80k + Benefits Security Test Engineer required by a Global Engineering Company! You’ll be responsible for ensuring the security robustness of software and firmware components for ...

Senior Software Engineer (Front End)

The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions.Through our people and techn ...

Senior Software Engineer, Fullstack in London Vanta

Senior Software Engineer, Fullstack London, United Kingdom Employment Type Full time Compensation Competitive Visa Sponsorship Not provided Responsibilities Design, develop, and own new product functionality and/or infr ...

Senior AI Adoption Engineer — Enterprise AI (Hybrid UK)

Elanco Tiergesundheit AG is seeking a Principal Engineer - AI Adoption to lead initiatives in AI capabilities within the Enterprise AI engineering team. The role demands over 10 years of software engineering experience, specifically in DevSecOps and Agile settings, along with expertise in Python, React, and Type ...

Software Engineer II — Build Global Payroll Systems

Rippling is looking for a Software Engineer II to join their Global Payroll team in Greater London. This role involves advancing their payroll platform, solving complex technical challenges, and mentoring junior engineers. Candidates should have 3+ years of experience, strong fundamentals in computer s ...

Principal SWE — MACH/Event Driven, TS/Node, 6mo Contract

Manchester Digital is seeking a Principal Software Engineer for a retail company near Manchester to aid in their digital transformation. This role offers an initial 6-month contract outside IR35 at a pay rate of £600 per day. The successful candidate will be responsible for re-platforming existing syst ...

Senior UI Engineer: Real‑Time Dashboards & AI Interfaces

LexisNexis Risk Solutions in Greater London seeks a Software Engineer to design and deliver scalable portals and dashboards. You will collaborate with teams to create reliable, secure, and intuitive UI solutions using React and TypeScript. The ideal candidate has 5+ years of experience and a degree in ...

Staff Software Engineer Remote UK (SRE & Modernization)

A dynamic tech company is seeking a Staff Software Engineer who will lead modernization efforts for their core product. This fully remote role requires deep expertise in .NET Core and modern frontend frameworks such as React, Angular, or Vue. The ideal candidate will mentor engineers, drive architectural decisio ...

Senior Frontend Engineer Next.js & TypeScript

Java Script Works is seeking a Senior Software Engineer (Frontend) to join their team in London, United Kingdom. The role focuses on managing front-end development using React and Next.js to design and implement seamless user interfaces. Ideal candidates will have strong experience in TypeScript and a passion fo ...

Senior Fullstack Engineer Hybrid, Cloud & APIs

A leading UK banking organization seeks a Senior Software Engineer (Fullstack) to develop scalable and secure applications. You will work in a hybrid environment and must be proficient in Python, Node.js, React, and containers. Ideal candidates have a strong background in both frontend and backend development, w ...

Senior Go & TypeScript Engineer Scale Platform

SKY is seeking an experienced software engineer to develop and support customer-facing products. This role focuses on building scalable applications using Go for backend services and TypeScript/React for frontend applications. The ideal candidate will have strong experience in designing distributed app ...

Senior Software Engineer, Enterprise & App Team Innovate

A leading technology company in Edinburgh is seeking a Senior Software Engineer to join its Enterprise + App team. You will be responsible for guiding architectural decisions, mentoring fellow engineers, and driving product development from ideation to maintenance. The ideal candidate will have extensive experie ...

C# Software Engineer Learn Rust

C# Software Engineer / Developer (.Net Rust Low Latency HFT) London / WFH to £80k+Opportunity to join a hugely profitable High Frequency Trading firm that specialise in crypto markets and earning substantial bonuses in a hands-on role, working with C# and Rust.As a C# Software Engineer yo ...

Senior AI Engineer

Senior AI Engineer – AI Centre of Excellence About the role Lead generative AI initiatives, mentor peers, set engineering standards, and design and deploy AI solutions to enhance products and processes. Responsibilities Partner with product managers, data scientists, an ...

Senior C/C++ Linux Software Engineer

Develop your consultancy and software engineering skills with varied high tech projects This established technical consultancy develops advanced software and hardware for government and commercial sector clients. Due to continued success, they are seeking an accomplished C/C++ and Linux software en ...

Senior Platform Engineer (AWS)

Senior Platform Engineer – Permanent - £85,000 to £90,000 plus car allowance & bonus We have an exciting opportunity for a Senior AWS Platform Engineer to join a leading company. Working on an AWS/Terraform/Jenkins tech stack, you will be responsible for designing & implementing solutions a ...

Engineering Lead, AI Powered FX Options Platform

RocketFin is looking for an Engineering Lead for their FX Options Platform based in London. In this hands-on leadership role, you will be responsible for the technical execution and architecture of a fast-moving AI-native trading system. The ideal candidate is AI-forward and comfortable across the full ...

Senior SFCC Developer – Scale and Lead Global E‑Commerce

Salt is looking for a Senior Salesforce Commerce Cloud Developer in London, offering up to £70,000. This role involves building and evolving E-commerce platforms for a global consumer brand. You will lead development initiatives using Salesforce Commerce Cloud and modern technologies like React. Strong SFCC expe ...

Hands On Tech Lead Greenfield Enterprise Web & Cloud

Morgan McKinley is looking for a Hands-On Player-Coach to lead the technical team in a greenfield development project aimed at automating medical logistics. This role involves spending 70% of the time coding and 30% mentoring developers. The ideal candidate has substantial experience in full-stack deve ...

Senior Developer

We're hiring a Senior Developer to join a collaborative engineering team building innovative, large-scale software solutions used by a growing customer base. This is an opportunity to work in an environment where engineers have a genuine voice, influence technical decisions, and solve complex problems usin ...

Senior Software Engineer: Architecture, Mentoring & AI

An international tech organization is hiring a Senior Software Engineer based in Milton Keynes with a hybrid work option. The role focuses on hands-on coding, mentoring junior engineers, and making architectural decisions. Key skills include C#, Node.js, React, and AWS. Candidates should have experience in agile ...

Software Engineer – AI Startup, High Ownership & Impact

A growing AI startup in London is looking for a Software Engineer to join their dynamic team. You will work primarily on backend systems, collaborating with founders, and integrating with cutting-edge technologies. Ideal candidates will have strong experience with TypeScript, React, or Python, and possess an own ...

Senior Embedded Software Engineer, Quantum Error Correction

Riverlane, based in Cambridge, UK, is seeking a Senior Embedded Software Engineer to design and build components for their quantum error correction stack. This is a full-time, hybrid position with a salary range of £70,000 to £90,000 depending on experience. The ideal candidate will possess strong C++ ...

Global AI Software Engineer — Growth, Mentorship, Impact

A leading AI consultancy in the United Kingdom is looking for a Software Engineer to join their dynamic team. This role involves developing cutting-edge products, mentoring client teams and collaborating with a global network to drive meaningful change. Candidates should possess a degree and 2–5+ years of full-s ...

Senior Software Engineer: Remote First Backend & Frontend

Tripadvisor is seeking a Senior Software Engineer in Oxford to join a dynamic team. This full-stack position focuses on backend development while offering the opportunity to work on front-end projects. You will collaborate closely with product managers and designers and will be part of a rapid release cycle, wit ...

Senior Python Engineer Climate Tech, Hybrid (Waterloo)

Propel is seeking a Senior Python Engineer to join their climate tech startup. In this hybrid role, you will own features and systems from discovery through to production, working in a collaborative environment that values strong engineering skills and ownership. The ideal candidate should have experie ...

Senior C#/.NET Developer for AI Driven Legal Platform

Clio, a leader in legal AI technologies located in Manchester, is seeking a Full-Stack Engineer to develop innovative work and case management platforms. The ideal candidate will possess extensive experience in C#/.NET and SQL optimization, tackling complex software challenges. The role features hybrid work opti ...

Lead Backend Engineer Cloud Native Microservices & AI

Pearson Carter is seeking a Senior and Lead Backend Full Stack Engineer to join a leading PropTech organization in London. This role offers a chance to drive backend architecture, mentor engineers, and contribute to developing innovative software solutions. The ideal candidate will possess strong exper ...

Lead Software Engineer — Hybrid Tech Leader & Team Builder

Accelero is seeking an experienced Lead Software Engineer based in Bracknell for a hybrid role (2 days onsite, 3 days WFH). This position involves leading a team of 8 engineers, architecting full-stack applications with C# and Blazor, and owning technical direction while fostering team development. The ...

Product Engineer

Join to apply for the Product Engineer role at incident.io Our Engineers know the drill - they've been paged at 3am. They're on a mission to transform those wee-hour wake-up calls into a smoother, more manageable experience for engineering teams everywhere. In fact, they're some of o ...

Test Engineer

Test Engineer 12 months Hybrid - x1 day in Croydon x4 remote £435 per day inside IR35 - Umbrella only Active SC clearance required Key skills Write test scripts Proven experience as a Test Engineer, QA Engineer, or similar role S ...

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