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Sr. Software Engineer, Frontend

Who We AreAt Firstup, our mission is to improve the employee experience at every moment that matters, large and small. As the communication pipeline for the world's workforce, we now serve 40 of the Fortune 100 companies, reaching and connecting more than 17 million employees daily.Our employees are exper ...

Java Full stack Developer (ReactJS&AngularJS) London, UK Fulltime Hybrid London

Java Full stack Developer (ReactJS&AngularJS) - London, UK - Fulltime - Hybrid - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Title:Java FullStack developer (ReactJS & AngularJS) Location: London, UK </s ...

.NET Full Stack Engineer

Role: C#/.NET Full Stack Engineer Base Locations: London, Manchester, Newcastle or GlasgowWorking Pattern: Hybrid, with flexibility for client assignmentsSalary: £45,000 - £55,000 + Bens, Perks, Pension Overview We are seeking experienced Full Sta ...

Java Developer

Location: UK (Hybrid / Onsite as required) Experience: 2–5 years Role Type: Fixed Term Contract Overview We are building a modern Data Fabric platform that enables the ingestion, transformation, and serving of large volumes of data as high‑quality, reusable data products f ...

.NET Full Stack Engineer

Role: C#/.NET Full Stack Engineer Base Locations: London, Manchester, Newcastle or Glasgow Working Pattern: Hybrid, with flexibility for client assignments Salary: £45,000 - £55,000 = Bens,Perks,Pension Overview We are seeking experi ...

Software Engineer

Software Engineer Gloucester, Gloucestershire £ - £ p/a with BUPA, bonus and full benefits 4 Day Work Week optionsLockheed Martin Rotary and Mission Systems (RMS) provides systems engineering, software development, training solutions and comp ...

Software Engineer

Software Engineer Gloucester, Gloucestershire £ - £ p/a with BUPA, bonus and full benefits 4 Day Work Week optionsLockheed Martin Rotary and Mission Systems (RMS) provides systems engineering, software development, training solutions and comp ...

Adoption Platform Software Engineer — Java & AWS

A leading financial institution is seeking an Adoption Software Engineer to transform and modernise their digital platform. The successful candidate will lead in designing and developing software using Java and cloud technologies, while working collaboratively with various teams to meet business objectives. Cand ...

Java Full Stack Developer (Frontend Focus) Farnborough, UK Fulltime Hybrid London

Java Full Stack Developer (Frontend Focus)- Farnborough, UK - Fulltime Hybrid - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Title: Java Full Stack Developer (Frontend Focus) Hybrid: 2 -3 days a week working ...

Software Engineer (Cloud & Data Migration)

Software Engineer (Cloud & Data Migration)The OpportunityJoin a global leader in the digital product space, building high-concurrency systems for millions of users. We are looking for a Senior Engineer to drive our back-end strategy and cloud deployment using a modern, best-in-class stack.<br ...

Senior Software Engineer

About the Role Software Engineer role at Made Tech. The mission is to improve public services with technology. We work with UK government, NHS, local government, and other public sector clients to deliver and manage world‑class digital products and cloud services. What the job entails </ ...

Senior Software Engineer

About the Role Software Engineer role at Made Tech. The mission is to improve public services with technology. We work with UK government, NHS, local government, and other public sector clients to deliver and manage world‑class digital products and cloud services. What the job entails </ ...

Junior Java Developer

Junior Java Developer Weston-Super-Mere, Somerset | Permanent | Up to £31k per annum | Hybrid Our client is looking to onboard a Java Developer on a permanent basis. This role would suit a recent graduate or a candidate with a small amount of commercial experience who is looking to take o ...

Senior Software Engineer

Senior Software Engineer Do you have the right skills and experience for this role Read on to find out, and make your application.Tech: TypeScript / Kotlin. Back End Agnostics welcome. Office : Remote, but meet up once a month ...

Cloud Engineer – Government & Defense Cloud Solutions

A global tech company is seeking an entry-level Cloud Engineer based in London. The role focuses on innovative technical solutions for government agencies and requires strong skills in Google Cloud Platform and AWS. Candidates must be eligible for UK Security Clearance and are expected to work on-site five days ...

Cloud Engineer – Government & Defense Cloud Solutions

A global tech company is seeking an entry-level Cloud Engineer based in London. The role focuses on innovative technical solutions for government agencies and requires strong skills in Google Cloud Platform and AWS. Candidates must be eligible for UK Security Clearance and are expected to work on-site five days ...

Mid Level FullStack Developer

Mid Level FullStack Developer Location: Hybrid, UK Reports to: CTO Permanent Full Time About Careology Our mission is 'To transform traditional cancer care, with patient-first digital technology that is connected, intuitive and easy for everyone to use'. Careolog ...

full stack engineer

Full Stack Engineer, Product, London (onsite) AI-enabled workflows, TypeScript, Python, £80k–£150k base Overview A fast-growing product-focused team is hiring a Fullstack Engineer to help build software that supports complex, real-world workflows. The focus is on designing intuitiv ...

full stack engineer

Full Stack Engineer, Product, London (onsite) AI-enabled workflows, TypeScript, Python, £80k–£150k base Overview A fast-growing product-focused team is hiring a Fullstack Engineer to help build software that supports complex, real-world workflows. The focus is on designing intuitiv ...

Engineering Manager (Front end)

Description We are seeking a passionate Software Engineering Manager with a strong background in modern frontend engineering , particularly React, Next.js, and TypeScript , to provide technical leadership and operate with excellence. Creative, curious, and confident, you will ...

Senior Backend Engineer — Platform & Scale (Hybrid)

Personio is looking for a Senior Software Engineer to join their EO team in London. In this role, you will evolve backend systems that power key functionalities of Personio while working collaboratively with various teams. The position requires experience in backend engineering, familiarity with Java or Kotlin, ...

Senior Staff Engineer, Core Marketing Platforms (Hybrid)

A leading sports technology company in Edinburgh is seeking a Senior Staff Engineer to lead the technical strategy for their Core Marketing Platforms. The successful candidate will mentor junior engineers and ensure stability and scalability of services. Ideal applicants will have at least 7 years' experience, e ...

Senior Platform Engineer & AI Systems Lead

RELX INC is seeking a Principal Engineer to shape the technical direction of platforms for the global research community in Greater London, England. The role involves guiding design for secure and scalable systems, directly contributing to high-impact work, and coaching engineers. Ideal candidates should have ex ...

In Store AI Real Time Full Stack Engineer

A stealth-mode AI company in Greater London is seeking a Full Stack Engineer to design and build transformative web experiences for in-store shopping. The role involves creating intuitive web interfaces and implementing real-time backend services. Candidates should have proficiency in full-stack development incl ...

Senior Software Engineer – Hybrid, Global Finance Impact

Citi in Belfast is seeking a Senior Software Engineer to work in a dynamic technology team focused on building software solutions for complex business challenges. You will engage in all facets of software development while collaborating closely with product teams. A bachelor's degree in computer science or engin ...

Senior React Frontend Engineer Payments Contract (London)

RevTech is seeking a Frontend (React) leaning full stack engineer for a contract role until the end of 2026, with a daily pay of up to £520 (Inside IR35 via Umbrella). The role will be 3 days per week onsite in London, focusing on integrating REST APIs and working with various Front End tools. Strong experience ...

Senior Software Engineer — ASP.NET/React ERP Web Apps

Java Script Works is looking for a Senior Software Engineer to join their team in Hungerford, United Kingdom. The ideal candidate has hands-on experience in web and application development using ASP.NET, JavaScript, TypeScript, React, and Web API, with ERP systems experience being a plus. The position offers a f ...

Python/Django Engineer for Environmental Monitoring (London)

Java Script Works is looking for a Software Engineer specializing in Environmental Monitoring in London. The role involves developing apps across the full tech stack from concept to delivery. Candidates should have experience with Python and Django, along with front-end skills using frameworks like React and ...

Senior Software Engineer — ASP.NET/React ERP Web Apps

Java Script Works is looking for a Senior Software Engineer to join their team in Hungerford, United Kingdom. The ideal candidate has hands-on experience in web and application development using ASP.NET, JavaScript, TypeScript, React, and Web API, with ERP systems experience being a plus. The position offers a f ...

Senior Backend Engineer — Platform & Scale (Hybrid)

Personio is looking for a Senior Software Engineer to join their EO team in London. In this role, you will evolve backend systems that power key functionalities of Personio while working collaboratively with various teams. The position requires experience in backend engineering, familiarity with Java or Kotlin, ...

Senior Software Engineer — Insurance Platform (Hybrid UK)

Frontline Ins UK is seeking a Senior Software Engineer in Belfast, Northern Ireland. This role involves designing, developing, and maintaining software systems for our insurance technology platforms. Ideal candidates should have over 5 years of experience in full-stack engineering with strong expertise in React, ...

Senior Software Engineer — Insurance Platform (Hybrid UK)

Frontline Ins UK is seeking a Senior Software Engineer in Belfast, Northern Ireland. This role involves designing, developing, and maintaining software systems for our insurance technology platforms. Ideal candidates should have over 5 years of experience in full-stack engineering with strong expertise in React, ...

Senior Software Engineer – Hybrid, Global Finance Impact

Citi in Belfast is seeking a Senior Software Engineer to work in a dynamic technology team focused on building software solutions for complex business challenges. You will engage in all facets of software development while collaborating closely with product teams. A bachelor's degree in computer science or engin ...

Principal Software Engineer SC Eligible | Lead Architect

Appvia in London is seeking a Principal Software Engineer to provide technical leadership in modern software systems. The role involves collaboration with delivery managers and engineers to enhance engineering standards and practices. Candidates should have substantial experience in Domain Driven Design and micr ...

Product Focused Full Stack Engineer (React/TypeScript)

Java Script Works is looking for a Full-Stack Product Engineer focused on frontend development in London, UK. The ideal candidate will have experience building projects from start to finish, with a strong proficiency in React, TypeScript, and Tailwind CSS. The role is full-time and pays up to £16 per hour. Candi ...

Lead Engineer: SEO‑Driven Next.js & React Tech Lead

Java Script Works is looking for a Lead Engineer based in Greater London, United Kingdom. The ideal candidate will have experience with Git, GitHub, and a strong focus on front-end development using technologies like React, TypeScript, and Next.js.In this full-time role, you'll work on enhancing web pe ...

Senior Software Engineer Adobe Experience Manager (AEM)

Epsom & Barbican, London | Hybrid Working | Fixed-Term Maternity Cover (starting July 2026) Competitive Salary Available, Depending On Experience 37.5 hours per week At Nuffield Health, we provide an environment that empowers staff to make a difference. We ar ...

Senior Software Engineer Adobe Experience Manager (AEM)

Epsom & Barbican, London | Hybrid Working | Fixed-Term Maternity Cover (starting July 2026) Competitive Salary Available, Depending On Experience 37.5 hours per week At Nuffield Health, we provide an environment that empowers staff to make a difference. We ar ...

Full Stack Engineer Audiobooks

Spotify for Authors (SFA) is the creator platform for the audiobook industry — a web application that gives publishers, authors, and narrators tools to manage their catalog, track performance, and distribute content on Spotify. We're scaling toward 100,000 users across a React/TypeScript frontend, Java backen ...

Full Stack Engineer Audiobooks

Spotify for Authors (SFA) is the creator platform for the audiobook industry — a web application that gives publishers, authors, and narrators tools to manage their catalog, track performance, and distribute content on Spotify. We're scaling toward 100,000 users across a React/TypeScript frontend, Java backen ...

Senior Full Stack Developer UK Security Clearance Eligibility required

Senior Full Stack Developer - UK Security Clearance eligibility requiredInternal Title: Senior Full Stack DeveloperLocation: London, UK (Hybrid - typically 1-2 days per month in office)Contract: Permanent, Full-time Packa ...

Senior Full Stack Developer UK Security Clearance Eligibility required

Senior Full Stack Developer - UK Security Clearance eligibility requiredInternal Title: Senior Full Stack DeveloperLocation: London, UK (Hybrid - typically 1-2 days per month in office)Contract: Permanent, Full-time Packa ...

Junior Java Developer Listed Derivatives

Join to apply for the Junior Java Developer-Listed Derivatives role at eClerx Join to apply for the Junior Java Developer-Listed Derivatives role at eClerx Direct message the job poster from eClerx Location: London < ...

Junior Java Developer Listed Derivatives

Join to apply for the Junior Java Developer-Listed Derivatives role at eClerx Join to apply for the Junior Java Developer-Listed Derivatives role at eClerx Direct message the job poster from eClerx Location: London < ...

Senior Software Engineer

MCS Group is delighted to be partnering with a growing consultancy as they establish a brand-new engineering presence in Belfast. Our client is a high-growth cloud, data, and AI engineering consultancy delivering mission-critical solutions for enterprise and scaling clients across modern cloud ecosystems. ...

Senior Back End Software Developer

Job Description My client, a global leader in financial market infrastructure and trading technology, is hiring a Senior Software Engineer (Back End) to join an existing engineering team based in Belfast. This is an exciting opportunity to work on business-critical software solutions supporting g ...

Senior Back End Software Developer

Job Description My client, a global leader in financial market infrastructure and trading technology, is hiring a Senior Software Engineer (Back End) to join an existing engineering team based in Belfast.Applying for this role is straight forward Scroll down and click on Apply to be considered for this posit ...

Senior Java Engineer Scale High Volume Systems (Remote)

Version 1 Solutions Limited is seeking a Senior Java Engineer to enhance their UK Digital Data & Cloud Practice. You'll develop backend components in Java for a high-profile trading client in the financial services sector. This role emphasizes hands-on contributions within a Java-focused team, leveragi ...

Senior Java Engineer Scale High Volume Systems (Remote)

Version 1 Solutions Limited is seeking a Senior Java Engineer to enhance their UK Digital Data & Cloud Practice. You'll develop backend components in Java for a high-profile trading client in the financial services sector. This role emphasizes hands-on contributions within a Java-focused team, leveragi ...

Senior Frontend Software Engineer (React/TypeScript)

We’re Hiring: Senior Frontend Software Engineer (React) - Hybrid (2 Days a Week in Bristol) We’re looking for an experienced Frontend Software Engineer with deep expertise in React to help us build high-quality, scalable user interfaces. What you’ll bring: Strong experience ...

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    Fullstack Engineer Java React Cloud Jobs in United Kingdom Job Search Guide, Trends and Insights