1,360,683+ Lead Software Engineer Full Stack Java React Jobs in UK — Top Companies Hiring July 2026

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Scala Developer

Consultant @ Arrows | UK Contract and Perm | Technology Senior Scala Engineer – paying up to £650/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract The role: Build and maintain backend services that move and integrate data Create reliable ...

Embedded Vehicle Software & Controls Engineer

Job Title: Engineer, Software & Controls Location: Any UK Site Our Vision & Why It Matters At Alexander Dennis, our vision is to lead the evolution of sustainable on-road mass transportation and mobility. We design, deliver, and support market-leading buses and coaches that he ...

Remote Senior Software Engineer 34123

2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Job Title: Senior Software Engineer – LLM Evaluation & Repository Validation About the projects: We are building LLM evaluation and trainin ...

Staff Software Engineer Developer Experience

Seeq is a leader in industrial data analytics, empowering companies to derive insights from complex process data and improve operational outcomes. As we continue to grow, we recognize the importance of creating a seamless and productive developer experience, enabling our engineering teams and customers to ...

Senior Staff Software Engineer, Perception

Who We Are AeroVect is transforming ground handling with autonomy, redefining how airlines and ground service providers around the globe run day-to-day operations. We are a Series A company backed by top-tier venture capital investors in aviation and autonomous driving. Our customers include some ...

Software Engineer SaaS & Cloud (Hybrid)

A dynamic software company in Cambridge is looking for a Software Engineer. The ideal candidate will have at least 3 years of experience in software development and should be proficient in modern programming languages such as C#, Angular, and TypeScript. This role demands collaboration across teams to innovate a ...

Senior Software Engineer Backend (Graph)

Senior Software Engineer - Backend (Graph) – EMEA As a Senior Backend Engineer specializing in Graph technologies, you will design, develop, and maintain the core backend systems that power sophisticated data access and analytics platforms. You will collaborate with cross-functional teams to deli ...

Staff Software Engineer, Agentic Platform

Staff Software Engineer, Agentic Platform United Kingdom ABOUT TIDE At Tide we help SMEs save time (and money) in the running of their businesses by not only offering business accounts and related banking services, but also a comprehensive set of highly usable and connected admi ...

Software Engineer: Creature Rigging & FX

DNEG is seeking a Software Developer in the Creature Performance team to innovate technologies for rigging, crowds, and animation. You will work with Product Owners to understand artist needs and deliver robust software solutions. The ideal candidate has a degree in Computer Science, programming experi ...

Senior Software Engineer – Backend (Remote)

Employment Type : Full-time and Permanent Remuneration (UK – Remote) : £81–108k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory researching and developing Machine Learning models. The founding team consists of Cambridge grad ...

FinCrime Software Engineer Backend/Frontend

Zepz, based in the United Kingdom, is seeking Backend (Python) and Front End engineers to help build essential tools for financial crime prevention. The role involves contributing to mobile applications, automating financial crime workflows, and collaborating with various teams. Ideal candidates should be experi ...

Sr. Software Engineer, Fullstack (UK)

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 ...

Senior Software Engineer (Back End)

Position Description: At CGI, our Software Engineers deliver impactful, secure, and scalable solutions that enable organisations to transform and thrive in a digital-first world. As we expand our engineering capability across Scotland and Northern Ireland, you’ll play a key role in shapin ...

Staff Software Engineer, Middleware, Autonomy

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what’s possible, never simply accepting what has always been done. We refra ...

Staff CX Software Engineer UK

Job DescriptionAbout Digital Asset & the Canton NetworkDigital Asset builds the technologies that are reshaping the foundations of financial markets. Our mission is to create the world’s most trusted, privacy-enabled, and interoperable digital infrastructure for global finance ...

Remote Service Engineer, Healthcare Software

JOB DESCRIPTION Job TitleRemote Service Engineer, Healthcare SoftwareJob DescriptionHelp Philips to impact with care by finding & establishing solutions to healthcare software, enabling clinicians to provide the best care for patients.We are currently recruitin ...

Principal Software Engineer SC&L

Job purposeAs part of the M&S Software Engineering team, you’ll be joining a well-loved historic brand, working on solutions that serves millions of loyal customers and thousands of colleagues! With ethical values that run right through the company’s core and technology leaders that truly unders ...

Principal Software Engineer Store Operations

The Principal Engineer is the most senior engineer in the company and plays a crucial role in delivering our business goals. They are technical leaders responsible for setting technical direction, driving engineering excellence, and aligning technology with business strategy. This role combines deep technical ...

Staff Software Engineer Content Domain

We’re looking for a Staff Software Engineer to play a pivotal role in evolving M&S’s Content Domain platform. This team provides the foundational content and media capabilities that power every digital experience across the business. Your “customers” are product teams, engineers, and content teams — and your ...

Backend Software Engineer AI Trainer

We are looking for a Backend Software Engineer to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model. To apply to this role, you will need to be proficient in either Python and/or JavaSc ...

Software Engineer, Cloud Apps & APIs

Software of Excellence is seeking a mid-level software engineer to play a pivotal role in developing cloud-based applications utilized by thousands of dental professionals worldwide. As part of a dynamic team, you will enjoy flexibility and autonomy while delivering high-quality software solutions. The ...

Software Engineer, macOS Core Product

We are currently looking for a Software Engineer, macOS Core Product in the United Kingdom. In this role, you will help build and scale a core macOS application used by millions of users worldwide. You will take ownership of significant parts of the app’s architecture, ship production-ready code, a ...

Software Development Engineer in Test

Job Title : Software Development Engineer in Test Employment type : Permanent, remote with approx. 1 day per month in the office Salary : Up to £50,000 per annum depending on experience. We are seeking a skilled and driven Software Development Engineer in Test ( ...

Software Engineer — Build Innovative Solutions

Shoztech is seeking a software developer to create software using the right programming languages, platforms, and architectures. The role requires a minimum entry-level education, typically involving a bachelor's degree. The ideal candidate will be proficient in creating software with a focus on effect ...

Senior Software Engineer (Market Data)

As a senior software engineer, you will help build and scale the systems and services that form the foundation of Alpaca and empower millions of users who are trading billions of dollars worth of assets The market data team is responsible for improving the overall architecture of Alpaca con ...

Software Engineer III (Python & C#)

hackajob is collaborating with LexisNexis to connect them with exceptional professionals for this role. Software Engineer III (Python & C#)Excited to architect, build, and elevate complex syste ...

Staff Software Engineer Content Domain

We’re looking for a Staff Software Engineer to play a pivotal role in evolving M&S’s Content Domain platform. This team provides the foundational content and media capabilities that power every digital experience across the business. Your “customers” are product teams, engineers, and content teams — and your ...

Remote Service Engineer, Healthcare Software

JOB DESCRIPTION Job TitleRemote Service Engineer, Healthcare SoftwareJob DescriptionHelp Philips to impact with care by finding & establishing solutions to healthcare software, enabling clinicians to provide the best care for patients.We are currently recruitin ...

Senior Software Engineer Price Domain

We’re looking for a Senior Software Engineer to play a pivotal role in evolving M&S’s Price Domain. This team provides the critical software capabilities that power pricing and promotions across M&S Food, Fashion, Home, and Beauty, ensuring customers see accurate, consistent, and compelling prices wherever an ...

Staff Software Engineer Store Operations

Join M&S as a Staff Software Engineer within our Store Operations C&H team and help shape the future of retail technology. As part of our Software Engineering community, you'll join a trusted and iconic brand undergoing an exciting digital transformation. You'll play a key role in building and evolving collea ...

Senior Software Engineer Payment Capabilities

We’re looking for a Senior Software Engineer to play a pivotal role in evolving M&S’s Payments Platform. This team provides the critical software capabilities that power online payments across the business, enabling millions of customers to complete purchases securely, reliably, and seamlessly across all M&S ...

Software Development Engineer Physical AI

WHAT YOU DO AT AMD CHANGES EVERYTHINGAt AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes ...

Sr. Software Engineer, Fullstack (UK)

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 ...

Principal Software Engineer SC&L

Job purposeAs part of the M&S Software Engineering team, you’ll be joining a well-loved historic brand, working on solutions that serves millions of loyal customers and thousands of colleagues! With ethical values that run right through the company’s core and technology leaders that truly unders ...

Software Development Engineer in Test

Location: UK or Remote in EU. Candidates need to be able work UK hours.Remote | Full-timeCompensation: £70K - £85KWe are hiring on behalf of our client, an innovative technology provider, who is seeking a talented ...

Software Engineer (Indexer Focus) Shielded

SummaryWe are looking for a talented Rust engineer to help shape the future of Midnight’s products and technology. Midnight is a regulatory-friendly, data-protection blockchain that safeguards sensitive commercial and personal data, protecting fundamental freedoms of association, commerce, and e ...

Software Engineer (Indexer Focus) Shielded

SummaryWe are looking for a talented Rust engineer to help shape the future of Midnight’s products and technology. Midnight is a regulatory-friendly, data-protection blockchain that safeguards sensitive commercial and personal data, protecting fundamental freedoms of association, comme ...

Salesforce Software Engineer Senior Associate

hackajob is collaborating with J.P. Morgan to connect them with exceptional professionals for this role.JOB DESCRIPTION Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique ...

Senior Software Engineer I Investments

hackajob is collaborating with Wise to connect them with exceptional professionals for this role.Company DescriptionWise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full ...

Principal Software Engineer Customer Platforms

Job purpose As part of the M&S Software Engineering team, you’ll be joining a well-loved historic brand, working on solutions that serves millions of loyal customers and thousands of colleagues! With ethical values that run right through the company’s core and technology leaders that truly under ...

Senior Software Engineer Customer Order

We’re looking for a Senior Software Engineer to play a pivotal role in evolving M&S’s Customer Order Domain. This team provides the critical software capabilities that capture, manage, and fulfil customer demand across every channel, powering digital experiences and business operations that serve millions of ...

Senior Software Engineer (Back End)

Position Description: At CGI, our Software Engineers deliver impactful, secure, and scalable solutions that enable organisations to transform and thrive in a digital-first world. As we expand our engineering capability across Scotland and Northern Ireland, you’ll play a key role in shapin ...

Staff Software Engineer, Middleware, Autonomy

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what’s possible, never simply accepting what has always been done. We refra ...

Staff CX Software Engineer UK

Job DescriptionAbout Digital Asset & the Canton NetworkDigital Asset builds the technologies that are reshaping the foundations of financial markets. Our mission is to create the world’s most trusted, privacy-enabled, and interoperable digital infrastructure for global finance ...

Software Engineer III (Python & C#)

Software Engineer III (Python & C#) Excited to architect, build, and elevate complex systems? Do you thrive in solving challenging problems with Python and C#, while driving engineering excellence across teams? About the team: LexisNexis Intellectual Proper ...

Sr. Python Engineer in Edinburgh Addepar

Sr. Python Engineer Location: Edinburgh, United Kingdom Posted 9 months ago Tech Stack Python Amazon AWS Compensation: Competitive Role type: Full time Visa sponsorship: Not provided Responsibilites ...

(Senior) Systems Engineer Software Developer

Bring your passion, ideas and purpose to life in a company that can truly help you achieve your full potential. World Leader in Blood Glucose Monitoring, Abbott's Diabetes Care team designs, develops and manufactures glucose monitoring systems for use in both home and hospital settings. We have ...

Software Development Engineer, AWS Security

DescriptionJoin us to drive high-impact innovation that secures our cloud by building solutions that enable an ecosystem of services to protect against sophisticated threats. The Informatics team owns the security telemetry mission in AWS. We collect, enrich and vend massive volumes of security related data ...

Software Engineer, IAM Stores Security

DescriptionBuild the libraries, collection infrastructure, and streaming systems to make security observable across all of Amazon - capturing billions of events per second. We're hiring SDEs to work on internal frameworks, build ingestion pipelines, and own end-to-end platforms that power threat detection an ...

Senior Embedded Software Engineer, Ring

DescriptionAs a Senior Embedded Software Engineer, you will be a core member of a software team developing Ring's next generation of camera-centric devices. While experience with embedded systems is valuable, we're looking for engineers passionate about building IoT products who are eager to work close to th ...

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