240,714+ Fullstack Software Engineer Netjava Jobs in UK — Top Companies Hiring July 2026

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Senior Software Engineer Build a Trading Exchange (Go)

A technology firm specializing in sports trading is seeking a Senior Software Engineer to join their team in London. As an early engineer, you will work closely with the CTO on building mission-critical distributed systems for their exchange platform. Candidates should have a strong technical background, includi ...

Senior Software Engineer AI & Cloud Automation (London, Onsite)

Cititec is seeking a Senior Software Engineer for a contract position with a daily rate of £800, based in London with 3 days onsite. Join a global commodity trading organization focused on innovative AI-driven engineering solutions. In this role, you will work on automating engineering workflows, desig ...

Senior Software Engineer: Real Time Routing & ML Systems

A fast-growing logistics startup in London seeks a Software Engineer to tackle challenging problems and collaborate with experienced professionals. The role involves impactful work from optimizing operational tools to developing scalable applications. This company offers competitive compensation, generous equity ...

Staff Software Engineer (£130k–£150k + Equity) at UnlikelyAI

Job Title Staff Software Engineer Salary £130k-£150k + Equity Company Description UnlikelyAI is a Series A London startup founded by William Tunstall-Pedoe, the creator of Alexa, building a novel neurosymbolic platform. They combine LLMs with proprietary symbol ...

Senior Software Engineer – Asset Manager – Up to £140,000

Technical ownership, AI exploration and project variety at a specialist asset manager. You'll be joining a credit-focused asset manager - a tight, focused business where the work you do actually matters and is felt across the firm. On the technical side, you're taking real ownership here. You ...

Staff Software Engineer | TypeScript & AWS Serverless, Hybrid London

Gravitas Recruitment Group (Global) Ltd is looking for a Staff Software Engineer based in London, offering a salary of up to £160,000 per annum. This role operates in a hybrid model, requiring 3 days a week in the London office. The ideal candidate should have strong experience in Typescript and AWS, a ...

C++ Software Engineer — Creative Audio for Live Events

Audio is seeking a Software Development Engineer to join the Creative Software team in Highgate. The ideal candidate will focus on developing professional software control applications for live music events, using tools like C++ and JUCE. The position offers a hybrid work policy, comprehensive health b ...

Senior Software Engineer 5G, Cloud & CI/CD, Hybrid

A global telecom software specialist in Belfast is looking for experienced Software Engineers to enhance their skilled team. Successful candidates will engage in software development, focusing on 5G technologies and C/C++ systems. The role offers a collaborative environment with flexible hybrid work options and ...

C++ Software Engineer — 25 Days Holiday + Learning Platform

SwiftCruit is seeking an experienced Software Developer to join their talented team in Fareham, England. This role offers exciting opportunities to work on multiple projects, developing high-quality C++ code and collaborating with cross-functional teams. The ideal candidate will have proven experience ...

Staff Software Engineer — Lead Cross‑Team Tech & Impact

A leading online food company in Greater London is seeking a Staff Software Engineer to contribute to group-level goals and metrics. The role involves leading cross-team projects, influencing strategic direction, and mentoring future leaders. Ideal candidates will demonstrate expertise in software development an ...

Sr. Software Engineer Data Query Platform (GBR, Hybrid)

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn’t changed — we’re here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI-native platform. We work on large sca ...

Software Support Engineer Hybrid (Hull) | 30 Days Holiday

SmartSourcing Ltd is looking for a Software Support Engineer to work in a hybrid model with partial onsite presence in Hull. You will provide technical assistance to customers, ensuring effective use of our products. The ideal candidate should have at least 2 years of experience in application or IT su ...

Hybrid Backend Software Engineer – Java & Spring Boot (London)

Rightmove, the UK's largest property portal, is seeking an experienced Software Engineer to work in a hybrid role based in London. You will join cross-functional teams focused on developing scalable backend services using modern technology stacks like Java 17+, Spring Boot, and Kafka. In this role, you ...

Software Engineer (£80k £160k + Equity) at Electric Twin

Software Engineer (Mid / Senior / Staff / Principal) Salary: £80k-£160k + Equity Company Description Electric Twin is a $14M seed-stage London startup backed by Atomico and Marc Andreessen, building a behavioral simulation platform. Founded by the UK Prime Minister's former Chie ...

Software Engineer: Kotlin & Rust/Go for Secure Apps

CND is seeking a Software Engineer to design, build, and deliver secure digital solutions in Cheltenham. You'll collaborate with engineers and architects on critical operations, specializing in Kotlin for front-end development and backend solutions using Rust, Python, or Go. The ideal candidate has str ...

Staff Software Security Engineer: Secure AI Apps & Cloud

Data Idols is seeking a Staff Software Security Engineer to enhance the security posture of our innovative technology products. This role involves working closely with engineering teams in a hybrid environment (3 days in the office) to secure applications and cloud infrastructure. You will lead initiat ...

Staff Software Engineer — FinTech API & AI Driven Scale

Tink is seeking a Senior Software Development Engineer to lead the development of software features for our e-Wallets team. You'll collaborate closely with a variety of teams to build secure and scalable technical solutions. The role requires expertise in Java and API development, along with excellent ...

Senior Software Engineer Java/Angular for Public Sector

Amber Resourcing Ltd in Cardiff is looking for Software Engineers to join a sustainable digital programme supporting UK public sector initiatives. The candidates can work in a close-knit team where they will contribute to modern tech stack projects using Java 21 and Angular 16+. Key responsibilities in ...

Senior Software Engineer, Site Reliability Engineering, Cloud IRT

Minimum qualifications Bachelor’s degree in Computer Science, a related field, or equivalent practical experience. 5 years of experience with software development in one or more programming languages. 3 years of experience in designing, analyzing, and troubleshooting lar ...

Senior Software Engineer (ML QA) New London, UK

Help prove the ML software stack that future AI systems will depend on. Graphcore is expanding the software systems behind AI compute at datacenter scale. This role focuses on validating a complex machine learning stack before it reaches customers and hardware. You will build the test infrastructure, autom ...

Senior Software Engineer Product & Engineering London / UK remote

At GoodFit, we help our customers unlock their next stages of growth with highly actionable & relevant data. Without a need to speed thousands of hours on manual research, B2B companies use GoodFit's data engine to identify their next opportunities, understand their customers & generate demand. Our pla ...

Senior Software Engineer Remote First AI Travel Tech

A digital travel technology company in the UK is seeking a Senior Software Engineer to design scalable systems and enhance user experiences. The role offers remote-first flexibility and collaboration within a small team. The ideal candidate has strong experience with TypeScript, Node.js, and React, and will expl ...

Senior Software Engineer – Remote AI Driven Crime Tech

A leading software company in the UK seeks a Senior Software Engineer to develop innovative solutions to combat financial crime. This remote-first role involves designing and shipping features for an AI-powered platform used by major financial institutions. Ideal candidates should have experience in distributed ...

Senior Software Engineer Build the Future of Computing

An innovative leader in computing technology is seeking passionate individuals to join their dynamic team in Cambridge. At Arm, you will contribute to groundbreaking projects that redefine the future of technology, working alongside brilliant minds in a culture that values collaboration and creativity. With a co ...

Senior Software Engineer II GraphQL/Java Spring Flexible

LexisNexis Risk Solutions is seeking a Senior Software Engineer II (Java / Spring) to build scalable, high-performance data-driven applications. You'll work on the Search and AI Platform, delivering innovative solutions that accelerate scientific discovery. The ideal candidate has expertise in Java, Sp ...

Senior Software Engineer C# .Net relocate to Newcastle!

Senior Software Engineer C# .Net - relocate to Newcastle! This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Se ...

Software Engineer (Up to £130k + Equity) at Adamo

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Job Title Software Engineer Salary Up to £130k + Equity Comp ...

Senior Software Engineer AI Driven Security Platform (Remote)

A cybersecurity firm is seeking a Senior Software Engineer located in London. This role focuses on leading technical projects and collaborating with cross-functional teams to develop innovative solutions in offensive security. The ideal candidate has over 5 years of experience in full-stack software engineering, ...

Senior Software Engineer – On Site, Travel Ready, Impactful

Ready to work somewhere that cares more about how you build software than how fast you can ship it? At Opencast, we don’t measure developers by the number of tickets you complete. We care about engineering craft, clean design and thoughtful problem-solving. Opencast consultants deli ...

Senior Real Time Software Engineer, SC Cleared, Undersea

A leading engineering service provider in Manchester is seeking a Senior Software Development & Deployment Engineer to design, integrate, and deploy high-performance real-time software applications. The ideal candidate will possess over 8 years of experience, proficiency in C++, and a solid understanding of dist ...

Senior Software Engineer I Personal & Business Pricing Team

Job Description We are looking for a passionate Software Engineer to join the Personal & Business Pricing Team . This role offers an opportunity to have a direct and measurable impact on a domain that is central to Wise's growth. Personal & Business Pricing sits at the intersection ...

Senior Software Engineer, Core Experiences Build Scalable SDKs

Speechify is seeking a Senior Software Engineer to join the Core Experiences Team. In this role, you will build and maintain the foundational services and SDKs that enhance Speechify’s product experience across various platforms. The ideal candidate will have experience with Kotlin Multiplatform, be sk ...

Senior Software Development Engineer in Test in Gorseinon

Senior Software Development Engineer in Test Location: Swansea, Bristol, Nottingham, Birmingham, Yeading (Hayes), Oldham , Newcastle, Leeds Salary: £44,241 per annum Vacancy Type: Permanent, Full Time or Part Time Closing Date: Sunday 28th J ...

Lead Software Test Engineer Data Driven QA & Automation

Copello is seeking a Senior Software Test Engineer in Cowes, UK. You'll be pivotal in delivering high-quality software within the Systems Maritime Services, leading automated and manual testing efforts. With a focus on analyzing large data sets and managing full software Verification and Validation act ...

Software Engineer, Data Infrastructure & Acquisition Cardiff, United Kingdom

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember mo ...

Java Software Engineer Build High Quality, Scalable Apps

ELLIOTT MOSS CONSULTING PTE. LTD. is looking for a motivated Software Engineer – Java Developer to join their team in Penarth, Wales. The role involves developing high-quality Java applications, ensuring adherence to coding standards, and performing thorough testing. Applicants should have 1-4 years of ...

AI Software Engineer — Build Next Gen AI Products

Oho Group is seeking an exceptional AI Software Engineer to join their team in Cambridge. You will work on cutting-edge AI features and collaborate with world-class engineers, tackling advanced problems in a dynamic startup environment. This role offers significant ownership and the chance to contribut ...

Senior Software Engineer, Site Reliability Engineering, Cloud IRT

Senior Software Engineer, Site Reliability Engineering, Cloud IRT corporate_fare Google place London, UK Apply Bachelor’s degree in Computer Science, a related field, or equivalent practical experience. 5 years of experience with software development in one or more ...

Senior Software Engineer I Account Integrity Team Fincrime

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is ...

Senior Software Engineer, Core Experiences Cambridge, United Kingdom

Mission Speechify is the easiest way to listen to the world’s information. Articles on the web, documents in the cloud, books on your phone. We absorb it all and let you listen to it at your desk, on the go, at your own speed, and with tools that make learning easier, deeper, and faster. ...

Lead Software Engineer – AI Driven Tax & Legal Tech

KPMG Careers is seeking a Lead Software Engineer to lead a team of Software and Quality Assurance Engineers in London. You will be at the forefront of integrating emerging technologies such as AI-driven development, working collaboratively in an Agile environment. The role includes mentoring junior dev ...

Senior Software Engineer: Lead, Build Scalable & Secure Apps

Domestic & General is looking for a Senior Software Engineer to lead technical projects and mentor junior engineers. You will work closely with cross-functional teams to deliver scalable, secure solutions while contributing throughout the development lifecycle. Key responsibilities include designing ap ...

Senior Software Engineer — Lead Polyglot Dev & Client Impact

Red Badger is seeking a Senior Software Engineer to join their digital product delivery team in Greater London. The ideal candidate will have a passion for software development, working with a variety of technologies, and leading by example in a collaborative environment. This role involves tackling co ...

Senior Software Engineer OMS Resilience, TDD & CI/CD

Core-Asset Consulting is looking for a Senior Software Engineer in Newcastle upon Tyne to enhance a critical Order Management and Execution System. You will work on code refactoring, test-driven development, and automated testing practices. The ideal candidate will have experience in complex systems, s ...

Senior Software Engineer — Remote, Scale Up & AI Focus

Spectrum IT Recruitment is looking for a Senior Software Engineer in Greater London. You will lead projects in a scale-up environment, developing innovative products for a global customer base while advocating for best engineering practices. Applicants should have a hands-on background in Ruby, Rails, ...

Senior Software Engineer C#/.NET, Mentoring & Flexible Hours

Microlise, based in West Timperley, is seeking a Software Engineer to join its talented team of 150. This role emphasizes hands-on experience in C# and .NET, alongside opportunities for mentoring and coaching junior staff. The company values a healthy work/life balance with flexible working opportunities and ...

Senior Software Engineer (C#) – Remote/Hybrid (Ireland & UK)

Fanatics Betting & Gaming is searching for a Software Engineer III to design and implement scalable, secure solutions for its digital sports platform. You will be crucial in enhancing system reliability, writing efficient code, and collaborating with cross-functional teams. Ideal candidates should have ...

Lead Software Engineer AI Driven Cloud Native, Flexible

Ocho People is seeking a Lead Software Engineer based in Belfast. This permanent role offers a fully flexible working arrangement and involves technical leadership for teams building modern, AI-powered applications. The ideal candidate will possess strong expertise in Python or C#/.NET, proven experien ...

Senior Full Stack Software Engineer, (Forward Deployed), GPS

Senior Full-Stack Software Engineer, (Forward Deployed), GPS London, UK Join the team shaping the future of AI at Scale. Scale's rapidly growing Global Public Sector team is focused on using AI to address critical challenges facing the public sector around the world. Our core work consist ...

Lead Software Engineer — Java/React, AWS, UK Travel

Accenture is looking for a Lead Software Engineer to join their team in Glasgow or Edinburgh. You will work with clients across different sectors, building and maintaining digital products. This role requires experience in Java, AWS, and strong leadership skills. The position offers a competitive salar ...

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    Fullstack Software Engineer Netjava Jobs in United Kingdom Job Search Guide, Trends and Insights