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Software Test Engineer

Job Description Great ideas come from different minds. That’s why we bring together engineers, scientists, analysts, and creatives from every background — and give them the trust, tools, and freedom to make a difference. What connects us is the mission: solving meaningful problems and building ca ...

Prinicpal Software Engineer

We're working with a profitable, engineering-led fintech that builds software used by investment firms to manage reporting, data, and client-facing outputs. Their platform underpins core workflows for their clients - handling complex, highly tailored requirements across data processing, reporting l ...

Software Engineer (Backend)

Location: London (Fitzrovia) - in office 4 days a week About the Company Global payments are not broken. Incentives are. Clearing has been deprioritised inside balance sheet driven institutions whose models rely on lending and interest. When liquidity takes priority over settlemen ...

Principal Software Engineer

Overview This is a hybrid role requiring 3 days per week in their London office. This opportunity doesn’t provide sponsorship. La Fosse are partnering with a market leading FinTech, known in the industry for their straightforward credit products & tools, designed to support customers who may be o ...

Software Engineer, Infrastructure

About the Company Harmonic is a startup building the world’s most advanced mathematical reasoning engine, recently achieving Gold Medal-level performance on the 2025 International Math Olympiad (IMO). Backed by some of the world's most prominent investors, we are intentionally scaling our elite t ...

Principal Software Engineer

Job Description We are building Lumen, our gas market intelligence and scenario modelling platform. It is in production with major energy and trading clients, and the next 12 to 18 months are about scaling it, hardening it, and pushing it past what our competitors are doing. We need a Pri ...

Software Engineer Platform

Faculty was founded in 2014 to build responsible AI solutions for diverse industries. We serve over 350 customers and value intellectual curiosity. About The Role As a Software Engineer in the AI Platform team, you will be the architect of the infrastructure that makes world‑class AI poss ...

Principal Software Engineer

Job Description We are building Lumen, our gas market intelligence and scenario modelling platform. It is in production with major energy and trading clients, and the next 12 to 18 months are about scaling it, hardening it, and pushing it past what our competitors are doing. We need a Pri ...

Software Engineer Java

Are you a passionate Java Developer looking to take ownership of your work in a collaborative, hands‑on environment? This is an opportunity to join a growing ERP integrations software provider based in Leeds. If you enjoy working on complex systems and new technology , bringi ...

Software Engineer .Net

We’re On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city break ...

Software Engineer (C++)

At Rockstar Games, we create world-class entertainment experiences. Become part of a team working on some of the most rewarding, large-scale creative projects to be found in any entertainment medium - all within an inclusive, highly-motivated environment where you can learn and collaborate with som ...

Infrastructure Software Engineer

We are looking for an Infrastructure Software Engineer to help keep our clients' systems reliable, secure, and scalable. This is a hands‑on role working across a broad stack - from Linux servers and networking to containers and big data platforms - with a strong focus on automation and problem‑solving. The ...

Founding Software Engineer

We're building the next generation of insurance comparison for AI. We're a small, early‑stage company with experienced founders, and we're looking for our next engineer. The role You'll own features end‑to‑end (front‑end, back‑end, and internal tools) with the CTO as your main collaborato ...

Software Testing Engineer

Overview Bristol Exciting opportunity to join the Integration and Systems Validation (ISV) team within the Weapon System Simulation and Experimentation (WSSE) department. Join us in driving innovation and excellence in the field by providing systems integration and testing for digital simul ...

Staff Software Engineer

At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for jobseekers and companies around the world to find a perfect match in a fair and equitable way. With over 20 brands across 30+ countries, we ...

Java Software Engineer

Join a specialist consultancy delivering secure, high-impact software solutions at the heart of national security and intelligence operations. This role plays a key part in building the systems that turn complex data into actionable insight. Role Overview Location: Cheltenham, Londo ...

Principal Software Engineer

Join a global technology organisation whose products are trusted by leading brands and deliver real-world impact across sustainability, education and safety. This is a pivotal role, reporting to the Head of Engineering helping lead tech direction and delivery for some genuinely innovative products. <h ...

Software ML Engineer

Job Overview: We have a fantastic opportunity to move into the era of Machine Learning and Artificial Intelligence, key technologies for the future of computing. Arm is everywhere technology matters. Are you passionate about ML systems and keen to shape how AI runs efficiently on next gen ...

Flight Software Engineer

At NewOrbit Space, our mission is to engineer the lowest orbiting satellites on Earth to rapidly advance global connectivity and insight. We are currently building satellites that can operate at an altitude of just 200 km - one-third that of conventional satellites. Thanks to our propulsion system ...

Software Engineer DV

Location: Manchester – expect to attend site five days a week Clearance: Must hold current UK*C DV The company: Cyber Security and National Security technical consultancy. You will work with a large degree of autonomy developing cutting edge solutions over a ran ...

ADA Software Engineer

Ada Software Engineer - 1509 Location: Luton (Hybrid: 4 days on-site) Contract: 12 months IR35: Inside IR35 Security Clearance: Full UK SC required Rate: £75ph, UMB, inside IR35 About the Role A real-time embedded software engineer with knowledge of ...

Principal Software Engineer

Principal Software Engineer – C++ and Rust - is required by highly successful and fast growing technology consultancy. They build data, AI and software solutions for clients in a broad range of industries, working on demanding problems in challenging environments. The role ...

Principal Software Engineer

Are you excited to influence technical direction across teams while still contributing hands‑on to complex, high‑impact engineering challenges? Do you want to shape domain architecture, mentor senior engineers, and connect technical decisions to real customer and business outcomes? About o ...

Lead Software Engineer

Location & Contract Multiple UK locations (hybrid working) Permanent Overview Sellick Partnership is currently supporting a large public sector organisation with the recruitment of a Lead Developer to join their Digital Delivery function. This is a key leadership role, r ...

Lead Software Engineer

Pay up to £92,522, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Are you ready to lead at scale - shaping how complex digital services are built, mentoring engineers and influencing senior leaders across one of the UK's largest technology o ...

Lead Software Engineer

Changing the world of pet food for good We’re Tails.com, a dog food subscription company with a big difference. We create truly tailored food for each and every dog we serve. We start by asking people a few simple questions about their dog. Then we use that information to create their dog’s uniqu ...

Lead Software Engineer

Lead Software Engineer Department: Engineering Employment Type: Full Time Location: London Description Hybrid: 2 days per week in our Tower Bridge office (Wednesdays & Thursdays) money.co.uk exists to help consumers make mo ...

Software Engineer Graduate

Job Title : Software Engineering Graduate Job Location : Farnborough Job Type : Permanent / Fulltime Salary : £33,750 Job ID : 20017 Overview At QinetiQ we are creating a workplace that is inclusive; where our differ ...

Lead Software Engineer

Lead Software Engineer Department: Engineering Employment Type: Full Time Location: London Description Hybrid: 2 days per week in our Tower Bridge office (Wednesdays & Thursdays) money.co.uk exists to help consumers make mo ...

Lead Software Engineer

Lead Software Engineer Winchester (Hybrid, 4 days per week in the office) £75,000 - £85,000 + Private Healthcare + Enhanced Pension Are you an experienced software engineer looking to take principal-level ownership of a complex, real-world distributed system used across security a ...

Lead Software Engineer

Lead Engineers We're looking for Lead Engineers to join our cross-functional squads, working on products such as Earned Wage Access, Workplace Loans, and Workplace Wealth. The key technologies we use are Claude Code, Python, Typescript, React, Svelte, PostgreSQL, Snowflake and AWS. Requi ...

Lead Software Engineer

Are you a Senior or Lead Unity Programmer who enjoys writing clean code over navigating corporate red tape? Dream Reality Interactive, an award winning indie studio, is looking for a Lead Programmer to own the technical architecture of our new, fully funded narrative deck builder for PC (Steam). Come and j ...

Lead Software Engineer

Pay up to £92,522, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Are you ready to lead at scale - shaping how complex digital services are built, mentoring engineers and influencing senior leaders across one of the UK's largest technology o ...

Principal Software Engineer

JOB DETAILS JOB BAND: D CONTRACT TYPE: Permanent DEPARTMENT: BBC Product Group – Data Platforms LOCATION: Newcastle - Hybrid PROPOSED SALARY RANGE: £65,000 - £80,000 depending on relevant skills, knowledge and experience. The expected salary range for this role ref ...

Software Verification Engineer

An exciting opportunity is available for an experienced Software Verification and Validation Engineer to join a highly regarded engineering organisation working on advanced, safety-critical systems. This role sits within a specialist embedded software team delivering complex, real-time solutions. < ...

Java Software Engineer

Brio Digital are supporting a consultancy on a major NHS digital programme and are looking for experienced Java Developers to join an established engineering team. You will contribute to the design, build, and delivery of complex, high-availability digital solutions within a large-scale NHS environment, wo ...

Principal Software Engineer

The UK Dementia Research Institute (UK DRI) is a globally leading multidisciplinary research institute of over 900 staff investigating the spectrum of neurodegenerative disorders causing dementia, driving a step change in our understanding of neurodegeneration, and accelerating the discovery, development a ...

Principal Software Engineer

Join a global technology organisation whose products are trusted by leading brands and deliver real-world impact across sustainability, education and safety. This is a pivotal role, reporting to the Head of Engineering and helping to lead tech direction and delivery for some genuinely innovative pr ...

Deployed Software Engineer

Deployed Software Engineer UK-based | Defence Tech Customer-Facing + Real-World Deployments Why this role is exciting This isn’t a desk-only engineering role. You’ll be deploying cutting-edge AI software into real operational environments — working alongside custom ...

PLC Software Engineer

PLC Software Engineer – South Yorkshire / Sheffield – PLCs / Process Control / System Integration – £50–65k Samuel Frank is recruiting for an experienced PLC Software Engineer to join a well‑established and growing South Yorkshire based system integrator. This PLC Software Engineer role will suit ...

Software Engineer (.NET)

Software Engineer (.NET) We’re looking for a talented Software Engineer to join our engineering team and help deliver high-quality software solutions across a range of modern Microsoft-stack projects. This is a hands-on role where you’ll work closely with engineers, delivery teams, and st ...

Software Test Engineer

Security cleared Software Test Engineer – (Embedded Systems) Luton HQ (Four days a week) Up to £71 p/h Inside IR35 *We are not looking for Automation Test, QA, Software Test Engineers, SDETS or Test Engineers without SC and experience testing Embedded Systems ...

Principal Software Engineer

Principal UI Engineer (React) — Confidential Client | Hybrid, Belfast Our client is one of the world's largest interdealer brokers and data providers, operating at the centre of global financial markets. Their Belfast engineering hub is home to some serious technical talent — and they're now ...

Sr. Software Engineer

About Us Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners globally by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Bett ...

Software Engineer, Java

At Rockstar Games, we create world-class entertainment experiences. Become part of a team working on some of the most rewarding, large-scale creative projects to be found in any entertainment medium - all within an inclusive, highly-motivated environment where you can learn and collaborate with som ...

Principal Software Engineer

Winchester (Hybrid, 4 days per week in the office) Are you an experienced software engineer looking to take principal-level ownership of a complex, real-world distributed system used across security and critical infrastructure environments? This is a senior technical role within a special ...

Software Application Engineer

Join a team at the forefront of underwater robotics innovation. In this role, you’ll design and deliver cutting‑edge software solutions that power the next generation of subsea vehicles. Working at the intersection of advanced engineering and real‑world application, you’ll contribute to systems that operat ...

Principal Software Engineer

Principal Software Engineer (C#) | London | £110,000-£130,000 Peaple Talent is working with a fast-growing UK fintech that is transforming how customers access financial services through modern, technology-driven solutions. We’re looking for a Principal Software Engineer to play a key rol ...

Software Engineer Rust

The Orders & Fulfilment Team The Orders & Fulfilment team sits at the heart of Nando’s UK & Ireland digital ecosystem. We design, build, and operate the core Online Ordering Platform that powers millions of customer journeys from browsing and ordering through to fulfilment and delivery. O ...

Software Test Engineer

Key Skills: Implementation of Checkmarx ZAP and DAST pipeline integration We at Coforge are hiring for Security Test Manager with the following skillset: Build, scale, and maintain ZAP-based DAST pipelines across all API and UI (including assisted channels – build on Powerplat ...

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    Senior Software Engineer Fullstack Python React Jobs in United Kingdom Job Search Guide, Trends and Insights