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Staff Software Engineer – Machine Learning

Job Overview Join our world-class team at Arm in western Europe, where you will have the opportunity to contribute to powerful technological advancements. As a Staff Software Engineer, you will engage with innovative projects that compose the future of technology. Comprising hardworking problem so ...

Cloud Software Engineer SaaS & Microservices

A leading energy software company based in Oxford seeks a Software Engineer to develop innovative cloud-based solutions. The role involves design, development, and testing of software-as-a-service, using microservices architecture with technologies like TypeScript and AWS. Candidates should have at least 2 years ...

Senior Software Engineer, Ad Auctions

Teamwork makes the stream work. Roku is changing how the world watches TVRoku is the #1 TV streaming platform in the , Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is ...

Python Software Engineer Cyber Security

Python Software Engineer / Developer London / WFH to £80kDo you have strong backend Python software development experience?You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from a ...

Software Engineer, Codex Core Agents

About the TeamThe Codex Core Agent team builds the kernel of Codex. We own making the agent better, accelerating research, and making those improvements real in production for our users.That means working across the systems that make Codex actually function as an agent in the real world: th ...

Senior Front End Software Engineer

About UsWe’re Cyted - a pioneering gastrointestinal health diagnostics company enabling more patients early access and detection for esophageal cancer and Barrett’s esophagus. Our technology brings a minimally invasive diagnostic approach to market - our EndoSign test combines a swallowable pill-like ...

Software Engineer – Custom I/O

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity. From our London HQ, we unite world‑class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolv ...

Stellar AI: Senior Software Engineer

We are seeking experienced Software Engineers to work on projects across the following tech stacks: Go, React This is an open-ended contract opportunity, structured around project-based work with no set schedules or minimum time or task commitments. Contributors who work with us deci ...

Senior Software Engineer Cloud Infrastructure

About ClickHouse Recognized on the 2025 Forbes Cloud 100 list, ClickHouse is one of the most innovative and fast‑growing private cloud companies. With more than 3,000 customers and ARR that has grown over 250 percent year over year, ClickHouse leads the market in real‑time analytics, data warehou ...

Senior Software Engineer – SAP/AI

ScottishPower HQ, Glasgow (hybrid) Salary from £63,200 + up to 15% bonus, single cover private medical & other excellent benefits. Full‑time, Permanent role (flexible working pattern). Closing date: Monday 22nd of June 2026. Help us create a better future, quicker. <p ...

Senior Avionics Software Verification Engineer

A leading aerospace technology firm in Bristol is seeking a Senior Software Testing Engineer to define Software Verification Plans and verify embedded software for avionics systems. The role requires expertise in embedded C programming, knowledge of safety-critical software verification, and familiarity with RTC ...

Fintech Software Engineer – Payments & Cloud

Edenred Italia S.r.l. seeks a Software Engineer for its London office, focusing on the design and implementation of innovative payment solutions. You will be part of a collaborative team working under Edenred PayTech, a leading fintech company managing over €100 billion in global payments. Ideal candidates will ...

Secure Software Engineer – Android & Backend

SiXworks an IBM company in Cheltenham is seeking a Software Engineer to design and build secure digital solutions. The role involves collaborating with teams to develop applications in Kotlin and backend solutions in Rust, Python, or Go. Benefits include 25 days annual leave, medical cover, a pension p ...

Senior Software Development Engineer C++

As a Senior Software Development Engineer, you will be a key member of a multidisciplinary Product Line team, working within an Agile framework to deliver high quality software for our global customers. You will balance the delivery of new, high performance features with the resolution of technical debt an ...

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 ...

Software Engineer Python, Django, REST

Software Engineer - Python, Django, REST Are you passionate about sustainability and innovation? Join a cutting-edge London-based startup that’s revolutionizing how businesses achieve net zero. With £10 million in funding and a growing team of 10 talented e ...

DV Cleared Senior Software Engineer

Senior Software Engineer - DV Cleared Location: Portsmouth, UK (3 days per week onsite) Employment Type: Permanent, Full-time Security Clearance: Active MoD DV Clearance Required Salary: £70,000 - £90,000 per annum iO associates are seeking an experienced Senior So ...

Software Engineer — Internal Tools & Automation

Cambridge Aerospace in Cambridge is seeking a Software Engineer (Internal Tooling) to enhance efficiency across teams. In this role, you will build and maintain internal tools, collaborating with hardware and test engineers. Key requirements include proficiency in TypeScript, Python, and SQL, along with cloud ex ...

Senior Software Engineer (Back End)

Senior Software Engineer (Back-End) Position DescriptionAt 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 ...

Research Software Engineer, Generative AI

X Note: By applying to this position you will have an opportunity to share your preferred working location from the following: London, UK; Zurich, Switzerland . Minimum qualifications Bachelor's degree in Computer Science, a similar technical field of study, or equivalent pra ...

Test System Software Engineer (Python)

About Camlin Camlin is a global technology leader that operates with the vision of bringing revolutionary products to life for a wide range of industries, including power and rail, and also has interests in a number of R&D projects in a variety of scientific sectors. At Camlin ...

Senior Modelling & Simulation Software Engineer

A pioneering tech company in Haywards Heath seeks a Software Engineer to design and develop software for modelling and simulation tools. The ideal candidate will have over 5 years of experience in commercial-quality software, solid programming skills in Python and C/C++, and a strong mathematical background. Res ...

Software Engineer (Command and Control)

We are looking for a highly capable and adaptable Software Engineer to join our team at our Bristol facility to develop solutions for the next generation of Air Defence Systems! Salary Up to circa £65,000 depending on experience. Dynamic (hybrid) working This particular ...

Senior Software Engineer Quantum Computing

Summary A cutting‑edge deep‑tech company developing advanced computing systems is seeking a Software Engineer to help build and optimise the core software platform that interfaces with highly specialised hardware. This is an opportunity to work on complex, performance‑critical systems at the inte ...

Senior Front End Software Engineer

About Us We are a leading gastrointestinal health company delivering minimally invasive diagnostics to transform access to esophageal care. Our EndoSign test combines a simple, swallowable device with cutting-edge laboratory biomarkers and analytics to detect esophageal cancer and its precursor, B ...

Senior/Staff Software Engineer, Backend

Rive is where designers, animators, and developers build interactive experiences. Design, animate, and code in one place. What you build in the editor is what ships in your app, game, or website. No mockups, no prototypes, no handoff. The real thing. With Rive, designers and developers work with the same ...

Senior/Staff Software Engineer, Backend

Rive is where designers, animators, and developers build interactive experiences. Design, animate, and code in one place. What you build in the editor is what ships in your app, game, or website. No mockups, no prototypes, no handoff. The real thing. With Rive, designers and developers work with the same ...

Embedded Linux Software Engineer (Beamforming)

Intermediate Member of Technical staff, Embedded Linux Software Specialist / EngineerJob Category: EngineeringRequisition Number: INTER011848Posted: May 12, 2026Full-TimeOn-siteLocationsS ...

Graduate Software Engineer Computer Science

Graduate Software Engineer / Developer *Newcastle onsite* £35k+ Start September 2026 Are you a high achieving Computer Science graduate looking for an environment where you'll be challenged, mentored by exceptional engineers and given the opportunity to make a meaningful impact from d ...

Staff Software Engineer Machine Learning

White Collar Factory (95009), United Kingdom, London, London Staff Software Engineer - Machine Learning About this role We're on a mission to transform the way we use data and AI to service our customers and drive efficiency across the business. Do you love shaping the tec ...

Research Software Engineer — Forecasting & HPC

ECMWF is seeking a Research Software Engineer to join the IFS System Design team. The role involves supporting and developing IFS software, managing workflows, and collaborating with multiple teams. You will be responsible for reviewing new contributions to the operational service and providing technical expe ...

Software Engineer Cybersecurity Analytics & Enforcement

Office based in our Moorgate London premises, 4 days per week Join Fortinet, a cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and security. At Fortinet, our mission is to safeguard peo ...

Software Engineer, Research Cumberland Systematic

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Research Engineer

Do you want to build production GenAI systems used daily by legal professionals globally? Are you interested in shipping AI products end to end? Are you excited by complex, high-precision problems where quality truly matters? A fast-growing LegalTech AI scale ...

Senior Java Engineer – FinTech Microservices & Cloud

A leading global financial services firm is seeking an Engineer to join their team in Greater London. The role involves collaborating with the Product team to develop and enhance investment applications using a Java/Springboot stack. The ideal candidate will have experience in delivering high-quality software an ...

Senior Robotics Engineer — Outdoor Autonomy (ROS 2)

Reply is seeking a Senior Robotics Engineer to develop and integrate systems for outdoor robotics. The role involves strong hands-on experience with ROS 2 along with responsibilities like building the ROS 2 software stack, sensor integration, and advising on data strategies. Ideal candidates will hold a relevant ...

Senior Outdoor Robotics Engineer ROS2 & Perception

Reply, Inc. in Greater London is seeking a Robotics Engineer to focus on sensing and perception integration within outdoor robotics systems. This foundational role involves building the core ROS 2 software stack, integrating sensing systems, advising on connectivity strategies, and supporting field trials. Ideal ...

Senior ML Inference & Compiler Engineer

A leading technology company in the UK is seeking a Senior Machine Learning Applications and Compiler Engineer to develop algorithms and optimizations for their compiler stack. You will focus on enhancing inference performance and collaborate closely with cross-functional teams. Qualified candidates will have a ...

Test Systems Software Engineer in Rochester Matchtech

Test Systems Software Engineer Location: Rochester, UnitedKingdom Posted about 1 year ago Tech Stack Python C Responsibilities Verification and Configuration: Existing programming language knowledge such as LabVIEW, TestSta ...

Senior Software Engineer Streaming & Platform Architect

Visa in Greater London is seeking a Senior Software Engineer to own the technical vision and roadmap, lead streaming solutions, and mentor engineers. The role emphasizes event-driven architectures and requires strong expertise in Java and AWS. Candidates should have 9+ years of experience and a passion ...

AI Engineer

About the Company Stackfix is a high-growth AI implementation firm backed by Tier 1 investors. They bridge the gap between frontier AI and real-world business operations, deploying production-grade AI systems for PE funds and manufacturers, rather than building generic SaaS tools. About ...

Graduate Software Engineer Python/Java/C/C++

Java Script Works is looking for a Graduate Software Developer to join their team in Cambridge, United Kingdom. The ideal candidate should have a minimum of AAA at A Level or equivalent UCAS points and be proficient in coding with C++, Java, Python, JavaScript, or C#. The role offers a competitive salary of up t ...

Senior Python/Django Tech Lead (SC Clearance)

Public Sector Resourcing is seeking a Senior Full Stack Developer for a 12-month contract based in hybrid locations including London, Manchester, Birmingham, Sunderland, or Belfast. The role requires SC Clearance and an experienced developer who can design, build, and improve software that meets user needs. < ...

Frontend Engineer

About algo1 We’re a VC-backed stealth-mode company building behavioural AI solutions for the retail industry. Our platform is designed from the ground up — no legacy, no patchwork systems — just a clean slate and a clear vision. Our mission is to bring the intelligence of modern machine learning ...

Software Applications Support Engineer in London Apple Inc.

Software Applications Support Engineer London, United Kingdom Posted about 1 year ago Tech Stack Coding Application Scala Java SQL Job Description Focused on Application Support Engineering. Qualifica ...

Software Developer(AI Engineer Neural Rendering & 3D Reconstruction) in Milton Keynes GAK E[...]

Software Developer (AI Engineer - Neural Rendering & 3D Reconstruction) Milton Keynes, United Kingdom Posted 10 months ago Tech Stack Artificial Intelligence REST API Spring Boot Java Experience Required Years of ...

Software Engineer in Halton Phoenix Medical Supplies

Software Engineer Halton, United Kingdom Posted 10 months ago Tech Stack Java C# Job Opportunity Are you Java or C# programmer with commercial experience building high-volume, high-performance, high-availability a ...

Communications Test Engineer in Milton Keynes Belcan

Communications Test Engineer Belcan Milton Keynes, United Kingdom Posted: 9 months ago Tech Stack Python Calibration and Metrology Aspects (statistical error analysis, confidence levels, error budgets) Key Responsibilities ...

Remote Senior Software Engineer (LLM) 34953

Remote Senior Software Engineer (LLM) - 34953 Remote Senior Software Engineer (LLM) - 34953 2 days ago Be among the first 25 applicants Turing is one of the world’s fastest-growing AI companies, pushing the boundaries of AI-assisted software development. Our mission is to empower the ...

Lead Software Engineer, back end (L5/6)

What you’ll do at Synthesia: You will work end-to-end, contributing to our client application written in React and our monolithic backend written in Python, and managing the safe release of your features to our customer base. You will have sole ownership of projects that span mont ...

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