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    Senior Systems Software Engineer Open Source RISC V

    Job Search Place Limited is seeking talented software engineers to join their team in Cambridge, UK. The role focuses on open source semiconductor development, with responsibilities covering various software stack areas from firmware to cloud infrastructure. Candidates should have solid experience with ...

    Senior Software Engineer – Hybrid, AI Driven Cloud/Desktop

    NES Fircroft Engineering Services is seeking a Senior Software Engineer in Abingdon, Oxfordshire. This role involves designing and modernizing high-performance desktop and cloud applications, utilizing your expertise in C#/.NET and C/C++. You will work in a hybrid environment with a focus on collaboration and ...

    Senior Full Stack Software Engineer (Node / Typescript / React)

    Skin + Me is a technology-driven start-up on a mission to revolutionise personalised skincare. We’ve delivered millions of treatments across our multi-brand ecosystem (Skin + Me, Hair + Me, Renew + Me), powered by a proprietary stack that runs everything from our e‑commerce engine to our in‑house manufactu ...

    Senior Full Stack Software Engineer (C#/.NET, React)

    Gearset is the leading DevOps platform for Salesforce - our users can build and manage many aspects of their Salesforce development from within Gearset, from complex CI/CD pipelines to disaster recovery. The Gearset platform is a standalone tool that sits outside of the Salesforce platform, integra ...

    Senior Backend Software Engineer in London Engineering Employment

    Job Description The job responsibilities include: Deploying ML workloads in streaming systems Influencing architecture and owning key infrastructure components Experience in Python Familiarity with JIRA and Confluence Hybrid role – 2 d ...

    Senior Software Engineer Global KYC and Onboarding Java

    Overview Wise is a global technology company, building the best way to move and manage the world’s money. 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 anot ...

    Senior Software Engineer .NET, React, CI/CD Expert

    Java Script Works is seeking a Senior Software Developer based in London, United Kingdom. The role requires expertise in Angular, CI/CD, and a proficient understanding of various programming languages including Python and C#. The compensation range is between £25,000 and £55,000 depending on experience ...

    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 ...

    Senior Software Engineer: Build Scalable, Event‑Driven Backends

    A global premium chauffeur service is seeking a Senior Software Engineer to develop and improve services supporting their platform. The ideal candidate has over 5 years of experience in Ruby or Go, understands the HTTP protocol, and is familiar with REST APIs. Responsibilities include optimizing performance and ...

    Senior Software Development Engineer, CloudFront Control Plane, CloudFront

    AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we’re the people who keep the cloud running. We support all AWS data centres and all of the servers, storage, networking, power, and cooling equipment that ensure our customers have co ...

    Senior Software Engineer Margin Technology Assistant Vice President

    As part of our global technology team, you will be working with a group of passionate engineers who build technical solutions to complex business problems.We are going through a very exciting phase of transformation in margin and collateral domains in Markets Technology, and you will be required to par ...

    Senior Lead Software Engineer Backend Engineering Java/Kotlin

    Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We’re people-first. We ...

    Fullstack Senior Software Engineer (TypeScript, C#, React, AWS)

    2 Vacancies:1 x Permanent Hire1 x Maternity Leave Cover - Fixed Term Employee for 12 monthsLogistics: Hybrid - 2 days per week in our London HQAlto Software Group is a B2B SaaS company that powers more than half of all UK housing transactions each ye ...

    Senior Principal Software Engineer, AI Agents (Dublin, Ireland)

    This hybrid role is based in Dublin, Ireland (Full relocation provided).Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy.Your mission is t ...

    Senior Software Engineer – Margin Technology Assistant Vice President

    Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we bu ...

    Senior Lead Software Engineer AI/ML & Data Platforms

    If you are a software engineering leader ready to take the reins and drive impact, we’ve got an opportunity just for you.As a Senior Lead Software Engineer at JPMorganChase within the AI/ML & Data Platforms group, you lead a technical area and drive impact within teams, technologies, and projects acros ...

    Senior Lead Software Engineer Python, Data, Cloud, AIML

    We have an exciting and rewarding opportunity for you to take your software engineering career to the next level.As a Senior Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank's Markets Research Technology team, you serve as a seasoned member of an agile team to design and ...

    Senior Software Engineer, Guest & Host: EU Backend Lead

    Traveltechessentialist in Greater London is looking for a skilled software engineer with at least 5 years of backend/full-stack experience. The role involves architecting complex features and collaborating with various teams to enhance the company's offerings. The ideal candidate will have strong Java and/or Kot ...

    Senior Full Stack Software Engineer (C#/.NET, React)

    Gearset is the leading DevOps platform for Salesforce – our users can build and manage many aspects of their Salesforce development from within Gearset, from complex CI/CD pipelines to disaster recovery. The Gearset platform is a standalone tool that sits outside of the Salesforce platform, integra ...

    Senior Software Engineer New London, England, United Kingdom

    The Role You will join one of our established high‑performing teams within the Betting division, focusing on the delivery of technical and product‑focused initiatives to expand and scale our industry's leading Sportsbook and Risk Management products. One example is our Advanced Risk team, which c ...

    Senior Software Engineer (C# / Java) Remote & Scalable Backend

    Threecolts is seeking a Software Engineer with 5–8+ years of experience to own features across Inventory Lab’s systems. You will design, build, and maintain scalable services and APIs, ensuring high performance and quality. Key qualifications include strong proficiency in C# and Java, experience with c ...

    Senior Software Engineer, Edge AI for Industrial MPSoC

    UBIETY® Technologies in Ely is seeking a Senior Software Engineer for Edge AI Applications. You will develop software stacks for industrial devices like flow meters and medical imaging instruments, collaborating with FPGA and Signal Processing engineers. The ideal candidate possesses strong skills in E ...

    Senior Staff Software Engineer Risk Assessment Platform, Servicing

    About the Role We are looking for a Senior Staff Engineer (IC5) to join our Risk Assessment Platform squad. Our mission is to build a platform that allows Wise product teams to stay safe and compliant by executing risk assessments quickly and easily, while enabling our Financial Crime and Complia ...

    Senior Python Software Engineer | AWS, Client Facing, Hybrid

    A leading recruitment agency is seeking a Senior Software Engineer (Python) in Bristol. This hybrid role involves working with Agile teams and clients to develop bespoke software solutions. Candidates should have strong Python skills, AWS experience, and client-facing consultancy capabilities. A British passport ...

    Senior Front End D3 Javascript Software Engineer Holborn

    Senior Front End D3 Javascript Software Engineer - Holborn Our Client wants to recruit a Senior Front End Software Developer with at least 7 to 10 years expertise of working with D3 React and Javascript. You will be involved with creating sophisticated, robust and easy to use web apps whi ...

    Senior C/C++ Software Engineer Hybrid, DV Clearance

    Searchability is looking for a Senior C / C++ Software Engineer in Cheltenham, UK, offering a salary of up to £80,000 depending on experience. The role involves designing and developing complex software solutions, contributing to architecture, and ensuring code quality. With hybrid working arrangements ...

    Senior Software Engineer, Shared Platform — Cloud/API Excellence

    Capital One (Europe) plc is seeking a Senior Software Engineer to work in a cross-functional team focused on developing software solutions for the UK API Gateway. Candidates should have robust programming skills, particularly in Java, and experience with cloud solutions, especially AWS. Additional benefits inclu ...

    Senior Staff Software Engineer Risk Assessment Platform, Servicing

    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, W ...

    Senior Software Engineer, Risk Tech – Build VaR Platforms

    A diversified trading firm is seeking a Senior Software Engineer to enhance their Unified Platform - Risk team. The role involves designing and maintaining API and service platforms, with responsibilities across the development lifecycle. Ideal candidates should be fluent in various programming languages and pos ...

    Senior Backend Software Engineer (Python) in London NLPatent

    Overview London, United Kingdom Posted 2 months ago This is a job posted by our partner Jooble Below is the snippet of the job description. To read the full text, please click on the Apply Now link. Qualifications 5+ years of commercial engineerin ...

    Senior Software Engineer — CMS + AI Platform (Remote UK)

    Optimizely is seeking a Senior Software Engineer to join their CMS product teams in the UK. You will help shape the future of their products while collaborating closely with experienced engineers. The role involves designing and implementing software solutions, ensuring quality, and mentoring teammates. < ...

    Senior Software Engineer, Hegel PBT (Python/Rust) London

    Antithesis is looking for a software engineer in London to develop Hegel, our property-based testing libraries. You will be responsible for building open-source libraries that enhance software reliability. We value high standards of engineering and collaborative culture. The ideal candidate has experie ...

    Senior Software Engineer 3D Printing (Cambridge On site)

    Select how often (in days) to receive an alert: Select how often (in days) to receive an alert: Stratasys is a world leader in 3D printing! Stratasys is leading the global shift to additive manufacturing with innovative 3D printing solutions for industries such as aerosp ...

    Senior Software Engineer in London Close Brothers Group

    Senior Software Engineer London, UnitedKingdom Posted 10 months ago This is a job posted by our partner Jooble Tech stack Databases Spring Framework Spring Boot Software Engineer SQL JPA Java ...

    Senior Software Engineer End to End Solutions Lead

    Fibrus is seeking an experienced Senior Developer to join their engineering team in Belfast. You will be responsible for designing and delivering complex software solutions, contributing to architectural decisions, and providing technical leadership. The role requires strong skills in Python and front-end fra ...

    Senior Software Engineer — Build High Impact Web Platforms

    Europython is seeking a Senior Developer for multiple locations including London, Barcelona, Edinburgh, and Berlin. The candidate will need extensive experience in building technically complex products across various web programming languages. They should have a passion for quality, efficiency, and a commitment ...

    Senior Software Engineer, Machine Learning in London Runna

    Runna help everyday runners become outstanding by providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon. To date we have built iOS, Android and Apple watch apps that help people achieve their goals by coaching them thr ...

    Senior Software Engineer / Reliability Engineering Real time Data

    Description & Requirements Our department is responsible for efficiently distributing financial data from its source to interested users all around the world. This includes (for example) stock prices or foreign exchange rates. Data can either be served in response to a request or streamed in real ...

    Senior Software Engineer (Associate) Full Stack React/AWS

    Java Script Works is seeking a Senior Software Engineer (Associate) to work in London, United Kingdom. This full-time position offers competitive compensation and opportunities to work with modern technologies such as C#, .NET core, and React.js. Ideal candidates will possess strong technical abilities ...

    Senior Software Engineer, Cloud AI for Financial Reporting

    WeAreTechWomen is seeking an experienced engineer to join the Reporting team in Birmingham. This role focuses on developing a cloud-based reporting platform for financial regulatory obligations. Candidates should have significant software development experience, particularly in Java or Python, and experience ...

    Senior Software Engineer Python Climate Tech London (Hybrid)

    This is a great chance to join a well funded start up in the climate tech space and make a real impact as they continue to grow. The team are using Python but open to a range of backgrounds - we are looking for strong engineers with a passion for all things climate tech and happy in a start up environment. ...

    Senior Software Engineer I – Wise for Enterprise – Java

    About the role We are looking for a Senior Product Engineer, you’ll be an integral part of our dynamic Wise for Banks team, working at the forefront of innovation, playing a key role in building scalable and robust systems that power our global payment network. You’ll collaborate closely with Imp ...

    Senior Software Engineer – Full Stack, Ownership, AI/ML

    Bite Engineering is looking for a Senior Software Engineer based in London. The role involves shipping features across the full stack, working on technologies like Node.js and React. The successful candidate will have at least 8 years of experience, preferably in a startup environment. Responsibilities ...

    Senior Software Engineer (Full Stack) to £100K + equity

    Senior Software Engineer (React, TS, Node, Postgres, Redis) A well-backed core business systems tech scale-up based in Central London, building AI-powered workforce software for fast-growing businesses. Strong product culture, lean team, and a genuine focus on solving real problems. xwzovoh </ ...

    Senior C++ Software Engineer Graphics Tech, GPU & TDD

    Platform Recruitment is seeking a Senior Software Engineer (C++) to join a small, innovative team in Cambridge. This role focuses on writing high-performance C++ code and establishing test-driven development practices. Applicants should have over 4 years of commercial C++ experience and a strong interest in grap ...

    Senior Software Engineer Embedded Systems, On site Surrey

    Premier IT is seeking a Senior Software Engineer to join their engineering team in East Horsley, Surrey. This role involves hands-on development and technical leadership in a collaborative environment. You will lead software design, support project execution, and mentor other engineers. The ideal candi ...

    Senior QA Engineer AI Driven Robot Software & Hardware

    A robotics company in the United Kingdom is seeking an experienced Senior QA Engineer to enhance the testing processes for humanoid robots. This role focuses on designing and implementing tests, working closely with hardware and software teams to ensure quality and reliability. The ideal candidate should have ov ...

    Senior Software Engineer End to End, AI Driven

    Opus 2 in Edinburgh is seeking a Senior Engineer to lead complex projects and enhance team capability. This role focuses on full-cycle engineering with an emphasis on using AI tools effectively. You'll shape the engineering strategy and mentor others, with a commitment to quality and operability in a fast- ...

    Senior Software Engineer – Hybrid (PHP/Laravel, React, AWS)

    A growing technology firm in Sheffield seeks a Senior Software Engineer to drive best engineering practices and oversee the development of high-quality software. The role involves working with PHP, Laravel, React, TypeScript, and AWS while collaborating with various teams. You will mentor junior engineers and he ...

    Senior Software Engineer: AI Driven, Scala & Kafka Lead

    A technology firm specializing in betting solutions is seeking a Senior Software Engineer to join their London-based team. The role involves leading the design of scalable systems and requires strong expertise in Scala and familiarity with tools like Kafka. The successful candidate will work in a hybrid environm ...

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