108 programmer jobs found

Job Description: Application Software Engineer – JavaScript A fantastic opportunity for talented Software Developers, to join an industry-leading software company in Cambridge offering the opportunity to work on a wide variety of web application infrastructure projects using a diverse toolset, with an emphasis on JavaScript, Node.js and related frameworks. Location – You can choose to be based from the London or Cambridge office (3 days on site, 2 days remote) Salary – Negotiable + comprehensive benefits Requirements for Application Software Engineer – History of academic excellence including a 2:1 or 1st class honours degree from a leading university plus AAB at A Level (or equivalent UCAS points) Solid commercial experience using JavaScript and ideally, node.js and related technologies/frameworks - top new graduates considered for the Cambridge office You class yourself as a tech innovator and the idea of shaping products and...

Job Description: Job Description About Digital Asset & the Canton Network Digital 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. At the heart of this mission is the Canton Network - the blockchain purpose-built for institutional finance. Uniquely combining privacy, compliance, and scalability, Canton enables real-time, secure settlement across multiple asset classes. Governed by the Canton Foundation with participation from leading financial institutions, it is the proven link between the promise of blockchain and the power of global finance. Founded in 2014 and headquartered in New York City, with offices in London, Zurich, Budapest, Hong Kong, and Sydney— we are on a mission to transform finance— and that transformation is now playing out rapidly on the Canton Network. If you’re interested in...

One of the largest global HFT funds is looking for a talented and dynamic engineer for one of their growing quant trading teams to work on a wide range of exciting and challenging projects. You will collaborate extensively with traders and technologists, taking ownership of both trading & operational issues, as well as the deployment process for production trading, with a view to making it fault-tolerant and scalable. This will involve writing and maintaining a complex Python infrastructure alongside configuration management of the production servers. Unique in their field, this firm combines the lively, positive spirit of a start-up with the stability of a longer-established player. If you're keen to learn about automated electronic trading, and can solve difficult technical problems in a fast-paced and energetic environment, this role is for you. Requirements Strong Python & Linux skills, with some C++/SQL knowledge preferable Solid debugging skills in code...

At Trustpilot, we're on an incredible journey. We're a profitable, high-growth FTSE-250 company with a big vision: to become the universal symbol of trust. We run the world's largest independent consumer review platform, and while we've come a long way, there's still so much exciting work to do. Come join us at the heart of trust! We are growing our engineering teams at Trustpilot and are looking to welcome Senior Software Engineers into our Growth teams! You will join a cross-functional team with full ownership of our products and codebase, where you will take part in every step of the development process, from ideation to maintenance. A place where you can grow as an individual, while also having an influence (or even lead) the direction of projects and technological choices. As a Senior Software Engineer, you will leverage your extensive knowledge and experience to spearhead the development of our products. You'll be instrumental in the technical direction of projects,...

Sr Software Developer- Decisioning - Hybrid, Glasgow, UK Nice to meet you! We’re a leader in data and AI. Through our software and services, we inspire customers around the world to transform data into intelligence - and questions into answers. We’re also a debt-free multi-billion-dollar organization on our path to IPO-readiness. If you're looking for a dynamic, fulfilling career coupled with flexibility and world-class employee experience, you'll find it here. About The Job The R&D Decisioning team is looking for a Sr Software Developer to help us build our industry leading Decisioning portfolio. Our team of full stack developers works with a cutting edge React UI application along side both Java and Go based microservices. You will have the opportunity to contribute to a dynamic team with high standards for engineering excellence. Our technology plays a critical role in the daily operations of our customers, so we invest as much time in the security,...

Job Description: Join Proton and build a better internet where privacy is the default At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to privacy, security and freedom online. Our journey began with Proton Mail, the largest secure email service globally, and has since expanded to include Proton VPN, Proton Calendar, Proton Drive and Proton Pass. These tools empower individuals and organisations to take control of their personal data, break away from Big Tech’s invasive practices and defeat censorship. Our work impacts hundreds of millions of lives, from activists on the front lines defending freedom to leaders in governments protecting sensitive information. In some cases, Proton’s services have even been instrumental in saving lives by...

Warwickshire County Council, 2 x Junior Software Developers (ICT - Application Build) We’re looking for 2 x Junior Software Developers to support the design and delivery of effective ICT solutions across the council. This role is ideal for someone who enjoys problem‑solving, collaborating with others, and shaping services that meet real user and business needs. About The Role You will: Contribute to analysing user and business requirements Contribute to the support and maintenance of multiple systems, both for internal use as well as external customer facing Support the design and modelling of new and improved services Work with ICT tools to develop and communicate solution options Help translate business needs into clear requirements for the development team Liaise with stakeholders across business, change and technical areas Identify opportunities to reuse existing systems and align to ICT architecture Support workshops, process mapping and service redesign...

Purpose Of The Role * SC ELIGIBILITY REQUIRED* The Junior Software Engineer will support the development and maintenance of software applications and systems. This role is ideal for recent graduates or early-career professionals looking to build their technical skills in a collaborative environment. The responsibilities include writing clean code, participating in code reviews, debugging issues, and contributing to team projects under the guidance of senior engineers. The ideal candidate is eager to learn, has strong foundational programming skills, and demonstrates a passion for software development. While prior professional experience is not required, familiarity with modern development practices and a willingness to grow are essential. Job Title Junior Software Engineer Job Description What you'll be doing: Writing clean, readable, and well-documented code, following team conventions and best practices. Participating in peer code reviews, both giving and...

Teamwork makes the stream work.   Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., 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 to be the TV streaming platform that connects the entire TV ecosystem. We connect consumers to the content they love, enable content publishers to build and monetize large audiences, and provide advertisers unique capabilities to engage consumers. From your first day at Roku, you'll make a valuable - and valued - contribution. We're a fast-growing public company where no one is a bystander. We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines.   About   the   role   Are you eager to dive into the world of observability and contribute to building the next generation of Roku's...

Summary Leading global HFT firm is looking for a pragmatic C/C++ Engineer to join the Core Development team. Despite serving as the hub for managing the substantial operations across the UK, Europe and the Middle East, the London office retains a lively, positive environment of a start-up with the stability of a longer-established player. Core Dev is a global group of technologists who architect, build and maintain the algorithmic trading platform. This is a fast-paced area, where taking ideas through to deployment must be fast and accurate. As a high performance software engineer, you'll work with technologists & traders to build the next generation of software solutions in areas such as fast networking, high performance computing, and real-time acceleration. Technology is prized by the traders as crucial to their continued success. This role would suit someone who has a combination of low-level software engineer skills paired with computer architecture understanding, and...

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 scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. We’re also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. We’re always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our community and each other. Ready to join a mission that matters? The future of cybersecurity starts with you....

Teamwork makes the stream work.   Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., 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 to be the TV streaming platform that connects the entire TV ecosystem. We connect consumers to the content they love, enable content publishers to build and monetize large audiences, and provide advertisers unique capabilities to engage consumers. From your first day at Roku, you'll make a valuable - and valued - contribution. We're a fast-growing public company where no one is a bystander. We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines.   About this area Platform Quality Engineering (PQE) focuses on ensuring high-quality delivery across Roku’s TV platform by developing automation, engineering tools, and...

The Tripadvisor Group connects people to experiences worth sharing, and aims to be the world’s most trusted source for travel and experiences. We leverage our brands, technology, and capabilities to connect our global audience with partners through rich content, travel guidance, and two-sided marketplaces for experiences, accommodations, restaurants, and other travel categories. The subsidiaries of Tripadvisor, Inc. (Nasdaq: TRIP), include a portfolio of travel brands and businesses, including Tripadvisor, Viator, and TheFork. The Tripadvisor Experiences Engineering team is distributed across Europe and is responsible for tripadvisorexperiences.com, the Tripadvisor Experiences mobile apps and all their supporting infrastructure. We run the systems that help operators build their businesses and those which enable third parties to utilise our inventory. We provide the tools which help our customer services team provide world class service to travellers and operators internationally....

In the face of the present climate crisis, there is pressing need for skilled software engineers to aid climate scientists in delivering a new generation of high-quality, high-performance, and high-assurance models. The Institute of Computing for Climate Science (ICCS) is a multi-disciplinary institute that has been established to develop and deploy machine learning and computational tools to advance the understanding of climate systems and inform decision-making for both climate change prediction and mitigation. A core part of the Institute is our team of Research Software Engineers (RSEs) who reside in Research Computing Services. ICCS RSEs work closely with several international teams of climate scientists, including the Schmidt Sciences' Virtual Earth Systems Research Institute, to develop the next generation of climate modelling tools and work with other members of ICCS to identify and implement projects which can have a wider impact beyond the immediate climate science...

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system. Take onboarding, for example. With Rippling, you can hire a new employee anywhere in the world and set up their payroll, corporate card, computer, benefits, and even third-party apps like Slack and Microsoft 365—all within 90 seconds. Based in San Francisco, CA, Rippling has raised $1.4B+ from the world’s top investors—including Kleiner Perkins, Founders Fund, Sequoia, Greenoaks, and Bedrock—and was named one of America's best startup employers by Forbes. We prioritize candidate safety. Please be aware that all official communication will only be sent from @Rippling.com addresses. About The Role As a Senior Software Engineer on the Global Payroll...

Join Axon and be a Force for Good. At Axon, we’re on a mission to Protect Life. We’re explorers, pursuing society’s most critical safety and justice issues with our ecosystem of devices and cloud software. Like our products, we work better together. We connect with candor and care, seeking out diverse perspectives from our customers, communities and each other. Life at Axon is fast-paced, challenging and meaningful. Here, you’ll take ownership and drive real change. Constantly grow as you work hard for a mission that matters at a company where you matter. Your Impact As a Software Engineer in Forensic Intelligence, you'll work within a team building capabilities that enable public safety agencies to investigate and analyse the video evidence that officers rely on every day, stored in Evidence.com. You'll contribute to a technically diverse and challenging domain - spanning media processing pipelines, forensic analysis tools, and video format R&D - with mentorship from...

Are you interested in working on pioneering compiler technology whilst helping to lead and develop our team of dedicated engineers to achieve their full potential? We have an opening for an exciting and varied role in our GNU Tools team in Cambridge, UK. In this role you will collaborate with the GNU community, contributing to the open-source GCC compiler and other GNU projects, to make the best use of Arm architectural features such as SVE and SME. You may also help analyse and improve the performance of applications and benchmarks running on Arm hardware. Previous experience working with GNU or other compiler toolchains will be desirable. Responsibilities Identify and implement changes to GCC compiler, libraries and open source applications to optimise benchmark workloads. Improve the open-source GNU framework to better support Arm architectural features and core designs. Participate in the open source GNU community, including reviews upstream and opportunities to...

JOB DETAILS JOB BAND: C CONTRACT TYPE: Permanent DEPARTMENT: BBC Product Group, Recommendations LOCATION: Newcastle / London / Salford / Glasgow / Cardiff – Hybrid, 1 day per week in the office PROPOSED SALARY RANGE: £45,000 - £55,000 depending on relevant skills, knowledge and experience. The expected salary range for this role reflects internal benchmarking and external market insights. We're happy to discuss flexible working. If you'd like to, please indicate your preference in the application – though there's no obligation to do so now. Flexible working will be part of the discussion at offer stage. PURPOSE OF THE ROLE Join a team at the forefront of one of the most exciting, far reaching and technically complex fields in the BBC - Recommendations. You’ll be joining a recommendation capability team whose job is to build machine learning powered recommender systems, that combined, serve millions of recommendations every hour. We help make the BBC’s digital services...

Teamwork makes the stream work.   Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., 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 to be the TV streaming platform that connects the entire TV ecosystem. We connect consumers to the content they love, enable content publishers to build and monetize large audiences, and provide advertisers unique capabilities to engage consumers. From your first day at Roku, you'll make a valuable - and valued - contribution. We're a fast-growing public company where no one is a bystander. We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines.   About the role Join our team as a Software Engineer Intern, where your passion for technology and creativity will drive our success. We offer a paid 12-week internship, starting...

Lead AI Developer - Salary £110,000 - £130,000 This is a great job for someone who thrives on building robust, production-grade generative and agentic AI systems that create significant, measurable value. They will find fulfilment in leading engineering teams, setting high standards (architecture, code quality, and operational readiness), and mentoring colleagues, all while maintaining hands-on technical excellence. The role requires the ability to distil complex concepts into clear, actionable ideas, fostering effective collaboration with stakeholders spanning product, data, and technology. This person will be the technical lead for our AI transformation, upholding the highest engineering standards for responsible, transparent, and ethical AI in a large FTSE 100 company. A bit about the job: Within Aviva's Customer & Marketing (C&M) function, the Customer Science team uses data to understand customers so we can be more relevant and take better actions. We are...

Job Description: Senior Python Developer – Team Lead A fantastic opportunity for a Senior Python Developer to join a UK-based technology organisation working on large-scale, cloud-native platforms within the education sector. Having grown their engineering capability, they are now looking to bring in a hands-on Team Lead who can set technical standards, mentor developers, and play a key role in shaping the future of their backend systems. This role suits someone who enjoys remaining close to the code while providing technical leadership and direction. Location: Remote (UK-based) Salary: £60,000 – £70,000 per annum + benefits Requirements for Senior Python Developer – Team Lead Strong commercial experience working in a senior Python engineering capacity Degree educated in Computer Science or similar Experience operating in a technical leadership or team lead role Proven experience designing and building scalable backend systems Strong...

Job Description: ? Graduate Software Developer / Quantitative Developer / Quantitative Researcher ? Location: London (Hybrid) ? Compensation: Up to £180,000 + Bonus + Benefits ? Client: Prestigious Buy-Side Firm ? Kickstart Your Career in Technology & Quantitative Finance Just graduated and ready to launch your career at the intersection of technology, mathematics, and finance ? Join an elite global trading firm where innovation drives everything — no legacy systems, no bureaucracy, just cutting-edge tech and world-class mentorship . You’ll work on greenfield projects from day one, collaborating with exceptional engineers, quants, and researchers to build the systems and models shaping the future of global trading. ? What You’ll Do ? Design and enhance advanced trading systems and analytics platforms ? Develop and implement your own quantitative models and research ideas ? Collaborate closely with top technologists,...

Job Description: Senior Python Developer – Team Lead A fantastic opportunity for a Senior Python Developer to join a UK-based technology organisation working on large-scale, cloud-native platforms within the education sector. Having grown their engineering capability, they are now looking to bring in a hands-on Team Lead who can set technical standards, mentor developers, and play a key role in shaping the future of their backend systems. This role suits someone who enjoys remaining close to the code while providing technical leadership and direction. Location: Remote (UK-based) Salary: £60,000 – £70,000 per annum + benefits Requirements for Senior Python Developer – Team Lead Strong commercial experience working in a senior Python engineering capacity Degree educated in Computer Science or similar Experience operating in a technical leadership or team lead role Proven experience designing and building scalable backend systems Strong...

Job Description: Senior Python Developer – Team Lead A fantastic opportunity for a Senior Python Developer to join a UK-based technology organisation working on large-scale, cloud-native platforms within the education sector. Having grown their engineering capability, they are now looking to bring in a hands-on Team Lead who can set technical standards, mentor developers, and play a key role in shaping the future of their backend systems. This role suits someone who enjoys remaining close to the code while providing technical leadership and direction. Location: Remote (UK-based) Salary: £60,000 – £70,000 per annum + benefits Requirements for Senior Python Developer – Team Lead Strong commercial experience working in a senior Python engineering capacity Degree educated in Computer Science or similar Experience operating in a technical leadership or team lead role Proven experience designing and building scalable backend systems Strong...