51 to 75 of 85 Software Engineer Jobs in Wales

the state-of-the-art in Artificial Intelligence and achieve the best chance of human-aligned AGI. We are seeking an early career Graduate Software Engineer to assist in building our Python LLM evaluation library, working closely with the Engineering and Science teams. Remote work within the UK … is welcome. As one of our first hires, this is a high-impact, high-ownership role. You will influence our software and product roadmaps, engage with users and customers to foster platform adoption, and have a significant role in shaping the company's technical direction. Key responsibilities Working directly … the CTO, you will lead the development of our open source Python tools and grow our community. The ideal candidate has a passion for software and AI, with experience in LLMs, open source contributions, or personal projects. Responsibilities include: Developing our Python open source evaluation library; Engaging with the More ❯

challenging projects to bring a range of features to life within Unreal Engine. Whether implementing core technology, gameplay, UI, networking audio or rendering a software engineer creates efficient, readable, and maintainable code to ship quality features. You'll join a team to collaborate together to build engaging and … Use critical thinking skills to address bugs efficiently and safely as projects finalize. Technical Design: Bring creative ideas and solutions to life with collaborative software engineering processes. Code Review: Conduct code reviews, provide constructive feedback, and set an example of quality code implementation that adheres to coding standards. What … well as opportunities to collaborate across disciplines, internal tech talks, and the chance to learn from specialists with backgrounds from across the games and software development industries. Work-Life Balance: We really believe that home life comes first and we promote a flexible working environment. And as an added More ❯

at the opportunity to Get Sh!t Done on a global scale. About the Role: We are looking for a talented and experienced Unreal Engineer to join our team. In this role, you will be a key contributor to upcoming video games. You will work on challenging projects to … bring a range of features to life within Unreal Engine. Whether implementing core technology, gameplay, UI, networking audio or rendering, a software engineer creates efficient, readable, and maintainable code to ship quality features. You’ll join a team to collaborate together to build engaging and innovative experiences. What … Use critical thinking skills to address bugs efficiently and safely as projects finalize. Technical Design: Bring creative ideas and solutions to life with collaborative software engineering processes. Code Review: Conduct code reviews, provide constructive feedback, and set an example of quality code implementation that adheres to coding standards. What More ❯

mid-sized technology firm - born from the merger of two long-established engineering companies (one UK-based, one US-based) - is looking for a Software Verification Engineer to support the development of high-integrity embedded systems. With a strong presence in aerospace and defence markets, this is a … verification strategies for critical real-time systems. About the Role We're looking for verification-focused engineers who take pride in validating complex embedded software that underpins life-critical systems. You'll be responsible for ensuring compliance with strict safety and quality standards across avionics, control systems, and mission … development lifecycle. You'll be based in Cardiff, working in a multidisciplinary team. Key Responsibilities Define and execute verification and validation activities for embedded software Develop and maintain test plans, procedures, and reports in line with DO-178 or equivalent safety standards Perform static and dynamic analysis, including unit More ❯

Social network you want to login/join with: An excellent opportunity awaits an experienced software developer with strong .NET and React skills to join a leading software company in a role offering strong technical variety, ongoing development opportunities, and involvement in genuinely interesting projects. This company builds … innovative software and data management systems that support critical decision-making in sectors such as environmental monitoring, infrastructure, and energy. In this role you'll join as a senior member of the development team, taking a hands-on role in the full lifecycle of a specialist management platform. You … or interest in scientific, environmental, or infrastructure-related domains is a bonus. This is an excellent opportunity to join a collaborative and tech-focused software team in a senior position offering a mix of engineering depth, meaningful projects, and long-term growth. The Role: *Full-stack development using .NET More ❯

mid-sized technology firm - born from the merger of two long-established engineering companies (one UK-based, one US-based) - is looking for a Software Verification Engineer to support the development of high-integrity embedded systems. With a strong presence in aerospace and defence markets, this is a More ❯

Role: Contract Senior Embedded Software Engineer. Rate: 60phr + VAT, outside IR35 Duration : 6 months Location: Cardiff Supporting a renewable energy technology company, with offices in Cardiff, we are looking for a contract senior embedded software engineer. This is an opportunity to join a team in process of … team in place. You would work on real world, products which make a big difference to their global customers. Key Experience & Responsibilities: - Embedded C++ Software Development - STL - Object Orientated Programming - Embedded Linux - RTOS - Work with existing libraries of programme - Unit & System Testing - Undertake & Complete all relevant Project/Product … documentation Desirable: Full product lifecycle experience Testing and debugging Education: - Degree in a relevant area such as Software or Electronic Engineering If interested, please send across an updated CV. More ❯

editing components. Esri has a Relocation Assistance Program and can provide support with relocating to the Cardiff area for this position. Responsibilities Build C++ software components that follow industry and team-standard design patterns, development methodologies, and deployment models Develop excellent software for use in field mapping, data … collection, sensor networks, street navigation, and more, with the initial focus being on geometry, geometry editors and text related components Collaborate with other software and product engineers throughout the development process Discuss user requirements; design and develop library APIs and implementations Articulate and solve complex problems with design, development … collaborate in SDK environments (e.g. Kotlin, Qt, .Net, Swift, Flutter), when required, for testing, investigation and prototyping Requirements 2+ years of commercial/academic software development experience, including debugging algorithms, and designing functions and class structures Experience with IDEs, compilers, and development tools for Linux, Windows or MacOS Fluent More ❯

An exciting opportunity has arisen with our client, for a Full Stack Software Developer - for an exciting cutting edge Technology company in Cardiff. The Opportunity: You will play a critical role in ensuring the continued performance, security, and scalability of the platform, and you'll own the system’s More ❯

that help our partners' games delight players globally. While prior game development experience is not required, our ideal candidates will have experience working within software development teams to deliver high-performance, highly scalable, and well-documented platform-based products. Additionally, they should have an openness to new challenges, the … Rust Databases: PostgreSQL, MySQL, MongoDB, and NoSQL Infrastructure: Terraform, Docker, and Kubernetes CI/CD: GitHub Actions, Jenkins, and ArgoCD Agile: Experience with the Software Development Lifecycle (SDLC) and an understanding of Agile practices. Improvements: Demonstrated history of leaving behind artefacts and leaving something in a better state than … well as opportunities to collaborate across disciplines, internal tech talks, and the chance to learn from specialists with backgrounds from across the games and software development industries. Work-Life Balance: We really believe that home life comes first and we promote a flexible working environment. And as an added More ❯

friends and all the good stuff that makes us smile! We also love dogs and have a fair few in our office! As a Software Development Engineer at Veeqo, you will be designing and building the software to support our journey from recent acquisition to operating at … is both creative and technical, and who wants to work near the beautiful beaches of Swansea, Wales. BASIC QUALIFICATIONS Experience in professional, non-internship software development Experience programming with at least one modern language such as Java, C++, or C# including object-oriented design Experience with full software More ❯

customers and looking after our teams. We understand that success is achieved through our people, and we are searching for two committed and passionate Software Engineers to join our growing business. Purpose of the role As a Developer within the Online IT team, you will be working with an More ❯

Description Starling is the UK's first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money More ❯

ll enjoy plenty of autonomy and take full ownership of your work, from ideation to execution. You’ll have the unique opportunity to build software from the ground up and witness firsthand how your code evolves into a product used at scale. Simplify relentlessly. Is every component essential? Do … we need this process? As a Bending Spoons engineer, your mission is to turn complexity into simplicity. Whether optimizing CI/CD pipelines, writing maintainable code, or crafting minimalist architectures, your drive to simplify will power scalable, future-proof solutions. What we look for Reasoning ability. Given the necessary More ❯

ll enjoy plenty of autonomy and take full ownership of your work, from ideation to execution. You’ll have the unique opportunity to build software from the ground up and witness firsthand how your code evolves into a product used at scale. Simplify relentlessly. Is every component essential? Do … we need this process? As a Bending Spoons engineer, your mission is to turn complexity into simplicity. Whether optimizing CI/CD pipelines, writing maintainable code, or crafting minimalist architectures, your drive to simplify will power scalable, future-proof solutions. What we look for Reasoning ability. Given the necessary More ❯

ll enjoy plenty of autonomy and take full ownership of your work, from ideation to execution. You'll have the unique opportunity to build software from the ground up and witness firsthand how your code evolves into a product used at scale. Simplify relentlessly. Is every component essential? Do … we need this process? As a Bending Spoons engineer, your mission is to turn complexity into simplicity. Whether optimizing CI/CD pipelines, writing maintainable code, or crafting minimalist architectures, your drive to simplify will power scalable, future-proof solutions. What we look for Reasoning ability. Given the necessary More ❯

we thrive at the opportunity to Get Sh!t Done on a global scale. About the Role: We are looking for a talented Unity Engineer to join our growing team. As a Unity Engineer, you will play a crucial role in the development of new and existing games … well as opportunities to collaborate across disciplines, internal tech talks, and the chance to learn from specialists with backgrounds from across the games and software development industries. Work-Life Balance: We really believe that home life comes first and we promote a flexible working environment. And as an added … want you to apply. Our team members come from a variety of different industries, not all of which are immediately relevant to game or software development, and we welcome all candidates of similarly varied backgrounds, communities, and identities. Rocket Science is an equal opportunity employer and is committed to More ❯

Specialised Skills & Knowledge Direction and receptive to change Proficiency with fundamental front-end languages such as TypeScript, JavaScript, SCSS & HTML Familiarity with other JavaScript frameworks; Node.js, React.js Understanding of eCommerce Experience with Commerce Platforms, CMS tools Experience with Cloud computing More ❯

Social network you want to login/join with: Software Developer – AI/Computer Vision | Real-Time Sports Analytics | Fully Remote I’m working with a cutting-edge sports tech startup that’s using AI and computer vision to reshape how fans, coaches, and analysts experience live games. They … re on the hunt for a software developer to join their AI/CV team and build real-time systems that push insights to customers as the action unfolds. You’ll be right in the engine room, working closely with a tight-knit AI team on projects across football More ❯

Social network you want to login/join with: Software Developer – AI/Computer Vision | Real-Time Sports Analytics | Fully Remote I’m working with a cutting-edge sports tech startup that’s using AI and computer vision to reshape how fans, coaches, and analysts experience live games. They … re on the hunt for a software developer to join their AI/CV team and build real-time systems that push insights to customers as the action unfolds. You’ll be right in the engine room, working closely with a tight-knit AI team on projects across football More ❯

within your team in partnership with principal and distinguished engineers. Technologies and experience: Experience with Cloud Technologies (we use Azure). Strong experience with software lifecycle management Strong experience working within the Microsoft ecosystem Experience working in an agile environment Demonstrable experience of coming up with novel ways to More ❯

I'm currently looking for a Web Developer to join a growing team, working on-site in South Wales, near Cardiff. You'll be responsible for maintaining and enhancing a portfolio of e-commerce websites built on Shopify Plus, as More ❯

I'm currently looking for a Web Developer to join a growing team, working on-site in South Wales, near Cardiff. You'll be responsible for maintaining and enhancing a portfolio of e-commerce websites built on Shopify Plus, as More ❯

a dynamic, independent division, this role will play a pivotal part in powering the predictive engine behind smarter pricing decisions. THE ROLE As a Software Engineering Manager, you will lead a small, high-performing team focused on building the infrastructure that powers core AI and ML capabilities. Your work … and largely autonomous team Driving technical excellence and being the go-to technical leader within the Science Platform team SKILLS AND EXPERIENCE The successful Software Engineering Manager will have the following skills and experience: Strong recent experience with Kubernetes, auto-scaling systems, and infrastructure on GCP Proficiency in Python … workflows Proven ability to lead and inspire engineers through technical depth and guidance Comfortable being hands-on while balancing strategic leadership BENEFITS The successful Software Engineering Manager will receive the following benefits: Salary between £100k - £110k – depending on experience Mostly remote work, meeting the team 1x per quarter in More ❯

a dynamic, independent division, this role will play a pivotal part in powering the predictive engine behind smarter pricing decisions. THE ROLE As a Software Engineering Manager, you will lead a small, high-performing team focused on building the infrastructure that powers core AI and ML capabilities. Your work … and largely autonomous team Driving technical excellence and being the go-to technical leader within the Science Platform team SKILLS AND EXPERIENCE The successful Software Engineering Manager will have the following skills and experience: Strong recent experience with Kubernetes, auto-scaling systems, and infrastructure on GCP Proficiency in Python … workflows Proven ability to lead and inspire engineers through technical depth and guidance Comfortable being hands-on while balancing strategic leadership BENEFITS The successful Software Engineering Manager will receive the following benefits: Salary between £100k - £110k – depending on experience Mostly remote work, meeting the team 1x per quarter in More ❯