1 to 25 of 59 Software Engineering Jobs in South Wales

supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and agents; and second, by applying that expertise to help enterprises transform AI from proof of concept … into proprietary intelligence with systems that perform reliably, deliver measurable impact, and drive lasting results on the P&L. Project Overview: As a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code ...

supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and agents; and second, by applying that expertise to help enterprises transform AI from proof of concept … into proprietary intelligence with systems that perform reliably, deliver measurable impact, and drive lasting results on the P&L. Project Overview: As a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code ...

Software Engineer/Backend Engineer/Fullstack Engineer/Software Developer London/Remote Reports To: CTO About the company Our client is a FinTech dedicated to building secure, high performance platforms trusted by banks, fintechs, and global merchants. With a culture centred on innovation, scalability, and reliability … they are expanding their engineering capability to support their growth. Role overview We are seeking a skilled Software Engineer to join the growing engineering team. You will design, develop, and maintain scalable backend services and APIs that power high volume transactions. This position is ideal ...

Software Engineer/Backend Engineer/Fullstack Engineer/Software Developer London/Remote Reports To: CTO About the company Our client is a FinTech dedicated to building secure, high performance platforms trusted by banks, fintechs, and global merchants. With a culture centred on innovation, scalability, and reliability … they are expanding their engineering capability to support their growth. Role overview We are seeking a skilled Software Engineer to join the growing engineering team. You will design, develop, and maintain scalable backend services and APIs that power high volume transactions. This position is ideal ...

Software Engineer 📍Bridgend - (hybrid working once fully trained in role) 💷£33,000 - £38,000 We’re partnering with a manufacturing organisation seeking a Software Engineer to join their Engineering team. This is an exciting opportunity to work at the intersection of manufacturing technology, IT systems, and data … supporting advanced production environments through innovative software solutions. 🔧 The Role You’ll play a key role in developing and supporting manufacturing IT systems, driving improvements in data management, system performance, and production technology integration. Working within a collaborative engineering environment, you will: Maintain and enhance critical manufacturing ...

trusted partner to the Ministry of Defence, our client is seeking an Embedded Ada Software Engineer to join their growing Software team in Bristol. You will work on cutting-edge technology at the forefront of European missile system design, delivering secure, reliable, and mission-critical solutions. The System … Software department develops Command and Control (C2) software for land and maritime platforms and is expanding the Sea Viper and Sea Ceptor C2 teams to support the next generation of advanced naval air defence systems. Key Responsibilities:You will contribute across the full software engineering lifecycle ...

Software Engineer Bridgend - (hybrid working once fully trained in role) £33,000 - £38,000 Were partnering with a manufacturing organisation seeking a Software Engineer to join their Engineering team. This is an exciting opportunity to work at the intersection of manufacturing technology, IT systems, and data, supporting … advanced production environments through innovative software solutions. The Role Youll play a key role in developing and supporting manufacturing IT systems, driving improvements in data management, system performance, and production technology integration. Working within a collaborative engineering environment, you will: Maintain and enhance critical manufacturing IT systems Take ...

Símbolo We are looking for a Senior Engineer to establish and lead our new Developer Experience team. This team's mission is to improve engineering productivity, consistency, and satisfaction by building and maintaining the systems, processes, and tooling that underpin our Software Development Lifecycle (SDLC). You will … shape how our engineers build, test, release, and monitor software, ensuring frictionless workflows while keeping ownership of business logic, test quality, and development practices firmly with the product engineering teams. This is a hands-on role with significant influence: you will design systems, implement tooling, measure productivity gaps ...

Símbolo We are looking for a Senior Engineer to establish and lead our new Developer Experience team. This team's mission is to improve engineering productivity, consistency, and satisfaction by building and maintaining the systems, processes, and tooling that underpin our Software Development Lifecycle (SDLC). You will … shape how our engineers build, test, release, and monitor software, ensuring frictionless workflows while keeping ownership of business logic, test quality, and development practices firmly with the product engineering teams. This is a hands-on role with significant influence: you will design systems, implement tooling, measure productivity gaps ...

Senior Software Engineer/Agentic AI and Machine Learning Conquer AI Location: UK based, remote friendly About Us! Conquer AI is a specialist AI consultancy and software engineering firm that helps enterprises reimagine critical processes using AI. We work with FTSE 100, FTSE 250, and Fortune … Everything we build has to be accurate, explainable, and able to stand up to scrutiny. The role! Conquer AI is looking for a Senior Software Engineers to join our senior engineering & delivery teams. This role is hands on and technical. You will be designing and building AI powered ...

Software Engineer (Java) Location: UK/Ireland (remote) Please note: You need to be based in the UK or Ireland No Visa sponsorship offered Salary: Up to £50k Engineer systems that power real-world commerce. Our client is building the next generation of capabilities that power a fast-growing … unnecessary process. If you're driven by impact and enjoy solving meaningful technical challenges, this could be an excellent fit. The Role As a Software Engineer, you will design and develop backend services, APIs, and portal systems that operate within high-availability payment processing platforms. Working within a dynamic ...

Software Engineer (Java) Location: UK/Ireland (remote) Please note: You need to be based in the UK or Ireland No Visa sponsorship offered Salary: Up to £50k Engineer systems that power real-world commerce. Our client is building the next generation of capabilities that power a fast-growing … unnecessary process. If you're driven by impact and enjoy solving meaningful technical challenges, this could be an excellent fit. The Role As a Software Engineer, you will design and develop backend services, APIs, and portal systems that operate within high-availability payment processing platforms. Working within a dynamic ...

Senior Software Engineer Hybrid: Central Bristol Office 3 times per week. £60-£75,000 + | 8-12% bonus We're hugely excited to be recruiting exclusively for a Senior Software Engineer, to join a Start Up-style team within a global, data-driven organisation. Think fast moving … performance. £60-£75,000 + | 8-12% bonus | Pension contributions doubled 6% = 18% We're looking for someone who's genuinely passionate about the Software Engineering core principles, but equally excited & curious about the AI landscape (don't worry if your back end skills outweigh your front ...

products and analytics platforms. As the Lead AI Engineer, you will define and execute Akixi's AI roadmap, combining leadership of architecture and engineering practice with hands-on development of prototypes and production features. You'll partner with Product, Data, and Platform Engineering to design and integrate … SaaS analytics platform. Prototype, develop, and integrate AI-driven components such as chatbots, voice assistants, ML models, and LLM-based analytics. Apply prompt engineering and model-tuning techniques to optimize chatbot and LLM behaviour. Conduct research, proof-of-concepts, and feasibility studies for emerging AI technologies. Collaborate with Product ...

products and analytics platforms. As the Lead AI Engineer, you will define and execute Akixi's AI roadmap, combining leadership of architecture and engineering practice with hands-on development of prototypes and production features. You'll partner with Product, Data, and Platform Engineering to design and integrate … SaaS analytics platform. Prototype, develop, and integrate AI-driven components such as chatbots, voice assistants, ML models, and LLM-based analytics. Apply prompt engineering and model-tuning techniques to optimize chatbot and LLM behaviour. Conduct research, proof-of-concepts, and feasibility studies for emerging AI technologies. Collaborate with Product ...

leading global technology organisation is seeking a hands‑on Junior Architect to join a high‑performing engineering group building secure, scalable, cloud‑native platforms. You’ll work on modern Azure and Java solutions that will underpin future AI‑driven capabilities, perfect for someone who enjoys solving complex technical challenges … shaping architecture within a large-scale environment. You’ll collaborate closely with senior architects and engineering teams to design, build, and evolve cloud-native services on Azure. This is a highly technical role where you’ll influence architectural decisions while remaining actively involved in coding, reviewing, and improving Java ...

Wales. It's a great time to join us as we're adopting new technologies and this role will be crucial in leading our software development profession. The role sits within the Research, Data and Digital Directorate and contributes directly to the organisation's strategic goals. You'll work … standards to all developments and changes. What You Bring Proven experience leading development teams and delivering complex digital solutions. Strong technical expertise in software development, cloud platforms, DevOps, and microservices. Excellent communication skills, with the ability to explain complex technical concepts to non-specialist audiences. A collaborative mindset, with ...

Software Engineer/C#/React/APIs/Software/Cardiff/Permanent/Hybrid/£50,000 - £60,000 Vivo Talent is working with a business that has huge growth plans for 2026. We're actively working with them to recruit multiple Software Engineers into … that power real customer journeys. This is a genuine hands-on role with plenty of scope to influence technical decisions, shape how they build software and mentor junior engineers. If you enjoy solving complex problems, collaborating across teams and taking ownership of high-impact work, you'll feel right ...

environmental organizations. Following a successful seed round, we are transforming our company around a new SaaS business model. We are seeking a Full Stack Software Engineer who will play a crucial role in shaping our product and business direction. What We Offer Impactful Work: Join a small, high-ambition ...

World Class Defence Organisation based in Bristol is currently looking to recruit 2x Embedded ADA Software Engineer subcontractors on an initial 12 month contract. The role will likely be required to be onsite, but it can be worked on a 4-day week basis. Essential - ADA, Background in safety … Hourly Rate: £68.00ph (Umbrella). Overtime rate: Hours worked over 37 hours per week will be calculated at time and a quarter Embedded ADA Software Engineer Job Description: We work on technology that is at the forefront of European missile system design, delivering safe, secure, and reliable products ...

Role: Expert .NET Developer – Cross Asset Trading System Location: Very Flexible. Can offer Remote with occasional travel to London City offices Contract: 12 months Rate: Up to £750/day (OUTSIDE IR35) About the Role ...

Comfortable client-facing in Tier-1 bank environments · Potential to help build and lead a small AI team Core Technical Requirements: · 6–10+ years software engineering experience · 2–4+ years building AI/LLM systems in production · Experience building agentic workflows (tool calling, orchestration, RAG) · Strong backend engineering ...

Comfortable client-facing in Tier-1 bank environments · Potential to help build and lead a small AI team Core Technical Requirements: · 6–10+ years software engineering experience · 2–4+ years building AI/LLM systems in production · Experience building agentic workflows (tool calling, orchestration, RAG) · Strong backend engineering ...

play a key role in delivering the development of Wealthify’s core platform. Collaborating with Customer Service, Cash and Investment Operations, Investment Management and Software Engineering professionals, you’ll take ownership of delivering some of the most critical projects at Wealthify – new integrations, new microservices, automations and improvements ...

Senior Software Engineers – Cheshire (Remote with adhoc visits) – £65,000- £70,000 Tech: C#, .NET Core, React, Cloud Platforms, RabbitMQ, Kafka, Terraform Are you looking to join a seriously talented team undergoing a major transformation? You'll work alongside high‐level engineers, testers, and architects to modernise systems, improve … engineering practices and delivery processes across the organisation. This is a chance to shape the future of the platform while contributing to a culture that values innovation, collaboration, and continuous improvement. You will primarily drive backend service development, modernise tooling, and enhance engineering quality. ...