Software Developer Jobs in Wales, United Kingdom

Software Developer Trainee role at Ecareers offers a fully funded 12‑week training program for individuals with no prior experience. Candidates will work on coding projects under experienced developers, develop software modules, test patches and bug fixes, and collaborate across teams.

Atos Group's Digital Application Services (DAS) function seeks a Lead Software Developer to design, develop, and deliver scalable full-stack solutions that modernize services and improve resilience for business operations. Day-to-day, you will lead technical design and delivery, mentor engineers, drive DevOps and continuous delivery practices, own production services, and collaborate with architects, product managers, and stakeholders across Agile teams.

As a Senior Software Developer, you will join the Verification team within the Martech and PAM Platform department at Bet365, reporting to Technical Leads. You will develop, enhance, and support the business-critical Verification platform, including real-time facial recognition systems using AI technology and core operational tooling.

As a Software Developer within the Martech and PAM Platform department, you will join the Risk and Regulatory team to develop high quality scalable solutions following agile practices. Day to day, you will build, support and enhance existing application code bases using Typescript, React, JavaScript, Golang, SQL, HTML5, CSS 3 and Google Cloud Platform, while supporting Product Owners, the Testing team, and contributing to solution proposals and work effort estimates.

The Business Systems Solutions department at bet365 seeks a Business Systems Software Developer to bridge complex needs and innovative technical solutions for global operations. As a full stack developer, you will design, develop, and maintain robust systems, write clean code, upgrade applications, and maintain documentation.

Client Consulting Team at Pierre Strand works to bridge client needs with cutting‑edge software solutions. The consultant gathers requirements, translates them for developers, and guides clients through implementation and adoption.

Cyber Services and Capabilities team at nccgroup builds secure, custom ServiceNow solutions for cybersecurity operations. The Senior Software Developer designs, develops and integrates custom ServiceNow applications, collaborates with stakeholders to gather requirements, and ensures quality through testing and documentation.

IT Development team at NoteMachine builds bespoke, high‑impact web applications for the organization. The Senior Full Stack Developer designs, develops and maintains web‑based systems, collaborates on architecture and code reviews, and drives continuous improvement.

The Gaming Platform team at bet365 builds and scales the technology behind the company's award-winning Casino and In-Play betting products, serving millions of daily players across 7 global data centres and Google Cloud. As a Frontend Developer, you will enhance the platform by building and maintaining React front-ends and Golang microservices, collaborating across sub-teams for web, API, and transactions, and tackling technical challenges to improve the player experience.

Software Development team at Arch Capital Group builds innovative C# applications to enable client possibilities. The Lead Software Developer provides technical guidance, designs complex systems, and mentors engineers while collaborating across locations.

Application Platforms team at Freshfields builds secure, scalable software solutions that drive operational excellence. The Software Developer designs and implements Intapp Intake forms, workflows, and integrations, collaborates on architecture, and supports incident resolution.

Clio operate team builds and maintains an innovative work and case management platform for legal, energy, telecoms, and property sectors. The Software Developer role develops full‑stack features in C#, .NET, HTML, CSS, JavaScript, and SQL, optimizes hand‑crafted SQL queries, designs event‑driven workflows with Event Store, enhances search with ElasticSearch, modernizes components to .NET 8+ and Svelte.js, and automates infrastructure with Pulumi and Azure DevOps.

The Gaming Platform team at bet365 builds and scales the technology behind the company's award-winning Casino and In-Play betting products, serving millions of daily players across Stoke, Manchester, and Sofia offices. As a Frontend Developer, you will own development from requirement to go-live, build and maintain Golang microservices or React front-ends, and collaborate across Web, API, and Transactions sub-teams to enhance the platform and player experience.

Software Developer Trainee – a zero‑experience role designed to launch a career in digital technology. The position offers 12 weeks of fully funded, online training delivered by the UK government, after which successful candidates secure a full‑time role.

As a Software Developer within the Martech and PAM Platform department, you will join the Risk and Regulatory team to develop high quality scalable solutions following agile practices. Day to day, you will build, support, and enhance existing application code bases using Typescript, React, JavaScript, Golang, SQL, HTML5, CSS 3, and Google Cloud Platform, while supporting Product Owners, the Testing team, and solution proposals.

The Business Systems Solutions department at bet365 seeks a Business Systems Software Developer to bridge complex operational needs with innovative technical solutions. As a full stack developer, you will design, develop, and maintain robust systems, write clean code, upgrade applications, and maintain documentation to support global operations.

As a Senior Software Developer, you will join the Verification team within the Martech and PAM Platform department at Bet365, reporting to Technical Leads. You will develop, enhance, and support the business-critical Verification platform, including real-time facial recognition systems using AI technology and core operational tooling.

Technology Consultancy at Netcompany drives societal transformation through innovative digital solutions. The Senior Software Developer builds full‑stack Python applications on AWS, designs and implements new features, optimizes workflows, and ensures quality across the software lifecycle.

The Data Platform team within Platform Engineering at bet365 builds and enhances core infrastructure and services powering a global data ecosystem for a leading online gambling company. You will focus on real-time stream processing, cloud infrastructure management, system integration, and release automation, developing and supporting business-critical platforms using Golang, Kafka, Flink, GCP, Spanner, and BigQuery.

As a Senior Software Developer within the Martech and PAM Platform department at Bet365, you will spearhead innovation and foster a culture of excellence in AI-driven engineering on the Cerberus facial recognition and identity platform. You will design and implement robust facial recognition and identity systems in a full-stack environment, applying expert knowledge of Kafka, SQL, .Net, Golang, or React to build highly scalable systems, preferably in the cloud with GCP valued.