1 to 25 of 114 Software Engineering Jobs in South Wales

and continues to innovate and lead the industry. While we are well-positioned to help shape the future of television and streaming media worldwide, continued success stems from experienced software engineers like you developing core features for the Roku platform. Our new Senior Software Engineer will be contributing extensively to our container orchestrated platform, bringing together some of … technologies to develop a truly scalable and robust solution. To be successful you’ll need extensive experience of building reliable and scalable cloud-based solutions, a strong background in software engineering and an appetite to keep on top of modern software practices. This is a great role for a senior professional who enjoys a high level of … you’ll be doing Design, develop and deliver high-quality web applications and back-end services. Work as a part of a high functioning team consisting of UX designers, software engineers, dev-ops, quality assurance and product management. Work both independently and paired with other team members to ensure efficient delivery of prioritised features. Take part in the planning More ❯

role A highly scalable, highly available, real-time advertising platform is critical to support and grow Roku's rapidly expanding ad business. It is the mission of the Ad Engineering Team to build this platform. We are hiring a Senior Software Engineer, Advertising Platform, to be a vital part of this mission. If you bring extensive experience building … technology at scale, enjoy mentoring, jumping in, and figuring things out in any system, this role is for you! What you'll be doing Work alongside a highly skilled engineering team to design, develop, and maintain large scale, highly performing, real-time applications Own building features, driving directly with product and other engineering teams Demonstrate excellent communication skills … non-technical audiences Be an evangelist for best practices across all functions – developers, QA, and infrastructure/ops Be an evangelist for platform innovation and reuse Deliver top-quality software in a timely fashion We're excited if you have 10+ years of experience building large scale and low latency distributed systems Command of Java or C++ Solid understanding More ❯

About the Role Aforza is looking for a Senior Software Engineer to join our Cloud Platforms engineering team, where you will be working with a friendly team of highly talented engineers building out Aforza’s industry-leading cloud solutions. In this role, you’ll be building the backend of our Aforza Studio product, an advanced Digital Asset Management … hours and hybrid remote/office working Fantastic, brand new office space in the heart of Cardiff city centre Our Interview Process A 30 min intro call with an Engineering Manager A 1-2 hour interview with an Engineering Manager and a senior engineer. This will either be in person in our Cardiff office or remote over Google More ❯

and apply. We'd love to hear from you! About The Role Salary: Up to £80,000 dependent on experience HL are looking for a talented full stack Senior Software Engineer to join our Pensions, ISAs & Investments product development team in building market leading solutions for our clients. This is an opportunity to join the UK's number one … them using Infrastructure as Code. Write high quality, secure, tested and performant code. Create and maintain automated tests for new changes. Document all solutions according to team standards. Provide engineering support and maintenance for existing applications. Continuously develop your own technical and interpersonal skills, with a willingness to learn and adopt new technologies and techniques. Provide coaching & mentoring to … Development. Experience with observability tools and practices, including monitoring, logging, and tracing to ensure system reliability and performance. Experience with integration and onboarding third-party vendors, meeting with vendor engineering contacts, defining integration patterns, abstracting vendor APIs/data models from internal downstream services etc. Experience with the design and implementation of Microservices and RESTful APIs, including structuring, documenting More ❯

Social network you want to login/join with: Join our brilliant team as a Software Manager! ? METTLER TOLEDO Safeline X-Ray delivers top-tier product inspection technology to customers worldwide, helping them safeguard public health. We are dedicated to offering innovative, dependable solutions and are recognized for our quality and expertise in the industry. In this role, you … ll be managing a mix of software — from customer-facing apps and embedded firmware to cutting-edge production and R&D tools. Your mission: plan like a pro and keep all our projects sailing smoothly and on time. As Software Manager, it's also crucial you're strong in coaching, mentoring and collaboration. You'll help nurture the … team's talent and guide their career growth. If you're passionate about leading, inspiring, and making software magic happen, we want you on board! What You'll Do Ensure on-time completion of projects assigned to team(s) while meeting the corporate quality standards. Oversee a Software team supporting the Mettler-Toledo Safeline Xray globally including customer More ❯

Mid/Senior Software Engineer - Full Stack (React/TypeScript/Node.js) Cardiff/Remote (UK only) Aforza aims to transform the lives of every consumer on the planet by helping the world’s best Consumer Goods companies become more agile, efficient, productive, and sustainable. We do this by introducing never-before-seen capabilities, including 'Active' Customer Segmentation, Real … company. We recognise the exceptional talent we are lucky to have in our team and reward them accordingly. About the Role Aforza is looking for a Mid to Senior Software Engineer to join our Cloud Platforms engineering team, located in Cardiff, where you will be working with a friendly team of highly talented engineers building out Aforza’s … s pull requests Take part in all aspects of SCRUM, including sprint planning, reviews, retros and backlog estimation What We’re Looking For We’re looking for an experienced Software Engineer who is now looking to embark on a new challenge with an amazing team of engineers. Ideally you are someone who has: Strong frontend development experience building beautiful More ❯

a safe and sustainable aviation future. Our global teams deliver a reliable, optimum, and customized user experience to more than 500 customers worldwide. We are looking for a seasoned Software Developer with experience in designing, implementing, and optimizing SaaS applications in a microservices-based environment. As a member of our team, you will contribute to all aspects of the … software development lifecycle, including estimation, design, coding, test automation, code reviews, deployment, and support. Teams are responsible for specific services or products. Our solutions help airlines manage safe and high-performance flight operations. Responsibilities: Develop new and maintain existing .NET (C#) code in an AWS cloud environment Focus on quality by promoting coding best practices, a test-first mindset … team's technical direction, mentor junior engineers, and proactively identify, propose, and implement new processes or architectural improvements to enhance team efficiency, code quality, and timely delivery Contribute to software architecture discussions, translate system-level designs and architectural blueprints into robust, maintainable, and high-quality code, applying the latest best practices in software engineering. Required Skills/Experience More ❯

a safe and sustainable aviation future. Our global teams deliver a reliable, optimum, and customized user experience to more than 500 customers worldwide. We are looking for a seasoned Software Engineer with extensive experience in designing, implementing, and optimizing database solutions in a microservices-based environment. As a member of our team, you will contribute to the full lifecycle … team's technical direction, mentor junior engineers, and proactively identify, propose, and implement new processes or architectural improvements to enhance team efficiency, code quality, and timely delivery. Contribute to software architecture discussions, translate system-level designs and architectural blueprints into robust, maintainable, and high-quality code, applying the latest best practices in software engineering. Required Skills/Experience … Solid understanding of DevOps practices, including CI/CD pipelines (e.g., GitLab CI, Cloudbees, Jenkins, GitHub Actions), containerization with Docker, and monitoring/logging tools. Demonstrated experience in leading software development teams, fostering a collaborative and high-performance culture, and effectively representing the team's technical vision and needs to stakeholders, including architects and senior management Strong capability in More ❯

Senior Software Engineer Location: Newport Office (Hybrid - minimum 20% onsite) Job Type: Full-time Salary banding : £46,262 - £59,906 Join our client's modern organisation where IT services are pivotal for operational and innovative success. As a Senior Developer, you will engage with cutting-edge cloud technologies, including AI and ML, and contribute to projects that reach both More ❯

a safe and sustainable aviation future. Our global teams deliver a reliable, optimum, and customized user experience to more than 500 customers worldwide. We are looking for an enthusiastic Software Developer to join our team, where you'll have the opportunity to grow your skills working with SaaS applications in a microservices-based environment. As a member of our … team, you will actively participate in the software development lifecycle. Your primary focus will be on coding, implementing features, and contributing to test automation, while also being involved in design discussions, code reviews, and deployment processes. Teams are responsible for specific services or products. Our solutions help airlines manage safe and high-performance flight operations. Responsibilities: Develop new and … coding best practices, learning about test-first mindsets, and following security standards Actively participate in implementing various types of tests, including unit, component, and functional tests, to help ensure software reliability Assist in building and improving development processes Work collaboratively within a small agile team to deliver new features and fix defects Support software architecture discussions and learn 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 … or GCP). A background 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 and React *Azure DevOps … containerisation, and deployment *Overseeing the full project lifecycle, technical decision-making, and mentoring *Part of a collaborative, technology-driven software team *Remote role based in the UK The Person: *Strong experience in .NET and React software development *Solid cloud and DevOps skills (Azure, AWS, GCP) *Comfortable taking ownership of projects and guiding others *Interest in environmental, scientific, or More ❯

or experience we're looking for, please go ahead and apply. We'd love to hear from you! About The Role HL are looking for a talented full stack Software Engineer to join The Web Platform Team to help build market leading solutions for our clients. We are seeking a skilled Software Engineer to play a pivotal role … and in HL as a whole. Actively participating in working groups and communities of practice designed to support the development team. Continually develop both technical and interpersonal skills. Providing engineering support for existing applications when necessary. About You Experience with TypeScript, React, CI/CD Experience with unit, integration, and end to end testing tools and practices (e.g. PHPUnit More ❯

Social network you want to login/join with: Senior Software Engineer - AI Product Company - FULLY REMOTE IN UK - £125k - TypeScript/Python/React/AWS/GenAI, newport col-narrow-left Client: Opus Recruitment Solutions Location: newport, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 26.06.2025 Expiry Date … 10.08.2025 col-wide Job Description: I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely helps users . They … re solving complex problems in the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining architecture and making key technical decisions Leading on project delivery and mentoring other engineers Building More ❯

Social network you want to login/join with: Senior Software Engineer - AI Product Company - FULLY REMOTE IN UK - £125k - TypeScript/Python/React/AWS/GenAI, cardiff col-narrow-left Client: Opus Recruitment Solutions Location: cardiff, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 26.06.2025 Expiry Date … 10.08.2025 col-wide Job Description: I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely helps users . They … re solving complex problems in the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining architecture and making key technical decisions Leading on project delivery and mentoring other engineers Building More ❯

Mid/Senior Software Engineer - Salesforce Cardiff/Remote (UK only) Aforza aims to transform the lives of every consumer on the planet by helping the world’s best Consumer Goods companies become more agile, efficient, productive, and sustainable. We do this by introducing never-before-seen capabilities, including 'Active' Customer Segmentation, Real-Time Promotion Execution and AI-driven … company. We recognise the exceptional talent we are lucky to have in our team and reward them accordingly. About the Role Aforza is looking for a Mid to Senior Software Engineer to join our Salesforce engineering team, located in Cardiff, where you will be working with a friendly team of highly talented engineers building out Aforza’s industry … s pull requests Take part in all aspects of SCRUM, including sprint planning, reviews, retros and backlog estimation What We Are Looking For We’re looking for an experienced Software Engineer who is now looking to embark on a new challenge with an amazing team of engineers. Ideally you are someone who has: Experience with Salesforce technologies Ideally holds More ❯

Our client is a leading provider of Network Security solutions specializing in automatic detection and mitigation, network visibility, analytics, and reporting tools. About the Role Are you a seasoned software engineer with a passion for designing and developing cloud-native Infrastructure-as-Code (IaC) solutions from the ground up? Our client is seeking a talented and motivated Senior Software Engineer to lead the development of our next-generation observability platform. THIS IS NOT A DEVOPS ROLE. Responsibilities Collaborate within a dynamic software engineering team to architect and build a new cloud-native IaC platform. Develop software using technologies such as Docker Compose, Terraform, Kubernetes (K8s), Python, and Go. Provision and orchestrate open-source services including … portable to other public cloud or on-premises setups. Engage in the full development lifecycle: design, define work, document, debate, code, debug, and support features from inception. Qualifications A software developer experienced in designing and delivering complex IaC capabilities from scratch, not merely operating existing environments. A background in developing cloud-native systems software within SaaS organisations. Demonstrated More ❯

Our client is a leading provider of Network Security solutions specializing in automatic detection and mitigation, network visibility, analytics, and reporting tools. About the Role Are you a seasoned software engineer with a passion for designing and developing cloud-native Infrastructure-as-Code (IaC) solutions from the ground up? Our client is seeking a talented and motivated Senior Software Engineer to lead the development of our next-generation observability platform. THIS IS NOT A DEVOPS ROLE. Responsibilities Collaborate within a dynamic software engineering team to architect and build a new cloud-native IaC platform. Develop software using technologies such as Docker Compose, Terraform, Kubernetes (K8s), Python, and Go. Provision and orchestrate open-source services including … portable to other public cloud or on-premises setups. Engage in the full development lifecycle: design, define work, document, debate, code, debug, and support features from inception. Qualifications A software developer experienced in designing and delivering complex IaC capabilities from scratch, not merely operating existing environments. A background in developing cloud-native systems software within SaaS organisations. Demonstrated More ❯

office a couple of times a month Are you passionate about using technology for social good? I'm helping a mission-driven AI start-up find a Full-Stack Software Engineer, well-versed in C# .Net & React.js, along with exposure to Azure. They're tackling one of the most urgent challenges of the digital age: identifying and mitigating online … a team and not be afraid to take initiative. Be eager to learn and continuously improve their skills and processes. What You'll Be Doing As a Full-Stack Software Engineer, you'll work across the product lifecycle, from idea to deployment, contributing to both greenfield projects and the evolution of their core platform. You'll also help design … backend systems that interface with APIs and databases. Collaborate with stakeholders to understand user needs and shape product direction. Document your work, share best practices and support a progressive engineering culture. Participate in a structured development process that includes collaborative in-person workshops every six weeks. What you'll get in return for your skills As well as a More ❯

the customers and our needs. You will ensure changes are scalable, tested, and developed inline with best practices, and that we are always improving our codebase. Working closely with Engineering, Product, UX, QA and Project Management (PMO) teams you will ensure that all applications integrate reliably. You will also mentor engineers, junior/graduate engineers & trainee engineers contributing to … JavaScript (ES6+)/TypeScript Node JS Azure Services Application monitoring practices, such as metrics, tracing and logging Testing frameworks (e.g. Playwright, XUnit, Jest, Enzyme, React Testing Library & Nightwatch) Building software with a test-first approach (TDD, BDD) Experience with build and deployment pipelines (CI/CD) using Azure DevOps Knowledge of Modern Architecture (Headless APIs, Microservices, Eventing/Messaging More ❯

a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling Bank, and a year ago we split out as a separate business. Starling Bank has seen … here at Engine - our preference is that you're located within a commutable distance of our offices so that we're able to interact and collaborate in person. About Engineering at Engine by Starling - https://www.enginebystarling.com/We’re looking for Backend Software Engineers to work on the Engine Platform and make our existing features work … primary tech stack may be. Hear more from the team in some case studies, below, and our work with Women In Tech . Day in the Life of a Software Engineer Running a Backend Team We are looking for engineers at all levels to join the team. We value people being engaged and caring about customers, caring about the More ❯

Lead Software Engineer Location: Wales - Hybrid - 1 day/week onsite Salary: Up to 65,000 per annum Job Type: Permanent We're hiring a Lead Software Engineer to join an innovative company that's leading the way in network infrastructure monitoring through IoT technology. You'll play a key role in developing and maintaining a critical part … ll not only write high-quality code but also lead a cross-functional team, shape product direction in collaboration with the Head of Digital Products, and contribute to broader software architecture decisions. This is an excellent opportunity for someone who enjoys mentoring others while staying deeply involved in technical problem-solving. Key Responsibilities Lead and mentor a cross-functional … software development team, enhancing processes and supporting team success. Collaborate closely with the Head of Digital Products, Senior Tech Lead, and stakeholders to prioritise product features and ensure successful technical delivery. Design, develop, and maintain high-quality web and mobile applications using C# .NET, React, Azure, Git, and .NET MAUI. Continuously look for ways to improve the reliability, simplicity More ❯

Lead Software Engineer Location: Wales - Hybrid - 1 day/week onsite Salary: Up to £65,000 per annum Job Type: Permanent We're hiring a Lead Software Engineer to join an innovative company that's leading the way in network infrastructure monitoring through IoT technology. You'll play a key role in developing and maintaining a critical part … ll not only write high-quality code but also lead a cross-functional team, shape product direction in collaboration with the Head of Digital Products, and contribute to broader software architecture decisions. This is an excellent opportunity for someone who enjoys mentoring others while staying deeply involved in technical problem-solving. Key Responsibilities Lead and mentor a cross-functional … software development team, enhancing processes and supporting team success. Collaborate closely with the Head of Digital Products, Senior Tech Lead, and stakeholders to prioritise product features and ensure successful technical delivery. Design, develop, and maintain high-quality web and mobile applications using C# .NET, React, Azure, Git, and .NET MAUI. Continuously look for ways to improve the reliability, simplicity More ❯

enjoy working at pace, identifying new and improved ways of doing things and collaborating with a wide range of stakeholders? Are you passionate to learn and develop in new software’s and make a difference to how our client operates? If so, we would love to hear from you. We are looking for Developers to join our client’s … team. As a Senior Software Engineer, you will join one of our clients small, fast-paced, agile delivery teams; using agile methodology and DevOps techniques to build backend systems, data processing pipelines, and progressive web apps for customers in the UK Government and Defence sector. Responsibilities Senior Software Engineering at our client’s organization consists of a … wide range of responsibilities, the list below gives a flavor of some of the tasks you may be asked to undertake: Implementing software solutions including design, development, and testing. Use a wide range of technologies, specialising in the use of open-source libraries and components. Use tools such as GitLab to build continuous integration pipelines, which help monitor and More ❯

and as part of that growth are looking for an experienced DevOps Engineer to join the team. As a DevOps Engineer you will play a significant part in the software delivery process for all international applications. The DevOps Engineer will support specific activities to improve development processes and the optimisation of releases procedures. Key responsibilities Install, deploy and configure … structured approach e.g. via DEV, TEST and then to PRD depending on sign-off and approval, as per the Release Notes provided. Set up and manage servers via virtualization software such as VMWare, including tuning and performance monitoring. Install and configure bespoke off-the-shelf applications including, but not limited to, Microsoft BizTalk and Dynamic CRM, Pega. Develop and … and group membership. Assist with out of hours deployments where required. Identify automation opportunities with regular, frequent maintenance activities, such as deployments and refreshes. Work closely with other Product Engineering, QE, Platform and Support engineers to develop efficient and effective CI/CD pipelines and processes. Develop policies, standards, guidelines, governance and related guidance for both CI/CD More ❯

Cardiff office a couple of times a month !! Are you passionate about using technology for social good? Im helping a mission-driven AI start-up find a Full-Stack Software Engineer, well-versed in C# .Net & React.js, along with exposure to Azure. Theyre tackling one of the most urgent challenges of the digital age: identifying and mitigating online harms. … in a team and not be afraid to take initiative. Be eager to learn and continuously improve their skills and processes. What Youll Be Doing As a Full-Stack Software Engineer, youll work across the product lifecycle, from idea to deployment, contributing to both greenfield projects and the evolution of their core platform. Youll also help design, build and … backend systems that interface with APIs and databases. Collaborate with stakeholders to understand user needs and shape product direction. Document your work, share best practices and support a progressive engineering culture. Participate in a structured development process that includes collaborative in-person workshops every six weeks. What youll get in return for your skills As well as a salary More ❯