Software Engineer Jobs in Wales

1 to 25 of 85 Software Engineer Jobs in Wales

Senior Software Engineer – Node.js, React

Cardiff, Wales, United Kingdom
Roku, Inc
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 … 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 visibility … 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 ❯
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Senior Software Engineer - Backend

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Aforza Ltd
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 More ❯
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Mid / Senior Software Engineer - Full Stack (React / TypeScript / Node.js)

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Aforza Ltd
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 … 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 More ❯
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Senior Software Engineer - Core Banking

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Starling Bank
looking for people who want to work on building the tooling that is used by our engineers on a daily basis. Requirements We prioritize aptitude and attitude, seeking passionate software engineers who are self-driven in ambiguous situations and committed to crafting elegant solutions for complex technical challenges. For the most part we code in Java, but you need … developed in-house, predominantly in Java, with a minimalistic approach to third-party software. We believe in simple solutions adhering to Clean Code principles that promote maintainable and extensible software, automated testing and Continuous Integration & Delivery. Experience on distributed systems with a focus on resiliency and maintainability is highly valued. We're looking for engineers with at least 6+ More ❯
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Senior Software Engineer, Advertising Engineering

Cardiff, Wales, United Kingdom
Roku
Senior Software Engineer, Advertising Engineering 2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Roku Is Changing How The World Watches TV Roku is the #1 TV streaming platform in the US and Mexico, and we've set our sights on powering every television in the world. … 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 complex systems, love great technology at scale, enjoy mentoring, jumping in … 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 ❯
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Senior Software Engineer, Java, C++

Cardiff, South Glamorgan, United Kingdom
Roku, Inc
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 complex systems, love great technology at scale, enjoy mentoring, jumping in … 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, C++ or Go/ More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

- Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth [...]

Newport, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: ? Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote ?, newport col-narrow-left Client: Location: newport, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 07.06.2025 Expiry Date: 22.07.2025 col-wide Job Description: ? Urgent! x8 … Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote ? Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role offers the chance … embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C#, PHP ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. More ❯
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Senior IaC Software Engineer

Newport, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
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 … 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 ❯
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Senior IaC Software Engineer

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
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 … 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 ❯
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Lead Software Engineer - 95% Remote - £85k - ID41216

Newport, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Lead Software Engineer - 95% Remote - £85k - ID41216, newport, wales col-narrow-left Client: Humand Talent Location: newport, wales, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 10.06.2025 Expiry Date: 25.07.2025 col-wide Job Description: Lead Software Engineer – UK … you enjoy mentoring others while staying close to architecture and system design? Interested in shaping tools that support real-world infrastructure at scale? We’re recruiting for a Lead Software Engineer on behalf of a fast-growing technology company whose platform is relied upon across thousands of physical locations in the UK and internationally. Known for their innovative … leadership with technical direction, ideal for someone who enjoys working across the full product lifecycle while helping others grow. Why This Role is Great Lead a talented team delivering software that supports the installation, configuration and maintenance of distributed systems at scale Balance hands-on technical design with mentoring and team development Collaborate across product, cloud, QA and systems More ❯
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Mid / Senior Software Engineer - Salesforce

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Aforza Ltd
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 … 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 More ❯
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Software Engineer

Wales, Yorkshire, United Kingdom
Hybrid / WFH Options
Made Tech Limited
Are you a Software Engineer that wants to actually see real-world impact from what you help to create? Our mission is simple! We believe we can use tech to make public services better. We also believe this can happen best when our own team represents the society that actually uses the services we work on. At Made … backgrounds and experiences, so we encourage all people from underrepresented groups to apply for roles with us. Have we caught your interest? Please read on The Role As a Software Engineer you will actively contribute to planning of work and the development of features, helping to define the features and approach to delivering them. You will proactively pick … plenty more stacks. We don't limit ourselves as a company to particular technologies and we expect all our engineers to be keen on learning new skills. High performing software delivery teams need to be empowered to iteratively and rapidly deliver changes all the way through to production. We grow a team of language agnostic engineers, which you might More ❯
Employment Type: Permanent
Salary: GBP Annual
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Software Engineer

Swansea, Wales, United Kingdom
Hybrid / WFH Options
Made Tech Limited
Are you a Software Engineer that wants to actually see real-world impact from what you help to create? Our mission is simple! We believe we can use tech to make public services better. We also believe this can happen best when our own team represents the society that actually uses the services we work on. At Made … backgrounds and experiences, so we encourage all people from underrepresented groups to apply for roles with us. Have we caught your interest? Please read on... The Role As a Software Engineer you will actively contribute to planning of work and the development of features, helping to define the features and approach to delivering them. You will proactively pick … plenty more stacks. We don't limit ourselves as a company to particular technologies and we expect all our engineers to be keen on learning new skills. High performing software delivery teams need to be empowered to iteratively and rapidly deliver changes all the way through to production. We grow a team of language agnostic engineers, which you might More ❯
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Software Engineer

Cardiff, South Glamorgan, United Kingdom
gamigo AG
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 ❯
Employment Type: Permanent
Salary: GBP Annual
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Lead Software Engineer

Wales, United Kingdom
Hybrid / WFH Options
Mentmore
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 … 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 ❯
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Lead Software Engineer

Wales, South Yorkshire, UK
Hybrid / WFH Options
Mentmore
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 … 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 ❯
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Lead Software Engineer

Croesyceiliog, Gwent, United Kingdom
Hybrid / WFH Options
Mentmore Recruitment
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 … 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 ❯
Employment Type: Permanent
Salary: GBP 55,000 - 65,000 Annual
Posted:

Lead Software Engineer

Cwmbran, Torfaen, Gwent, United Kingdom
Hybrid / WFH Options
Mentmore Recruitment
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 … 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 ❯
Employment Type: Permanent
Salary: £55000 - £65000/annum
Posted:

Full-Stack Software Engineer

Cardiff, South Glamorgan, United Kingdom
Hybrid / WFH Options
ADLIB
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 … 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 More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Software Engineer

Newport, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
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 infrastructure More ❯
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Software Engineer - Java - Engine by Starling

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Starling Bank Limited
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 … 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 for banks all over the world as well as building new features from scratch that Starling … 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 More ❯
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Senior Software Engineer

Queensferry, Wales, United Kingdom
Iceland
with others. We offer some great opportunities for career progression and development, alongside a competitive salary and a great benefits package. We have an opening for a passionate Senior Software Engineer. This would be suitable for a Mid-Level Software Engineer who is looking for that next step up as a Senior Software Engineer. THIS ROLE … IS BASED IN DEESIDE 2 DAYS A WEEK, ONLY APPLY IF YOU CAN COMMUTE. What We Are Looking For: An experienced C#, .Net Engineer, who is looking to make that step up to a senior lead position. Experience of mentoring junior engineers. Experience with Microsoft Azure, Terraform, and C# in an integration team. Knowledge of SQL, and NoSQL databases More ❯
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Senior Software Engineer

Connahs Quay, Wales, United Kingdom
Iceland
with others. We offer some great opportunities for career progression and development, alongside a competitive salary and a great benefits package. We have an opening for a passionate Senior Software Engineer. This would be suitable for a Mid-Level Software Engineer who is looking for that next step up as a Senior Software Engineer. THIS ROLE … IS BASED IN DEESIDE 2 DAYS A WEEK, ONLY APPLY IF YOU CAN COMMUTE. What We Are Looking For: An experienced C#, .Net Engineer, who is looking to make that step up to a senior lead position. Experience of mentoring junior engineers. Experience with Microsoft Azure, Terraform, and C# in an integration team. Knowledge of SQL, and NoSQL databases More ❯
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Senior Software Engineer

Deeside, Flintshire, Wales, United Kingdom
Iceland Food Group
with others. We offer some great opportunities for career progression and development, alongside a competitive salary and a great benefits package. We have an opening for a passionate Senior Software Engineer. This would be suitable for a Mid-Level Software Engineer who is looking for that next step up as a Senior Software Engineer. THIS ROLE … IS BASED IN DEESIDE 2 DAYS A WEEK, ONLY APPLY IF YOU CAN COMMUTE. What We Are Looking For: An experienced C#, .Net Engineer, who is looking to make that step up to a senior lead position. Experience of mentoring junior engineers. Experience with Microsoft Azure, Terraform, and C# in an integration team. Knowledge of SQL, and NoSQL databases More ❯
Employment Type: Permanent
Posted:

Senior Software Engineer - AI Product Company - FULLY REMOTE IN UK - £125k - TypeScript/ Python[...]

Newport, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
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 More ❯
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Software Engineer
Wales
10th Percentile
£38,788
25th Percentile
£59,125
Median
£66,500
75th Percentile
£77,188
90th Percentile
£78,750