1 to 25 of 37 Permanent Clean Code Jobs in County Antrim

will: Develop modern, scalable front-end applications using React, TypeScript, and JavaScript Collaborate with architects and engineers to design and implement robust, maintainable solutions Contribute to a culture of clean code, testing, and DevOps best practices Support and mentor junior developers Take ownership of delivery from design to deployment and beyond What is required for the role: Strong More ❯

and deliver high-quality backend systems, work on complex data-driven projects, and collaborate closely with talented engineers across multiple disciplines. What you'll be doing Designing and developing clean, efficient, and maintainable backend systems using Python. Working across the full development lifecycle - from requirements gathering and architecture through to deployment and monitoring. Building APIs, integrations, and data pipelines … that are secure, scalable, and highly performant. Collaborating with DevOps engineers on containerisation, CI/CD pipelines, and cloud infrastructure. Participating in code reviews and driving best practices in software quality and testing. Mentoring junior engineers and contributing to the continuous improvement of engineering processes. What we're looking for 5+ years' commercial experience developing software in Python. Strong … fast-paced or product-based environment. What's on offer The chance to work on high-impact, large-scale systems with modern technologies. A supportive engineering culture that values clean code and innovation. Hybrid or fully remote working options. Competitive salary and benefits package, commensurate with experience. If you have any further questions on the role, please feel More ❯

using OAuth and modern security patterns Create well-documented APIs using OpenAPI/Swagger standards Contribute to building and maintaining a developer portal for API consumers Quality & Operations Write clean, maintainable, well-tested code with comprehensive documentation Implement logging, monitoring, and error handling for production APIs Optimize API performance and query efficiency Configure CI/CD pipelines for … automated testing and deployment Ensure compliance with security requirements Participate in code reviews and contribute to team standards Collaboration & Growth Work with AI platform teams to understand requirements and consumption patterns Collaborate with product engineering teams to expose functionality through consistent APIs Learn from senior engineers and contribute to architectural discussions Support third-party integrations and developer experience improvements … build. Proactive Attitude: You see opportunities to improve and aren't deterred by challenges. You bring positive energy and a can-do attitude. Quality Focused : You care about writing clean code, good tests, and building maintainable systems. Benefits What will you get? Competitive salary Performance based bonus 25 days annual leave Health Insurance Company pension Company events free More ❯

React Engineer to play a key role in the design and development of cutting-edge web applications. You'll work alongside talented engineers, designers, and product specialists to deliver clean, performant, and intuitive user experiences for complex financial systems. What You'll Be Doing Designing and building scalable front-end solutions using React, TypeScript, and modern web technologies. Translating … complex financial workflows into simple, elegant, and high-performing interfaces. Collaborating closely with back-end engineers, UX designers, and product managers to shape new features. Championing best practices in code quality, accessibility, and front-end performance. Mentoring mid-level engineers and influencing front-end architecture decisions. Tech Stack & Tools Core: React, TypeScript, JavaScript (ES6+), HTML5, CSS3/SASS State … and state management patterns. Proven ability to translate business requirements into maintainable, performant UI solutions. Strong collaboration and communication skills, thriving in cross-functional agile teams. A passion for clean code, design systems, and delivering beautiful, intuitive interfaces. What's On Offer Competitive base salary plus bonus Hybrid working (typically 2 days per week in the Belfast office More ❯

web tooling. Collaborate closely with designers, product managers, and backend engineers to deliver elegant, user-focused solutions. Lead discussions on front-end architecture, performance optimisation, and best practices. Write clean, maintainable, and testable code. Mentor junior engineers and contribute to continuous improvement across the team. Stay current with emerging front-end technologies and advocate for their practical adoption where More ❯

to work with various technologies across multiple projects, including Java, .NET, React, Angular, Node.js, and AWS Proven experience of working in a small team Excellent communication skills Responsibilities: Write clean code More ❯

RESTful APIs: Designing, developing, and consuming RESTful web services using Java and Spring Boot. Build Tools: Maven or Gradle for project management and build automation. Proven ability to develop clean, testable code. Understanding of relational database concepts and knowledge in SQL. Experience with Jira, Git/Bitbucket, Gradle and CI/CD tools, e.g. TeamCity and UrbanCode Deploy. Experience More ❯

exchange. Create and maintain a responsive, high-performance user interface with React and TypeScript. Set up CI/CD pipelines, manage containerized deployments, and implement robust cloud infrastructure. Write clean, maintainable code following best practices and ensure quality with unit and integration testing. Collaborate closely with designers, product managers, and fellow engineers to shape technical solutions and make … decisions. Requirements: 5+ years of experience in .NET .NET framework (C#) and building web APIs. Experience with Cloud Platforms (Azure, AWS, GCP) Experience with Docker, Kubernetes, and infrastructure-as-code tools. Passion for working on high-impact, greenfield projects in an agile environment. Experience working with modern JS frameworks (React preference) Understanding of version control systems (Git) Strong problem More ❯

exchange. Create and maintain a responsive, high-performance user interface with React and TypeScript. Set up CI/CD pipelines, manage containerized deployments, and implement robust cloud infrastructure. Write clean, maintainable code following best practices and ensure quality with unit and integration testing. Collaborate closely with designers, product managers, and fellow engineers to shape technical solutions and make … decisions. Requirements: 5+ years of experience in .NET .NET framework (C#) and building web APIs. Experience with Cloud Platforms (Azure, AWS, GCP) Experience with Docker, Kubernetes, and infrastructure-as-code tools. Passion for working on high-impact, greenfield projects in an agile environment. Experience working with modern JS frameworks (React preference) Understanding of version control systems (Git) Strong problem More ❯

exchange. Create and maintain a responsive, high-performance user interface with React and TypeScript. Set up CI/CD pipelines, manage containerized deployments, and implement robust cloud infrastructure. Write clean, maintainable code following best practices and ensure quality with unit and integration testing. Collaborate closely with designers, product managers, and fellow engineers to shape technical solutions and make … decisions. Requirements: 5+ years of experience in .NET .NET framework (C#) and building web APIs. Experience with Cloud Platforms (Azure, AWS, GCP) Experience with Docker, Kubernetes, and infrastructure-as-code tools. Passion for working on high-impact, greenfield projects in an agile environment. Experience working with modern JS frameworks (React preference) Understanding of version control systems (Git) Strong problem More ❯

environment and want to shape the future of audience targeting at scale, we'd love to meet you. About The Team We're a small, experienced team that values clean design, strong fundamentals, and ownership of what we build. You'll work alongside engineers who love to experiment with new tools and deliver systems that run reliably at massive … Science models - from simple feature extraction to complex LLMs Solve problems with the most appropriate tools and technologies You'll join a nimble, senior team of engineers who love clean code, principled design, and measurable impact. *What You'll Do* Build and scale real-time data systems that process 2 Billion daily events Design APIs and microservices that More ❯

or GraphQL and integrate cleanly with frontend clients Build modern, accessible web interfaces using React, Vue or Angular Drive DevOps excellence with CI/CD pipelines and Infrastructure as Code using Terraform or Bicep, delivered via Azure DevOps, GitHub Actions or Jenkins Mentor developers and influence architecture, patterns and delivery practices across the team Contribute to backlog grooming, sprint … Strong familiarity with Azure PaaS services and serverless functions Exposure to Terraform, Pulumi or other IaC tools Systems observability using Datadog, Prometheus or Grafana Who you are Passionate about clean, maintainable code with clear intent Confident owning delivery end to end and working autonomously Pragmatic in decision making with a focus on long term code health Collaborative … and keen to lift the team through mentorship and code reviews Curious and up to date on architecture, tooling and team practices If you want to join a product focused team delivering meaningful, scalable solutions with modern .NET, DevOps and frontend technologies, we would love to hear from you. Apply via the link below or reach out to Ryan More ❯

experience, including 2+ years in a technical leadership or management role Strong knowledge of modern frontend technologies (React, TypeScript, Next.js, etc.) Solid understanding of frontend architecture, performance optimisation, and clean code principles Experience with CI/CD pipelines and cloud environments (AWS/Kubernetes) Background in mentoring and developing engineers, fostering a culture of quality and innovation Excellent More ❯

experience, including 2+ years in a technical leadership or management role Strong knowledge of modern frontend technologies (React, TypeScript, Next.js, etc.) Solid understanding of frontend architecture, performance optimisation, and clean code principles Experience with CI/CD pipelines and cloud environments (AWS/Kubernetes) Background in mentoring and developing engineers, fostering a culture of quality and innovation Excellent More ❯

experience, including 2+ years in a technical leadership or management role Strong knowledge of modern frontend technologies (React, TypeScript, Next.js, etc.) Solid understanding of frontend architecture, performance optimisation, and clean code principles Experience with CI/CD pipelines and cloud environments (AWS/Kubernetes) Background in mentoring and developing engineers, fostering a culture of quality and innovation Excellent More ❯

existing portfolio of digital products. Drive innovation by researching and implementing new technologies and frameworks. Promote best practices in coding Mentor junior team members and lead by example through clean, maintainable code. The Person We're looking for someone who: Has strong commercial experience developing with .NET Core , C# , and SQL . Has experience with cloud technologies (preferably Azure More ❯

existing portfolio of digital products. Drive innovation by researching and implementing new technologies and frameworks. Promote best practices in coding Mentor junior team members and lead by example through clean, maintainable code. The Person We're looking for someone who: Has strong commercial experience developing with .NET Core , C# , and SQL . Has experience with cloud technologies (preferably Azure More ❯

existing portfolio of digital products. Drive innovation by researching and implementing new technologies and frameworks. Promote best practices in coding Mentor junior team members and lead by example through clean, maintainable code. The Person We're looking for someone who: Has strong commercial experience developing with .NET Core , C# , and SQL . Has experience with cloud technologies (preferably Azure More ❯

Core, and Azure. Working closely with Product, DevOps, and QA teams to deliver secure, scalable applications. Contributing to architectural decisions and mentoring mid-level engineers within your team. Writing clean, testable, and maintainable code that drives innovation across the FinTech domain. Tech Stack & Environment Languages: C#, .NET Core, ASP.NET Cloud: Azure (Functions, Service Bus, App Services) Databases: SQL … Server, Entity Framework, and exposure to NoSQL a plus DevOps: CI/CD pipelines (Azure DevOps, GitHub Actions, or similar) Practices: Agile delivery, TDD/BDD, code reviews, and continuous improvement About You 5+ years of commercial software engineering experience, ideally within .NET and modern distributed systems. Strong understanding of clean architecture, domain-driven design, and microservices. Experience More ❯

closely with the AI platform team to build compelling AI first features and products Create responsive, intuitive UI components that make complex AI functionality accessible to end users Write clean, maintainable code with appropriate testing and documentation Configure builds and automated tests to execute reliably in CI/CD environments Identify opportunities for process improvements and contribute to … the enhancement of testing practices, testability, tools, code health and maintainability in collaboration with the wider Quality community. Foster a collaborative environment by working closely within cross-functional teams to ensure high-quality software delivery. Essential Skills and Experience : Experience building applications for the web across the whole stack Hands on production experience with building software powered by LLMs More ❯

backend applications. You will collaborate closely with product managers, frontend teams, and other engineers to deliver features that drive customer value and operational excellence. How do you approach designing clean, maintainable code while balancing performance and scalability? This role demands a strong problem solver dedicated to technical craftsmanship and mentoring junior engineers. Key Responsibilities Design, develop, test, and … maintain backend Java applications and microservices. Collaborate with cross-functional teams to define system requirements and architecture. Participate in code reviews to ensure quality, consistency, and best practices. Troubleshoot and optimize performance, scalability, and reliability issues in production. Drive continuous improvement in software engineering processes and tools. Mentor and support junior and mid-level developers, fostering knowledge sharing and More ❯

Help build the future of clean energy. Are you a passionate engineer ready to step into a technical leadership role? We're partnering with a mission-driven company undergoing rapid growth as they transition from consultancy to fully in-house engineering. They're now hiring two hands-on Tech Leads to shape the next phase of their platform and … Hands-on experience with CI/CD, trunk-based development, and feature flagging An eye for quality, performance, and scalability A passion for the craft - you take pride in clean code and continual improvement Previous experience leading teams or mentoring engineers (Bonus) Experience in the energy/utilities sector or hardware integration Why Join? Shape critical software systems More ❯

Core, and Azure. Working closely with Product, DevOps, and QA teams to deliver secure, scalable applications. Contributing to architectural decisions and mentoring mid-level engineers within your team. Writing clean, testable, and maintainable code that drives innovation across the FinTech domain. Tech Stack & Environment Languages: C#, .NET Core, ASP.NET Cloud: Azure (Functions, Service Bus, App Services) Databases: SQL … Server, Entity Framework, and exposure to NoSQL a plus DevOps: CI/CD pipelines (Azure DevOps, GitHub Actions, or similar) Practices: Agile delivery, TDD/BDD, code reviews, and continuous improvement About You 5+ years of commercial software engineering experience, ideally within .NET and modern distributed systems. Strong understanding of clean architecture, domain-driven design, and microservices. Experience More ❯

to larger collaborative efforts, all while supported by a strong technical leadership team. Key Responsibilities: * Design and build backend services and web platforms that support key business operations * Write clean, testable code and contribute to system architecture discussions * Work closely with product and engineering teams to ensure solutions align with business needs * Improve development workflows through tooling, automation … and knowledge sharing * Participate in code reviews, estimation, deployment, and system monitoring * Contribute to a culture of continuous improvement and high engineering standards Essential Criteria: * 6-8 years of commercial experience in software engineering * Strong Java development experience (or similar OO language such as C#, Go, or Ruby) * Experience with backend application design, API development, and systems integration * Familiar More ❯

backend services and microservices using Go. You will work closely with product owners, frontend engineers, and other backend developers to deliver robust and efficient systems. How do you ensure clean, modular code that remains scalable as the system grows? This role requires a seasoned engineer passionate about technical excellence, scalability, and mentoring team members. Key Responsibilities Develop, test … and maintain backend services and microservices in Go, ensuring high code quality. Collaborate with cross-functional teams to gather requirements, design solutions, and implement features. Conduct thorough code reviews to enforce standards and best practices. Optimize applications for performance, scalability, and reliability in production environments. Drive continuous improvement in development processes, tooling, and automation. Mentor junior and mid More ❯