51 to 75 of 87 Legacy Code Jobs in the UK excluding London

team is building systems that detect infringement, streamline R&D, and empower creators to move faster. It's a true greenfield opportunity, no legacy code, no bureaucracy, just the freedom to solve challenging technical problems with impact. The founding team comes from some of the world's most ...

that maps the data, and shipping the React UI that visualizes it. Your Mission (The First 3 Months) You are not here to maintain legacy code; you are here to build the "Brain" of the platform. Architect the State Engine: Mobile accessibility testing fails because it lacks context. … First-Principles Thinker: You don't just glue libraries together. You understand why things work. Whether you write the code yourself or review what an LLM generated, you can spot the race condition in the database lock or the inefficiency in the HTTP request immediately. You treat ...

confidently. You'll design and deliver scalable, reliable architectures while balancing strategic quality with tactical speed, and knowing when to modernise vs build around legacy code. What you'll bring 3–6 years' software engineering experience, ideally CompSci background. Strong Python + C# experience. Exposure to either valuations, Risk ...

will shape architecture, tooling, and engineering culture, working closely with the CEO and Head of Technology. If you are looking for a large legacy codebase and rigid process, this role is not for you. If you want to ship, break things, fix them, and build something from ...

Cypress, Playwright, or similar). Experience with ERP, CRM or business management systems is a considerable advantage. Experience working with and improving existing/legacy codebases. Familiarity with Git and modern development workflows. Interest in product thinking, usability and building systems that support real business change. Why Join ...

days Onsite) Contract Type: Inside IR35 Duration: 4-6 months Rate: £275 per day Inside IR35 Experience and skills Building iOS Applications Writing & Deleting code Build tools like Tuist, xcodebuild, GitHub Actions, and Circle CI Continuous Integration patterns Finding and fixing bugs Functional coding patterns Performance Analysis and Optimization … Dealing with Objective-C Legacy code Unit & Integration Tests Open Source Working in a globally distributed team Self-starting and good at time management Integrating with bespoke lovingly hand-crafted Back End services from the days of yore. Designing solutions for open ended problems Bachelor's degree ...

robust performance. This role combines hands‐on embedded development with technical leadership, making it perfect for someone who wants to stay close to the code while influencing broader engineering outcomes. Key Responsibilities - Lead the design, development, and maintenance of embedded software in C - Drive technical direction across new projects … updates to existing designs - Conduct and oversee code reviews, ensuring high standards and best practices - Mentor and support junior and mid‐level engineers - Collaborate with hardware, firmware, systems, and product teams to align requirements and resolve issues - Ensure effective use of Git workflows and version control processes - Provide technical ...

including transforming data into useful formats. Understand data storage concepts and logical data structures, such as data warehousing. Able to write repeatable, production-quality code for data pipelines, utilizing templating and parameterization where needed. Can make data pipeline design recommendations based on business requirements. Experience with data migration … goals and take initiative. Driven to troubleshoot, deconstruct problems, and build effective solutions. Experience of Git/Version control Experience working with larger, legacy codebases Understanding of unit and integration testing Understanding and experience with CI/CD and general software development best practices A strong attention to detail ...

will the role involve? As a Full Stack Developer, youll be: Developing new features across our Laravel and Angular applications Supporting the modernisation of legacy systems as part of our platform evolution Building APIs and integrations that connect farm data to actionable insights Contributing to architecture discussions and technical … decision-making Collaborating with the team on code reviews, knowledge sharing and continuous improvement Working across multiple products, from our flagship FarmMetrics platform to client-specific solutions What skills are we after? Were looking for a developer with a proven track record of delivering web applications. To be successful ...

robust performance. This role combines hands‑on embedded development with technical leadership, making it perfect for someone who wants to stay close to the code while influencing broader engineering outcomes. Key Responsibilities - Lead the design, development, and maintenance of embedded software in C - Drive technical direction across new projects … updates to existing designs - Conduct and oversee code reviews, ensuring high standards and best practices - Mentor and support junior and mid‑level engineers - Collaborate with hardware, firmware, systems, and product teams to align requirements and resolve issues - Ensure effective use of Git workflows and version control processes - Provide technical ...

C# and .NET 10+ (Minimal APIs, Blazor) Modern frontend: Svelte, Solid, HTMX, Astro, Tailwind CSS MSSQL Server AWS services (S3, CloudFront, Lambda, CloudWatch, WAF) Legacy codebase (VB.NET, .NET Framework 4.8.1, WebForms). We're migrating away and should be done within 12 months, but you'll need to work … it. We want someone who keeps up with the industry, gets excited by new tech, but also isn't afraid to dig into a legacy VB.NET codebase and figure out how to migrate it properly. If you spend your free time tinkering with side projects or reading about ...

scripting. Proven experience with batch processing and high-volume OLTP systems in Oracle custom or Oracle Apps EBS. Excellent analytical skills, including: Analysis of legacy codebases. Working within multi-disciplinary teams to shape requirements. Contributing to solution design and prototyping technical approaches. Ability to deliver robust, high-performance code ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Lead Elite Teams, Shape the Future of HR Tech What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...