1 to 25 of 31 Permanent Refactoring Jobs in the UK excluding London

established SDLC processes. Drive continuous improvement initiatives to optimise UI performance, usability, and maintainability. Identify opportunities to evolve systems toward target architecture and lead refactoring initiatives. Support risk identification, escalation, and mitigation within engineering teams. Design, develop, and maintain software, ensuring seamless integration and performance. Collaborate with cross-functional teams ...

based environments Work with AWS services such as compute, storage, IAM, and networking Support cloud migration and modernization initiatives by updating and refactoring existing solutions Follow established AWS architecture patterns and best practices DevOps & Automation Contribute to CI/CD pipelines for automated build, test, and deployment processes Write ...

potential solutions. Lead conversations around software systems to enable meaningful conversations about wider system architecture with Engineers. Evolve systems towards target state architecture by refactoring and prioritisation of deliveries. Essential/Desired Criteria: Essential: 5+ years of demonstrable industry experience as a Full Stack or Front/Backend Engineer ...

test coverage, performance and security non-functional requirements are met. * Maintain and curate a healthy, well-documented code base, actively reducing technical debt and refactoring legacy components where needed. Integration & Azure * Design and implement integrations between Dynamics, Dataverse and a wide range of internal and external systems using Azure services ...

Software Engineering. Experience deploying AI within AWS and MS Azure. Experience using Docker, Airflow and Openshift. Cloud Certification. Data science model review, code refactoring, model optimization, containerisation, deployment, versioning, monitoring of model quality and non-functional requirements. How we work Our belief is that we are "Better when Together ...

Desktop applications CI/CD and agile practices TDD Required Experience: C# .NET Framework & .NET Core WinForms/desktop application development MS SQL Server Refactoring and modernisation projects Agile environments CI/CD practices Testing experience (TDD is a bonus) Exposure to cloud (AWS preferred) Desirable: Experience migrating legacy systems ...

pipelines, and AI tooling embedded across the entire development lifecycle. AI is part of how you build, not an afterthought - from prototyping and refactoring to testing and optimisation. You’ll design and develop cloud-native systems that process real-world data at scale You’ll help drive the transition from ...

design, code quality, and mentoring. Key Responsibilities Lead the design and development of backend services using Java and Spring Boot. Drive modernisation and refactoring of legacy Java services. Define and uphold coding standards, architectural patterns, and best practices. Ensure strong test coverage using JUnit and Mockito. Support containerised deployments ...

design A team-first mindset with high standards for quality and craft Desirable: experience using AI-assisted development tools (e.g. for code generation or refactoring) in a pragmatic, quality-conscious way Why you'll love this job Join a tech-led business at a pivotal moment, taking their core product ...

Desktop applications CI/CD and agile practices TDD Required Experience: C# .NET Framework & .NET Core WinForms/desktop application development MS SQL Server Refactoring and modernisation projects Agile environments CI/CD practices Testing experience (TDD is a bonus) Exposure to cloud (AWS preferred) Desirable: Experience migrating legacy systems ...

server-side product development using C++ or another strongly typed OO language (C#, Java, etc.) Solid grounding in Object-Oriented Design, Design Patterns and Refactoring Experience with database design and development Proven track record of delivering in Agile environments (Scrum or Kanban) Experience leading or technically guiding a development team ...

deliver technical solutions. Troubleshoot, investigate, and resolve application and production issues. Produce technical documentation and contribute to architectural decisions. Support continuous improvement initiatives, including refactoring and process enhancements. Collaborate with developers, QA teams, and support functions to ensure successful project delivery. Skills & Experience Essential Strong commercial experience with PHP development ...

transformation, and reporting requirements across teams Troubleshooting & Optimisation Diagnose and resolve script errors, integration issues, and system performance bottlenecks Lead performance optimisation initiatives, including refactoring legacy scripts and improving system efficiency Release & Change Management Manage deployment of customisations across Sandbox and Production environments Ensure controlled releases with minimal disruption ...

leading role in that journey. This isnt a role where you inherit a polished environment. Its an opportunity to shape, modernise, and influence from refactoring legacy pipelines to building best-in-class data products using tools like Databricks, Azure, and GCP. Youll operate as the technical authority within the data ...

level systems or embedded C++ Proven experience in server-side product development Strong understanding of database design and development Solid experience with Design Patterns, Refactoring, and OO Design principles Experience working in an Agile environment (Scrum or Lean Kanban) Strong analytical, problem-solving, and organisational skills Experience leading a team ...

schemas, and database structures to support application and integration requirements - Proactively analyse and resolve database performance bottlenecks using execution plans, indexing strategies, and query refactoring - Optimise high-volume transactional queries and reporting workloads within SQL Server, using T-SQL and SQL Server Management Studio - Design and support scalable database patterns ...

architecture, and best practices. Your work will include: Rebuilding the UI into modular, maintainable React components Setting up a modern framework (Vite or Next.js) Refactoring state management (use Reducer or Zustand) Styling with Tailwind CSS Implementing routing (React Router or Next.js routing) Building a lightweight Node.js backend Adding authentication Integrating ...

Cloud and Service Cloud development Experience with version control, CI/CD, and modern Salesforce tooling (e.g. SFDX, CLI) Desirable (but not essential): Experience refactoring legacy Aura or Visualforce solutions Exposure to Marketing Cloud or other Salesforce products Broader Salesforce certifications beyond Platform Developer I Experience working with third-party ...

Collaborating on system design Delivering high quality software Mentoring team members & coaching them on best practice and improvements Reviewing pull requests Planning and actioning refactoring efforts to support the wider product strategy Developing new features according to specification Triaging and fixing defects Essential Experience: Advanced C++ Expertise - Deep knowledge … upskill developers at various experience levels through hands-on collaboration, code reviews, and knowledge-sharing Technical Debt Reduction - Experience in identifying, prioritising, and refactoring code to improve modularity, testability, and maintainability Architectural/System Design Support - Ability to contribute to architectural decisions and technical strategy, supporting the broader product vision ...

Collaborating on system design Delivering high quality software Mentoring team members & coaching them on best practice and improvements Reviewing pull requests Planning and actioning refactoring efforts to support the wider product strategy Developing new features according to specification Triaging and fixing defects Essential Experience: Advanced C++ Expertise - Deep knowledge … upskill developers at various experience levels through hands-on collaboration, code reviews, and knowledge-sharing Technical Debt Reduction - Experience in identifying, prioritising, and refactoring code to improve modularity, testability, and maintainability Architectural/System Design Support - Ability to contribute to architectural decisions and technical strategy, supporting the broader product vision ...

Airbyte), moving beyond standalone SQL Server environments. Leading integrations – supporting our NetSuite migration and creating scalable data frameworks for future acquisitions. Modernising legacy systems – refactoring complex, business-critical T-SQL into modular, high-performance cloud workflows. Raising engineering standards – introducing Git, CI/CD pipelines, automated testing and best-practice … Engineer 3–5+ years’ experience in Data Engineering, ideally involving cloud warehouse builds or migrations Expert-level SQL/T-SQL with proven experience refactoring and optimising complex logic Hands-on experience with cloud data warehouses (e.g. BigQuery, Snowflake), ingestion tools (Airflow, Airbyte), and analytics tooling such ...

Senior .NET Migration Engineer (Cloud Modernization) Permanent | London (Hybrid) | Tech: .NET 10, Kubernetes, AWS, Terraform, AI Agents The Mission Forget standard "lift-and-shift." We are completely modernizing our backend estate, moving from a legacy ...

The Role: You’ll deliver in complex client environments - pairing, TDD, emerging design, refactoring. We think, challenge, and guide, not just code. Our clients trust us to bring judgment, not just a keyboard. Model: Hybrid ...

The Role: You’ll deliver in complex client environments - pairing, TDD, emerging design, refactoring. We think, challenge, and guide, not just code. Our clients trust us to bring judgment, not just a keyboard. Model: Hybrid ...

The Role: You’ll deliver in complex client environments - pairing, TDD, emerging design, refactoring. We think, challenge, and guide, not just code. Our clients trust us to bring judgment, not just a keyboard. Model: Hybrid ...