176 to 200 of 395 Refactoring Jobs in England

Staff Forward Deployed Engineer

Location
Manchester, England, United Kingdom
production-grade software development and data integration, featuring expert Python, SQL, and object-oriented skills (Java/Go) for designing reusable architectures and refactoring complex codebases. Deep knowledge of distributed systems, data architecture, CI/CD, Kubernetes, secure enterprise networking, and at least one major cloud provider (AWS, Azure ...

Lead SRE - Chase UK

Location
Greater London, England, United Kingdom
governance of approved AI-assisted engineering practices across teams to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review/refactoring, test acceleration, release readiness, incident/root-cause analysis), while establishing measurable validation standards (secure coding, peer review, automated testing) and promoting reuse of proven ...

Senior Lead Software Engineer - Backend Engineering - Java/Kotlin

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
governance of approved AI-assisted engineering practices across teams to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review/refactoring, test acceleration, release readiness, incident/root-cause analysis), while establishing measurable validation standards (secure coding, peer review, automated testing) and promoting reuse of proven ...

Platform Engineer Engineering · Manchester ·

Location
Manchester, England, United Kingdom
deep observability, system fault tolerance, and high-volume scalability. Cloud Cost Optimization: Champion operational excellence by implementing resource tagging, monitoring usage patterns, and refactoring infrastructure to keep Finova’s multi-cloud footprint lean and cost‐efficient as transaction volumes expand. Cross-Functional Collaboration: Partner closely with software developers, security champions ...

Senior QA Manager

Hiring Organisation
Cboe Exchange
Location
London, United Kingdom
Salary
£ 120 K
fundamentals and software engineering. We are analytical thinkers. We are always learning our craft. If it’s broken, we fix it. If it needs refactoring, we refactor it. If it’s hard to test, we make it testable. We like statistics. We love automation. We are pragmatic. We ship code ...

Staff Forward Deployed Engineer

Hiring Organisation
Matillion
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 60 K
production-grade software development and data integration, featuring expert Python, SQL, and object-oriented skills (Java/Go) for designing reusable architectures and refactoring complex codebases.Deep knowledge of distributed systems, data architecture, CI/CD, Kubernetes, secure enterprise networking, and at least one major cloud provider (AWS, Azure ...

Senior Site Reliability Engineer

Hiring Organisation
Imanage
Location
London, United Kingdom
Salary
£ 70 K
Leading incident management and post-incident retrospectives, and coaching teams in these practices. iM Qualified Because I Have... Experience writing design documents, postmortems, and refactoring application code. Built automation to reduce operational burden or developed internal SaaS tools. Ability to advocate for SRE principles (e.g., SLOs vs SLAs) and introduce ...

AI Prompt Engineer

Location
Sheffield, England, United Kingdom
enabled engineering solutions Key Responsibilities Design optimize and maintain advanced prompts for Microsoft Copilot M365 Copilot Copilot Studio extensions GitHub Copilot code generation review refactoring developer productivity Claude Claude Code Develop and maintain PowerShell scripts for automation system integration and AIenabled workflows Build and support AIdriven automation pipelines and developer ...

Senior Software Engineer (Java)

Location
City Of London, England, United Kingdom
services across multiple asset classes. Role Responsibilities Design and implement distributed, fault‐tolerant Java services for electronic trading environments Lead performance tuning, optimisation, and refactoring of low‐latency trading components Investigate and resolve production issues, ensuring system stability and high availability Collaborate with global teams, including Architecture, DevOps, and Product ...

Senior Full Stack Developer (Kotlin, React) - Banking - London

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700 per day
ship frequent releases, and have a real influence on product and technical direction. How we build XP practices: Test-Driven Development, pair programming, continuous refactoring, trunk-based development, and frequent production releases. Human-in-the-loop AI: We use GitHub Copilot to improve quality while keeping humans in control. ...

Senior Full Stack Developer (Kotlin, React) - Banking - London

Hiring Organisation
Salt Search
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £700.00 per day
ship frequent releases, and have a real influence on product and technical direction. How we build XP practices: Test-Driven Development, pair programming, continuous refactoring, trunk-based development, and frequent production releases. Human-in-the-loop AI: We use GitHub Copilot to improve quality while keeping humans in control. ...

Go Lang Developer

Hiring Organisation
Square One Resources
Location
Burgess Hill, West Sussex, United Kingdom
Employment Type
Contract
Contract Rate
£280 - £290/day
comfortable using modern AI-assisted development tools in their day-to-day engineering work, including tools for: Code generation and code completion Code refactoring and optimisation Debugging and troubleshooting Unit test generation Documentation Developer productivity and automation Responsibilities Design, develop, test and maintain high-quality software applications Write clean, efficient ...

Software Engineer II - AIML Experimentation and Governance

Location
Bournemouth, England, United Kingdom
respect Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards. Applies knowledge of tools within the Software Development Life ...

Python Full Stack Software Engineer II

Location
Greater London, England, United Kingdom
generation. Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards. Applies knowledge of tools within the Software Development Life ...

Software Engineer III - Fullstack (Java, React, Python and AI) Engineer

Location
Greater London, England, United Kingdom
authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team ...

Lead Developer- C#

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
Technical Team Lead will participate in the Architecture Group in defining the technology and process strategy including occasionally leading on innovation or technical debt refactoring pieces of work.C# Lead Developer MUST have:• Degree ideally Comp Sci • Proven practical knowledge and understanding of Object Orientation, SOA, design patterns like ...

Data Solution Architect

Location
Greater London, England, United Kingdom
identification and resolution of complex technical issues, including performance bottlenecks and architectural limitations. Drive improvements in system design, scalability, and maintainability through proactive refactoring and architectural evolution. Define and support implementation of CI/CD, testing, and deployment strategies to ensure reliable and efficient delivery. Ensure all solutions adhere ...

Senior Modelling Software Engineer - Chronos

Location
Oxford, England, United Kingdom
modelling codebase. Innovate in wider software architecture and data orchestration to improve scalability and developer experience. Improve code quality and developer experience by refactoring for clarity, strengthening interfaces and simplifying implementations. Champion automated testing and TDD; driving the adoption of modern, agentic-first software engineering practices in the model development ...

Senior Software Engineer

Location
City Of London, England, United Kingdom
. We need someone who respects the legacy code and is happy working in it today. High proficiency in reading, understanding, and safely refactoring complex, stored-procedure-heavy database logic. Working proficiency in JavaScript/TypeScript. You’ll be interacting with both jQuery on the legacy .NET front ...

Full-Stack Software Engineer III

Location
Greater London, England, United Kingdom
development Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards Applies knowledge of tools within the Software Development Life ...

Lead Software Engineer - FIXED INCOME UK

Location
Greater London, England, United Kingdom
drive awareness and use of new and leading-edge technologies Use AI-assisted tools to accelerate engineering work while maintaining controls, including: Drafting/refactoring code and documentation with validation via tests, code review, and static/security scanning. Generating and expanding test scenarios (edge cases, regression suites) and verifying ...

Software Engineer III - UAT, Payments

Location
Bournemouth, England, United Kingdom
authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team ...

Lead Software Engineer (UI) â Digital Markets Execution Technology (DMET), Execute

Location
Greater London, England, United Kingdom
authorized AI‐assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomes (e.g., AI‐assisted code review/refactoring, test strategy acceleration, incident/root‐cause analysis support), while establishing consistent validation standards (secure coding, peer review, automated testing) and promoting reuse of effective ...

Senior Software Engineer London

Location
Greater London, England, United Kingdom
another language works too! Strong fundamentals - Data structures, algorithms and object-oriented programming, applied rather than recited Delivery discipline - Comfortable with testing frameworks, debugging, refactoring, version control and CI/CD pipelines Data fluency - A working understanding of SQL and document databases Ownership at pace - You work independently, take business ...

Software Engineer II - Python

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
limited guidanceLeverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards. Designs, develops, codes, and troubleshoots with consideration of upstream ...