226 to 250 of 395 Refactoring Jobs in England

Lead Software Engineer - Python / AI - Athena Core - Vice President

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
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 ServiceNow Developer

Location
Manchester, England, United Kingdom
implementations Expert‐level JavaScript: strong command of server‐side scripting within the platform's runtime as well as modern client‐side JavaScript, including debugging, refactoring and performance‐conscious code Demonstrable experience as the most senior technical developer on a platform or team: setting standards, owning code review, making architectural decisions ...

Software Engineer

Location
Cambridge, England, United Kingdom
found both internally (by the team) and externally (by customers). Drive quality throughout our product by taking the initiative on automated testing, architectural refactoring, and communal best practices. Demonstrate sound decision making on individual and team workloads to ensure it is delivered in a timely manner. Essential Requirements From ...

Staff Software Engineer - Global KYC and Onboarding

Hiring Organisation
Wise
Location
London, United Kingdom
Salary
£ 120 K
decisions, and celebrate both technical excellence and customer impact. Right now we're focused on building KYC/FinCrime as a configuration-driven product, refactoring and building new scalable microservice systems, and increasing automation using ML/AI where it genuinely improves decisioning, review quality, and operational efficiency — with safe ...

Software Engineer

Hiring Organisation
Aveva Group
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
issues found both internally (by the team) and externally (by customers).Drive quality throughout our product by taking the initiative on automated testing, architectural refactoring, and communal best practices.Demonstrate sound decision making on individual and team workloads to ensure it is delivered in a timely manner.Essential RequirementsFrom most to least ...

Senior Software Architect

Hiring Organisation
TeamViewer
Location
London, United Kingdom
Salary
£ 80 K
Productivity: Use and promote AI-assisted engineering tools such as GitHub Copilot, Cursor, Claude Code, or comparable tools to improve development workflows, code quality, refactoring, testing, and team effectiveness.Practical AI Engineering Awareness: Stay current with relevant AI engineering practices, including concepts such as context windows, custom instructions, agentic workflows, tool ...

Senior Software Engineer I (JavaScript))

Hiring Organisation
Elsevier
Location
London, United Kingdom
Salary
£ 70 K
engineers who are enthusiastic about using AI tools as part of their day-to-day workflow. This includes using AI to accelerate implementation, support refactoring, generate tests, investigate issues, improve documentation, and assist with code review.You should be comfortable experimenting with AI to accelerate development while applying strong engineering judgement ...

Software Engineer III - Backend Engineering - Java/Kotlin

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
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 ...

Software Engineer III - Backend Engineering - Java/Kotlin

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
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 - Backend Engineering - Java/Kotlin

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 Lead Software Engineer- Squad Lead- JPM Personal Investing

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 120 K
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 Software Engineer I - Global KYC and Onboarding

Hiring Organisation
Wise
Location
London, United Kingdom
Salary
£ 80 K
decisions, and celebrate both technical excellence and customer impact. Right now we're focused on building KYC/FinCrime as a configuration-driven product, refactoring and building new scalable microservice systems, and increasing automation using ML/AI where it genuinely improves decisioning, review quality, and operational efficiency — with safe ...

Senior Full Stack Engineer - Lyst Shop (11 Month FTC - Maternity Cover)

Location
Greater London, England, United Kingdom
APIs using Python frameworks such as Django. Quality & Craftsmanship: You care deeply about writing readable, maintainable, and well-tested code. You are comfortable refactoring existing systems to improve long-term sustainability rather than working around technical shortcomings. Collaboration & Communication: You communicate clearly and work effectively across disciplines. You can explain ...

Senior Software Engineer- Python

Location
Manchester, England, United Kingdom
with team discovery for new epics, spanning software architecture and energy systems modelling Improve reliability, latency, and operability through testing, monitoring, alarms, and careful refactoring Contribute to infrastructure as code (CDK/CloudFormation) and deployment pipelines Take part in architectural decisions as we grow Asset Backed Trading across EU markets ...

Senior AI Prompt Engineer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 per day
enabled engineering solutions. Key Responsibilities Design, optimise, 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 AI-enabled workflows Build and support AI-driven automation ...

Python Developer / Team Lead - FinTech

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 100 K
Python Developer/Team Lead you'll head up a small, talented tech team to deliver new features and enhancements as well as some refactoring work, contributing to the core banking platform which integrates with major players such as HSBC. There's a relatively young codebase and lots ...

Software Engineer II - Python

Location
Greater London, England, United Kingdom
guidance 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. Designs, develops, codes, and troubleshoots with consideration of upstream ...

Senior Kotlin Developer

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
building backend services in Kotlin • Deep experience with XP practices, including: Mob programming as a primary way of working Test‐driven development (TDD) Continuous refactoring and clean code discipline • Cloud experience in CARE Cloud/GCP, including: GKE and/or Cloud Run Cloud SQL, Memorystore Artifact Registry, Cloud Logging ...

Python Software Engineer III

Location
Greater London, England, United Kingdom
respect Leverage 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 Apply knowledge of tools within the Software Development Life ...

Software Engineer

Hiring Organisation
Searchability
Location
Newark, Nottinghamshire, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £40,000 per annum
including AI-assisted development platforms International, product-led business with real scope to learn and progress THE SOFTWARE ENGINEER ROLE Writing, reviewing, debugging and refactoring code to improve reliability, performance and maintainability Delivering new features, enhancements, integrations and internal automations Investigating, diagnosing and resolving production issues, keeping stakeholders updated throughout ...

Senior PHP Developer

Hiring Organisation
Tate
Location
Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
responsibilities include: Developing new platform features and enhancements Writing clean, scalable and maintainable PHP code Owning technical solutions from design through to production Refactoring and improving existing functionality Designing and consuming APIs Performance tuning and database optimisation Contributing to code reviews and engineering best practices Supporting complex third line technical ...

Lead C# Engineer

Hiring Organisation
Willis Towers Watson
Location
Reigate, Surrey, United Kingdom
Salary
£ 70 K
Working with the Product Owner to define, refine and deliver the product backlogDesigning and documenting software solutions meeting functional and non-functional requirementsImplementing and refactoring product code (C#), following best practices for maintainability, testability and performanceImplementing unit tests, developing test frameworks and associated automated test casesReviewing and debugging code ...

Software Engineer

Location
Uxbridge, England, United Kingdom
build. Accept feedback and adapt to your team and the company's current priorities. The Must Haves Test Driven Development, Pair Programming, Clean Code & Refactoring, System Design Observability, "you build it you run it" attitude Product mindset Good communication, giving and receiving feedback Desirable skills Event-Driven Architecture; SOLID principles ...

Principal Software Engineer - C#

Location
City Of London, England, United Kingdom
safe to ship. Communicate technical trade‐offs clearly to trading, compliance, infrastructure and middle‐office stakeholders; manage risk and upset honestly. Identify and drive refactoring toward the target architecture as the platform grows. Experience/Competences 10+ years in financial services building complex front‐office trading systems with demonstrated technical ...

Lead Fullstack Engineer

Hiring Organisation
Atos
Location
London, United Kingdom
Salary
£ 80 K
system integrations.Collaborate closely with product owners, architects, and stakeholders to refine requirements and drive technical decisions.Ensure code quality, maintainability, and performance through reviews, refactoring, and standards enforcement.Support CI/CD processes using tools such as Jenkins and Git.Provide technical troubleshooting, root cause analysis, and production support where required.Essential Skills:Experience ...