26 to 50 of 328 Refactoring Jobs in England

Senior ETF Engineer, Investment Technology

Hiring Organisation
Invesco
Location
London, UK
Employment Type
Full-time
testing. Exposure to portfolio analytics, risk models, or investment workflows preferred. AI‐assisted development fluency: daily use of AI tools for coding, test generation, refactoring, documentation, and design exploration—plus the ability to evaluate/correct AI‐generated code for security, performance, and maintainability. Understanding of data engineering principles (data ...

Senior Software Engineer

Location
Reading, England, United Kingdom
participates in agile ceremonies Partners with Product; translates business requirements into technical solutions with balanced judgement Balances technical debt; makes informed decisions about refactoring versus new development Demonstrates strategic thinking; considers trade‐offs, prioritises efforts and drives innovation Shows adaptability; embraces alternative approaches when new information emerges Communicates effectively; documents ...

Machine Learning Engineering Lead

Hiring Organisation
Hackajob Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
reviews, MLOps practices, and responsible AI controls. Apply AI-assisted development tools to reduce software development cycle time and support code explanation, test generation, refactoring, debugging, documentation, code review, migration planning, and legacy system analysis. Resolve complex technical issues related to AI/ML services, data flows, system integration, model ...

Machine Learning Engineering Lead

Location
Farringdon, England, United Kingdom
reviews, MLOps practices, and responsible AI controls. Apply AI‐assisted development tools to reduce software development cycle time and support code explanation, test generation, refactoring, debugging, documentation, code review, migration planning, and legacy system analysis. Resolve complex technical issues related to AI/ML services, data flows, system integration, model ...

Senior Lead Software Engineer- Back End- Madrid

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 ...

Software Engineer III - AIML Experimentation, Observability and Governance

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 ...

Senior Software Engineer

Location
Nottingham, England, United Kingdom
secure-development practices. Handle sensitive data responsibly, with security and data protection front of mind at every stage. Improve performance and reliability through refactoring, database optimisation and sensible architectural changes. Take part in the full delivery cycle — sprint planning, standups, retros — and work with the Product Manager to shape ...

Lead Software Engineer - JAVA - Equities - Vice President

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

Hiring Organisation
Experian
Location
Nottingham, UK
Employment Type
Full-time
secure-development practices. Handle sensitive data responsibly, with security and data protection front of mind at every stage. Improve performance and reliability through refactoring, database optimisation and sensible architectural changes. Take part in the full delivery cycle — sprint planning, standups, retros — and work with the Product Manager to shape ...

Java Sr Lead Software Engineer - OMS/Sales - VP

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 ...

Java Sr Lead Software Engineer - OMS/Sales - VP

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 ...

Senior Lead Software Engineer - Cloud Platform Engineering

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 ...

Lead Software Engineer- Java- JPM Personal Investing

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 ...

Software Engineer III - AI/ML Platform Reliability

Hiring Organisation
Hackajob Ltd
Location
Bournemouth, Dorset, South West, United Kingdom
Employment Type
Permanent
systems. 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 - JAVA - Equities - Vice President

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
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 ...

Sr Lead Software Engineer - Python/ AWS/Databricks

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 ...

Quality Assurance Engineer

Location
Greater London, England, United Kingdom
security testing, or edge/MLOps deployment validation Use AI coding assistants (e.g. Claude Code, GitHub Copilot) to speed up test creation, debugging and refactoring — while critically reviewing AI-generated output before it enters the suite Follow and contribute to the team's testing processes and standards, and propose improvements ...

Lead Software Engineer- Python / Java- (Cloud Data Platform — AWS/Databricks/Terraform)

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
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 Engineer 27 Goswell Rd., Barbican, London EC1M 7AN

Location
Greater London, England, United Kingdom
/CD pipeline, or with AI-assisted code review, test generation or developer productivity tooling Experience of architectural migration (e.g. service extraction or refactoring) and feeding observability or metrics systemsExperience delivering and supporting resilient software that scales, in a multi-language, multi-technology stack The Reward Package Private Medical Insurance ...

Software Engineer

Location
Greater London, England, United Kingdom
experiences. You’ll also use AI-assisted engineering tools as part of your delivery workflow. You’ll use them to accelerate implementation, testing and refactoring, while applying your judgement to validate the output for correctness, security and architectural fit. What you’ll be doing Break down well-scoped features into ...

Lead Software Engineer- Java- JPM Personal Investing

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
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 ...

Python Developer

Location
Reading, England, United Kingdom
them quickly and improve them safely over time. Key responsibilities: Build and maintain production Python services and APIs, while improving existing components through structured refactoring Integrate LLM APIs and develop practical AI capabilities across live platforms Take ownership of production issues, testing, observability and ongoing platform reliability Strengthen application security ...

Python Developer - AI / LLM Platform

Hiring Organisation
Ncounter
Location
Reading, Berkshire, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
them quickly and improve them safely over time. Key responsibilities: • Build and maintain production Python services and APIs, while improving existing components through structured refactoring • Integrate LLM APIs and develop practical AI capabilities across live platforms • Take ownership of production issues, testing, observability and ongoing platform reliability • Strengthen application security ...

Senior Software Engineer C# .NET

Hiring Organisation
Pave Talent Partners Limited
Location
York, North Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£75,000
from a large WinForms/legacy platform Working closely with Engineering, Product and technical stakeholders Using AI coding tools and agents across development, testing, refactoring and migration Supporting high standards around testing, security, observability and code quality Investigating complex technical issues and driving them through to resolution Providing technical guidance ...

Lead Engineer

Location
Greater London, England, United Kingdom
Take ownership of the SDLC, delivering clean, secure, and maintainable code aligned to engineering standards. Promote engineering excellence through structured code reviews, performance optimisation, refactoring, and best practice adoption. Drive automation across build, testing, deployment, and environment management processes to improve reliability and efficiency. Provide technical leadership across architecture, tooling ...