26 to 50 of 57 Refactoring Jobs in England

Technical Lead

Hiring Organisation
Spectrum IT Recruitment Limited
Location
Northam, Devon, UK
GitHub Copilot, Claude Code, Cursor, Aider or similar. Encourage engineers to use AI throughout the software development lifecycle, including solution design, code generation, refactoring, testing, debugging, documentation and code reviews. Explore opportunities to automate repetitive engineering activities and reduce unnecessary manual development effort. Evaluate emerging AI tools, agentic coding capabilities ...

Python Developer / Team Lead - FinTech

Hiring Organisation
Client Server
Location
London, UK
Employment Type
Full-time
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 ...

Infrastructure Support Engineer - Cambridge

Hiring Organisation
Microtech Global Ltd
Location
Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£80,000
that handles real hardware requests from CI workflows Maintain and gradually improve our Python-based internal tooling (used daily by hardware and software engineers) refactoring for maintainability, adding features, and applying better software practices where it adds value Manage NixOS servers through declarative configurations for reproducible, reliable deployments Provision ...

Junior SW Infrastructure Engineer - Cambridge

Hiring Organisation
Microtech Global Ltd
Location
Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£50,000
that handles real hardware requests from CI workflows Maintain and gradually improve our Python-based internal tooling (used daily by hardware and software engineers) refactoring for maintainability, adding features, and applying better software practices where it adds value Manage NixOS servers through declarative configurations for reproducible, reliable deployments Provision ...

Infrastructure Support Engineer - Cambridge

Hiring Organisation
Microtech Global Ltd
Location
London, UK
that handles real hardware requests from CI workflows Maintain and gradually improve our Python-based internal tooling (used daily by hardware and software engineers) — refactoring for maintainability, adding features, and applying better software practices where it adds value Manage NixOS servers through declarative configurations for reproducible, reliable deployments Provision ...

Software Engineer

Location
London, United Kingdom
release to production multiple times per day/li li We review each others code, and set aside time for hacking on experimental features, refactoring and/or learning new things/li li We work hard and finish on time, no crazy hours/li/ ...

Application Transformation Advisor

Hiring Organisation
DXC Technology
Location
London, UK
Employment Type
Full-time
Retain, Rehost, Replatform, Refactor, Repurchase, Retire, Relocate).Identify opportunities to simplify, rationalise, decommission, modernise, or migrate applications. Provide oversight of cloud migration, application refactoring, containerisation, and legacy modernisation initiatives. Shape transformation programmes from initial discovery through implementation and transition to BAU operations. Technical Debt RemediationAssess technical debt across applications, infrastructure ...

Lead Cloud Engineer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
platforms, including EKS, Kubernetes, networking, identity, and observability capabilities supporting enterprise-scale workloadsDrive cloud migration programmes end-to-end, including application assessment, readiness analysis, refactoring strategies, and transition planningShape and deliver platform roadmaps, enabling scalable, resilient, and cost-efficient cloud operationsChampion automation-first engineering, using Infrastructure-as-Code (Terraform, Ansible ...

Lead Software Engineer Python API - Fintech

Hiring Organisation
Client Server
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Lead Software Engineer 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 of new projects ...

Lead Product Manager

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £780/day
CloudWatch, Trusted Advisor, and Cost Explorer. Optimise infrastructure for performance, reliability, cost efficiency and operational excellence. * Cloud Migration & Modernisation Define migration strategies including rehosting, refactoring, replatforming, and containerisation. Design modern architectures involving microservices, serverless, APIs, and event driven patterns. * Stakeholder Engagement Act as the technical counterpart to product owners, business ...

Senior Mobile Engineer

Hiring Organisation
Ideagen Plc
Location
Nottingham, UK
Employment Type
Full-time
technical guidance, and contributing to a culture of engineering excellence. Confidence using AI-assisted development tools and agent orchestration workflows to deliver complex features, refactoring initiatives, and testing strategies. If you're excited by the opportunity to combine expert mobile engineering with AI-assisted development and influence the future ...

Lead Infrastructure Engineer - Proxy/SSE Network Security (Corporate Sector)

Location
London, 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 ...

Lead Infrastructure Engineer - Proxy/SSE Network Security (Corporate Sector)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
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 ...

Lead Infrastructure Engineer - Proxy/SSE Network Security (Corporate Sector)

Hiring Organisation
Hackajob Ltd
Location
Westminster, Greater London, UK
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 Enterprise Sales Specialist Cloud Infrastructure RCPG

Hiring Organisation
AmazonWebServices
Location
London, UK
Employment Type
Full-time
establishing yourself as a trusted voice in your domain. You will engage across the full transformation lifecycle: Migrate: infrastructure landing and workload mobilityModernise: application refactoring, containerisation, serverless adoptionActivate Data: analytics, lake formation, AI/ML readinessDeploy Applications: GenAI, agentic workloads, intelligent automationYour role is to find, build, and close opportunities ...

Integration Architect

Hiring Organisation
University Hospitals Coventry and Warwickshire NHS Trust
Location
Coventry, CV2 2DX, United Kingdom
Salary
£57528.00 to £64750.00
interfacing of clinical systems and databases. oExcellent knowledge of web security and vulnerabilities oKnowledge or experience of Agile, Scrum, XP oTest-driven development, code refactoring and continuous integration Desirable oGood understanding and knowledge of national programs, policy and strategy. oGood understanding and knowledge of Cerner Millenium Architecture oGood understanding ...

Mid-level Software Developer

Hiring Organisation
Nextech Group Limited
Location
Clacton-On-Sea, Essex, South East, United Kingdom
Employment Type
Permanent
Salary
£40,000
improving existing .NET/VB.NET applications Developing and integrating REST APIs Working with SQL Server databases Investigating bugs, performance issues and technical problems Refactoring and improving existing code where appropriate Writing clean, maintainable and reusable code Supporting the ongoing modernisation of existing applications Contributing to new features and development projects ...

C++ Developer

Hiring Organisation
Pure Talent Group
Location
DE1 2RU, Derby, Derbyshire, United Kingdom
Employment Type
Permanent
Salary
£25000 - £38000/annum
interactive games, working closely with design, art and QA teams to deliver high-quality releases. A key part of the role involves translating and refactoring JavaScript game logic into modern C++, ensuring strong performance, stability and clean, maintainable code. Key Responsibilities Develop game features using modern C++ (C++20 and C++23 ...

Site Reliability-DevOps Engineer - Fully remote

Hiring Organisation
EFCI Group Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
debugging runtime failures under pressure (OOMKills, rollout errors). Managed PaaS-only experience is not sufficient. Advanced Terraform: Deep experience writing, modularising, and refactoring infrastructure definitions from scratch using Terraform and Terragrunt. Relational Database Competence: Ability to read slow-query logs and analyze EXPLAIN plans to fix indexing or locking ...

Senior Software Development Engineer

Hiring Organisation
Expedia
Location
London, UK
Employment Type
Full-time
speed of delivery. Hands on experience with Kotlin for server side, or/and React and Typescript for the frontend. Proven track record of refactoring and modernising legacy codebases and architectures, improving performance and maintainability while minimising risk and customer impact. Track record of integrating and optimizing AI/ ...

Senior Analytics Solution Architect, UK & Ireland, Amazon Global Sales, AWS

Hiring Organisation
AmazonWebServices
Location
London, UK
Employment Type
Full-time
Glue, Kinesis, QuickSight, OpenSearch)Lead analytics modernisation — guide customers migrating from legacy platforms (Teradata, Oracle, Netezza, Hadoop) to cloud-native analytics, including ETL refactoring and performance validationPartner with AWS AGS sales teams — collaborate with Account Managers and Account Solutions Architects to identify analytics opportunities, shape deal strategy, and position ...

Financial Engineer

Hiring Organisation
Intercontinental Exchange
Location
London, UK
Employment Type
Full-time
accelerated methods against reference pricers, in particular for risk and hedging use. AI-Accelerated DevelopmentUse AI coding tools to speed up the development, testing, refactoring and documentation of pricing and calibration code, and share effective practices with the team. Validate AI-generated code rigorously (unit tests, convergence checks, comparison against ...

Analytics Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £550.00 per day
elegant data solutions. Focus on usability, documentation, and data clarity. Comfortable working independently in a dynamic, fast-changing environment. DESIRABLE SKILLS Experience rebuilding or refactoring a Looker instance from scratch. Familiarity with Snowflake performance tuning and cost optimization. Experience scaling analytics across a cross-functional organisation HOW TO APPLY Please ...

Principal/Senior Principal Engineer - Arm Architecture Reference Manual (ARM)

Hiring Organisation
ARM
Location
Cambridge, Cambridgeshire, UK
Employment Type
Full-time
quality. Review and approve plans for integration of new architecture and QA scenarios. Lead the maintenance strategy, work with architects and engineering teams, content refactoring and continually improve quality. Ensure the adoption of tooling, validation frameworks, and digital publication. Mentor technical contributors, strengthening the architecture knowledge across all teams involved. ...

Principal Mobile Apps Platform Engineer

Hiring Organisation
AutoTrader UK
Location
Manchester, UK
Employment Type
Full-time
Xcode, and Instruments for iOS; Kotlin, Jetpack, Android Studio for Android). Strong understanding of unit testing, RESTful API design, and a commitment to refactoring and regression test automation. Experience mentoring and coaching engineers, with a proven ability to share technical expertise and advocate best practices across a team. Benefits ...