151 to 175 of 183 Refactoring Jobs in the UK

Software Engineer (Kotlin / React)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
software engineering principles, including OOP, functional programming concepts, and design patterns. Proven experience working within Extreme Programming (XP) environments, including TDD, Pair Programming, Continuous Refactoring, and Trunk‐Based Development. Proven experience building scalable, maintainable software systems and working with CI/CD pipelines in Agile environments. Deutsche Bank’s values ...

Lead Software Engineer - React (Web)

Hiring Organisation
Jobleads-UK
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 ...

Technical Application Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Technical Consulting Architect) Define application and technical architectures aligned to modern development, integration, and delivery practices. Lead the design of application modernization initiatives, including refactoring, re‐platforming, and cloud enablement. Provide hands‐on technical leadership to engineering teams, guiding design decisions and implementation approaches. Design and review application and integration ...

Mid-Level Ruby on Rails Engineer — Build Scalable Systems

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
continuous deployment, and release to production multiple times per day. We review each others code, and set aside time for hacking on experimental features, refactoring and/or learning new things. We work hard and finish on time, no crazy hours. Salary banding: £55,000 - £62,750 per annum ...

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

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 validation. Partner with AWS AGS sales teams — collaborate with Account Managers and Account Solutions Architects to identify analytics opportunities, shape deal strategy ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
C++ — with a focus on performance, reliability, and maintainability Exposure to large‐scale or longitudinal data processing (e.g. volumetric or time‐series datasets) Experience refactoring or migrating software into modern architectures Familiarity with motion control, robotics, or kinematic systems Experience working with or alongside FPGA‐based systems Physical Demands Fine ...

Senior Application Security Engineer

Hiring Organisation
Jobleads-UK
Location
Oxford, England, United Kingdom
secure software delivery practices across applications and CI/CD pipelines Support triage and remediation of application security findings through practical guidance and secure refactoring recommendations Facilitate threat modelling activities and translate outcomes into actionable improvements and risk reduction measures Design and maintain secure-by-default delivery patterns, reusable templates ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
C++ — with a focus on performance, reliability, and maintainability Exposure to large-scale or longitudinal data processing (e.g. volumetric or time-series datasets) Experience refactoring or migrating software into modern architectures Familiarity with motion control, robotics, or kinematic systems Experience working with or alongside FPGA-based systems Physical Demands Fine ...

Senior Test Automation Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
DAST, vulnerability-focused testing, dependency checks, remediation evidence, and linkage of security findings to defects, risks, retesting, and releases. Support legacy system modernisation, replacement, refactoring, and platform consolidation by creating reusable regression packs before major change occurs and by verifying critical processes, integrations, reports, and data outputs before and after ...

Senior Software Engineer - Zero Gravity

Hiring Organisation
Jobleads-UK
Location
Reading, England, United Kingdom
works effectively with product, design andparticipatesin agile ceremonies Partners with Product; translates business requirements into technical solutions Manages technical debt; makes informed decisions about refactoring Demonstrates practical thinking; evaluates trade-offs and contributes to prioritisation Shows adaptability; adopts alternative approaches when needed Communicates effectively; documents decisions and explains technical concepts ...

Principal Engineer - Member Experience Platform

Hiring Organisation
Jobleads-UK
Location
Skipton, England, United Kingdom
platform.You will also own the engineering strategy that enables the platform to evolve — driving a 1–3-year modernisation roadmap covering decoupling, core refactoring, data strategy improvements, resilience uplift and technical debt retirement. You will collaborate with Architecture, DevSecOps, Environments, Release & Deployment and Quality Engineering to ensure platform‐wide consistency ...

Principal Engineer - Search

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
transformation roadmap. Lead the design and optimisation of search systems , ensuring relevance, scalability, and reliability. Oversee the evolution of existing systems — maintaining and refactoring C# codebases Champion engineering best practices across security, performance, testing, and continuous delivery. Provide architectural leadership across multiple teams, establishing standards and reusable patterns that scale. ...

Snr Front End Developer

Hiring Organisation
Som3
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
£50000 - £60000/annum
ownership of the front-end build pipeline, performance optimisation and our design system. Key Responsibilities Take ownership of the front-end codebase, including maintaining, refactoring and extending UI components. Develop pixel-perfect, accessible and responsive user interfaces from design specifications. Lead front-end build and deployment processes, including build configuration ...

Microsoft Power Platform Engineer

Hiring Organisation
Twenty Twenty Consulting Ltd
Location
West Yorkshire, Darrington, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum Excellent company benefits
ensuring data consistency and reliability. Collaborate with the wider team to deliver well-structured solutions across client projects. Maintain and improve existing systems, including refactoring and optimisation where required. Contribute to solution design discussions, offering input on implementation approaches. Support occasional Azure-related work, with opportunity to grow your cloud ...

Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Great Fit If... You have 3+ years of professional full-stack engineering experience: We’re looking for somebody comfortable with solving hard technical problems, refactoring when needed, and knowing what’s enough and what’s too much to solve a problem. A track record of building high-quality products fast ...

Principal/Senior Principal Engineer – Arm Reference Manual (ARM)

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
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. ...

AI Application Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Introduction Join Avanade’s Global Integrated Center of Excellence (ICOE) as a hands‐on AI Application Architect, helping design intelligent, agentic, cloud‐native applications. You will apply advanced AI techniques to accelerate every phase of ...

Senior Structured Products Quant – Python/C++

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
role demands an MSc or PhD in a STEM subject and at least 6 years of experience in Quantitative Analysis, with additional knowledge in refactoring Fixed Income Data. This full-time position is perfect for highly motivated candidates with strong programming skills in Python and C++. Compensation is competitive, although ...

Senior Java Engineer - AI Enablement

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
multi‐instance deployment capabilities Ship Results Quickly Complete service modernisations in fast cycles with monthly milestones Use AI to accelerate every phase: analysis, refactoring, testing, documentation Hand off modernised services to Platform Services or divisions with clear ownership Demonstrate measurable improvements: faster APIs, better performance, higher reliability AI Implementation & Automation … GitHub Copilot, and LLM APIs Develop reusable AI tooling that other engineers can adopt Demonstrate AI‐First Development Use AI for all coding tasks: refactoring, test creation, documentation, debugging Achieve measurable and significant productivity improvements through AI integration Document patterns and share learnings through your work Train teams during service ...

Senior Software Engineer - Java, Cloud and AI

Hiring Organisation
NEEV LIMITED
Location
Waltham Cross, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
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 … 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 ...

Engineering Manager, Channels & Platform

Hiring Organisation
Jobleads-UK
Location
United Kingdom
owner.. Day 60: One concrete unblock in Channels that wouldn't have happened without you owning the planning side - even if that means surfacing refactoring potential. The security compliance work (Sprinto) is no longer single‐threaded through one person: documented, distributed, or sequenced behind a milestone date. You've been ...

Principal Engineer - Customer Engagement Platform

Hiring Organisation
Jobleads-UK
Location
Skipton, England, United Kingdom
code guardrails** that balance speed with safety across Dynamics 365, Power Apps and Power Automate solutions* **Lead the CEP modernisation roadmap:** drive decoupling, core refactoring, resilience uplift and tech‐debt retirement for CRM and workflow domains; clarify versioned boundaries and platform contracts so product teams can move independently while ...

Software Engineer III - Python

Hiring Organisation
Jobleads-UK
Location
Glasgow, Scotland, United Kingdom
analysis 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 … systems, including root‐cause analysis and performance bottleneck identification using logs, metrics, and traces Experience improving code quality and reliability through test strategy improvements, refactoring, static analysis, and dependency hygiene Experience with deployment and operational best practices including safe releases, rollbacks, environment configuration, and incident readiness Familiarity with common architecture ...

Software Engineer III - Python

Hiring Organisation
Jobleads-UK
Location
Glasgow, Scotland, United Kingdom
analysis 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 … systems, including root‐cause analysis and performance bottleneck identification using logs, metrics, and traces Experience improving code quality and reliability through test strategy improvements, refactoring, static analysis, and dependency hygiene Experience with deployment and operational best practices including safe releases, rollbacks, environment configuration, and incident readiness Familiarity with common architecture ...

Lead C++ / Java Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
## Lead C++/Java DeveloperApplylocations: London, United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: R0119301**ABOUT US:**LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and ...