1 to 25 of 42 Remote Code Quality Jobs in London

Python/ AI Developer

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£55,000 - £75,000 per annum
security tooling. • Implement CI/CD pipelines and container-based deployments to support automated, consistent release processes. • Write comprehensive unit tests and ensure strong code quality using tools such as pytest, pylint, flake8, and black. • Implement logging, telemetry, and monitoring to ensure high performance, reliability, and observability … with requests, pandas, numpy, asyncio, FastAPI/Flask; familiar with type hints, virtual environments, and dependency management (pip, poetry). (Reviewing and refactoring existing code in manageable modules added advantage). Azure and DevOps: Experience with Azure services (Functions, App Service, Blob Storage, Cosmos DB, SQL Database, Key Vault ...

Lead Software Engineer

Hiring Organisation
Engage Education
Location
Greater London, England, United Kingdom
Curation, Quality, and Governance Act as the Architectural Curator, using strict Human-in-the-Loop (HiTL) validation. Establish and enforce rigorous code quality metrics across the team. Implement static analysis tools to quantify quality and ensure adherence to defined coding standards. Define clear … utilising observability tools to track productivity metrics (like deployment frequency and release quality) and build trust in the development process. Focus on code readability and documentation, simplifying onboarding for new developers navigating complex system structure. Required Skills and Experience Platform Expertise: Deep architectural knowledge of the .NET ...

Lead Software Developer - Python / AWS / React

Hiring Organisation
Tech 4
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Lead the development and maintenance of software, in line with organisational objectives for a specific team. Promote the creation of high-quality code using modern agile engineering practices such as TDD, CI/CD, pair programming, continuous monitoring etc. Work closely with QA and Product teams. … with the ability to delegate responsibilities to team members. Practical experience in system design, development, testing and operational stability. Deep understanding of software design, code quality and ability to propose architectural options and evaluate trade-offs. Ability to work closely within an agile team using User Stories ...

Lead Python Developer

Hiring Organisation
Tech 4
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Lead the development and maintenance of software, in line with organisational objectives for a specific team. Promote the creation of high-quality code using modern agile engineering practices such as TDD, CI/CD, pair programming, continuous monitoring etc. Work closely with QA and Product teams. … with the ability to delegate responsibilities to team members. Practical experience in system design, development, testing and operational stability. Deep understanding of software design, code quality and ability to propose architectural options and evaluate trade-offs. Ability to work closely within an agile team using User Stories ...

Full Stack Engineer

Hiring Organisation
The Opportunity Hub UK
Location
London Area, United Kingdom
with the product owner to prioritise features and maintain development velocity Act as the main technical escalation resource, troubleshooting complex issues whilst maintaining high code quality standards through reviews and mentorship Design and optimise APIs, microservices architectures, and cloud infrastructure for performance, security, and scalability Support … with AI and R&D teams to integrate emerging technologies in video processing, data systems, and cloud platforms Maintain cyber security standards, implementing secure code practices, encryption protocols, and access management controls Here are the skills you'll need: 5+ years professional experience as a Full Stack Developer, preferably ...

Full Stack Engineer

Hiring Organisation
The Opportunity Hub UK
Location
City of London, London, United Kingdom
with the product owner to prioritise features and maintain development velocity Act as the main technical escalation resource, troubleshooting complex issues whilst maintaining high code quality standards through reviews and mentorship Design and optimise APIs, microservices architectures, and cloud infrastructure for performance, security, and scalability Support … with AI and R&D teams to integrate emerging technologies in video processing, data systems, and cloud platforms Maintain cyber security standards, implementing secure code practices, encryption protocols, and access management controls Here are the skills you'll need: 5+ years professional experience as a Full Stack Developer, preferably ...

Lead Software Engineer, React Native

Hiring Organisation
Travelex
Location
London, UK
Employment Type
Full-time
technical considerations clearly to stakeholders. Collaboration & Mentorship Mentor and support engineers, helping them grow their technical skills and confidence. Lead by example in code reviews, ensuring best practices and quality standards are upheld. Help foster a healthy engineering culture based on learning, knowledge sharing, and accountability. Engineering … Quality Champion strong testing, code quality, and performance practices. Knowledge of best practices in security, performance and accessibility Identify areas for improvement within the codebase and contribute to long-term maintenance plans. Skills, knowledge, and experience: Must have: 8+ years of software development experience 5+ ...

Software Engineering Lead – PBSA Operations Platform (React, TypeScript)

Hiring Organisation
Viridis Real Estate Services
Location
City of London, London, United Kingdom
house PBSA management platform. You’ll be a pivotal part of our product team, leading the engineering function while actively contributing code and technical solutions. This is not a purely managerial role — you’ll be expected to design, build, and iterate alongside your team, with a strong focus … more. Key Responsibilities Lead from the front: Architect, develop, and deliver features in our React/TypeScript-based platform. Shape engineering strategy: Drive code quality, performance, and maintainability across the stack. Mentor and guide: Support engineers at all levels through coaching, code reviews, and technical direction. ...

Software Engineering Lead – PBSA Operations Platform (React, TypeScript)

Hiring Organisation
Viridis Real Estate Services
Location
London Area, United Kingdom
house PBSA management platform. You’ll be a pivotal part of our product team, leading the engineering function while actively contributing code and technical solutions. This is not a purely managerial role — you’ll be expected to design, build, and iterate alongside your team, with a strong focus … more. Key Responsibilities Lead from the front: Architect, develop, and deliver features in our React/TypeScript-based platform. Shape engineering strategy: Drive code quality, performance, and maintainability across the stack. Mentor and guide: Support engineers at all levels through coaching, code reviews, and technical direction. ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
London, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What … developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest in AI-powered products ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
South London, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What … developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest in AI-powered products ...

Senior Software Engineer (.Net)

Hiring Organisation
Primis
Location
London, UK
Employment Type
Full-time
develop mission-critical platform services, APIs, and merchant portals Drive performance optimisation and system reliability through intelligent engineering Champion engineering excellence in architecture, code quality, and delivery Partner with cross-functional teams to deliver solutions that solve genuine business challenges Tech Stack: Core: C#, .NET Core Architecture … Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend: HTML, CSS, JavaScript DevOps: CI/CD pipelines, Behaviour-Driven Development, modern agile methodologies What You Bring: Senior: 6+ years of software engineering experience Principal: 10+ years ...

Senior Software Engineer (.Net)

Hiring Organisation
Primis
Location
South London, UK
Employment Type
Full-time
develop mission-critical platform services, APIs, and merchant portals Drive performance optimisation and system reliability through intelligent engineering Champion engineering excellence in architecture, code quality, and delivery Partner with cross-functional teams to deliver solutions that solve genuine business challenges Tech Stack: Core: C#, .NET Core Architecture … Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend: HTML, CSS, JavaScript DevOps: CI/CD pipelines, Behaviour-Driven Development, modern agile methodologies What You Bring: Senior: 6+ years of software engineering experience Principal: 10+ years ...

Java Software Engineer

Hiring Organisation
Nicholson Glover
Location
London Area, United Kingdom
front-end development (ideally Angular, though React is welcome) Working across the full SDLC: requirements, build, test, deploy, support Applying TDD/BDD, clean code principles, and DevOps practices Collaborating directly with non-technical stakeholders to shape solutions Growing your cloud and DevOps capability (AWS/Azure, Docker … modern frameworks Is comfortable being client-facing and explaining technical decisions Enjoys working across backend and frontend, not just one layer Cares about code quality, learning, and continuous improvement Is eligible for UK security clearance (UK-based, no visa sponsorship) If you want your engineering skills ...

Java Software Engineer

Hiring Organisation
Nicholson Glover
Location
City of London, London, United Kingdom
front-end development (ideally Angular, though React is welcome) Working across the full SDLC: requirements, build, test, deploy, support Applying TDD/BDD, clean code principles, and DevOps practices Collaborating directly with non-technical stakeholders to shape solutions Growing your cloud and DevOps capability (AWS/Azure, Docker … modern frameworks Is comfortable being client-facing and explaining technical decisions Enjoys working across backend and frontend, not just one layer Cares about code quality, learning, and continuous improvement Is eligible for UK security clearance (UK-based, no visa sponsorship) If you want your engineering skills ...

AWS Platform Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
maintaining platform and application services Acting as a senior technical contributor across delivery teams Driving best practices in automation, CI/CD, testing, and code quality Working in agile delivery teams (Scrum/Kanban/Lean) Solving complex technical challenges using sound engineering principles What … grade systems Solid use of Git-based version control Experience with CI/CD tooling (e.g. Jenkins, Bamboo, TeamCity, Bitbucket) Automated testing and static code analysis (e.g. SonarQube) Strong understanding of software design patterns Comfortable working in fast-paced, agile environments Nice to have (not essential) Cloud platforms ...

Software Development Engineer in Test (SDET)

Hiring Organisation
Reed.co.uk
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 per annum
their team in Holborn, London. Overview At Reed Online, we connect people to a world of career opportunities online by delivering relevant, high-quality digital experiences. We are seeking a Software Development Engineer in Test (SDET) to join our product delivery teams. Working within a modern, service-based … testing aligned to best practices (e.g. OWASP) Support production incident investigation and root cause analysis Collaborate with Engineers and Product Managers on test strategy, code quality, and requirements Improve testability through CI/CD integration, code reviews, and architecture discussions Key Skills and Experience Strong programming ...

Senior Front End Engineer

Hiring Organisation
NewDay
Location
Greater London, England, United Kingdom
skills with both stakeholders and technical engineers. Advanced React experience using TypeScript. Strong Node.js knowledge for service and API development. Solid testing experience covering code quality, security, customer journeys, and accessibility. Excellent knowledge of writing semantic, accessible, and modular front-end code. Experience integrating with services ...

Full Stack Developer

Hiring Organisation
Hays Talent Solutions
Location
Uxbridge, Middlesex, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
/CD pipelines using tools like GitHub Actions. Experience with containerization (eg, Docker). Familiarity with serverless architectures. Experience with SonarCloud or Snyk for code quality and security. Familiarity with TurboRepo for managing monorepos. Knowledge of Storybook for UI component development. About You: Excellent communication and presentation ...

Frontend Developer

Hiring Organisation
Block MB
Location
Greater London, England, United Kingdom
with real ownership of the front‐end stack. You’ll evolve and scale existing platforms, lead on new greenfield builds and set standards for code quality, performance and front‐end architecture. What you’ll do Design, build and ship modern PWAs, web apps and sites using Vue.js … HTML/CSS. Create reusable components and libraries, and optimise apps for speed, scalability and reliability. Own pull requests, code reviews and front‐end best practices, keeping security and performance front of mind. Spot and fix performance bottlenecks across web and mobile experiences. Mentor other developers and help drive ...

Shopify Developer

Hiring Organisation
Tiro Partners
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £65000/annum
deliver high-quality eCommerce solutions built on Shopify. You'll be responsible for architecting scalable systems, leading development teams, and ensuring exceptional code quality across complex Shopify and Shopify Plus projects. This role suits a senior Shopify developer with 3+ years of hands-on Shopify … leadership position. What You'll Do Lead Shopify web and app development projects from design through to delivery Provide technical leadership via architecture decisions, code reviews, and mentoring Ensure best practices across CI/CD, performance optimisation, security, and accessibility Collaborate with clients, Product Managers, and Business Analysts ...

Shopify Developer

Hiring Organisation
Tiro Partners Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
deliver high-quality eCommerce solutions built on Shopify. You'll be responsible for architecting scalable systems, leading development teams, and ensuring exceptional code quality across complex Shopify and Shopify Plus projects. This role suits a senior Shopify developer with 3+ years of hands-on Shopify … leadership position. What You'll Do Lead Shopify web and app development projects from design through to delivery Provide technical leadership via architecture decisions, code reviews, and mentoring Ensure best practices across CI/CD, performance optimisation, security, and accessibility Collaborate with clients, Product Managers, and Business Analysts ...

Senior Software Engineer (FinTech | Python/Ruby/Go/Node | £130,000)

Hiring Organisation
Paradigm Talent
Location
London Area, United Kingdom
significant portion of your time building; from backend business logic to frontend interfaces. Design scalable systems and maintainable architectures across distributed services. Ensure quality through thoughtful design, robust testing, and continuous iteration. Operate what you build in production, taking responsibility for performance, reliability and long-term maintainability. Break … they value adaptability over specific tools. Experience working across the stack, or eagerness to expand into frontend or infrastructure when needed. High standards for code quality, testing, and maintainability. Comfort with change, shifting priorities, evolving goals, and a dynamic startup environment. A bias toward shipping fast, learning ...

Senior Software Engineer (FinTech | Python/Ruby/Go/Node | £130,000)

Hiring Organisation
Paradigm Talent
Location
City of London, London, United Kingdom
significant portion of your time building; from backend business logic to frontend interfaces. Design scalable systems and maintainable architectures across distributed services. Ensure quality through thoughtful design, robust testing, and continuous iteration. Operate what you build in production, taking responsibility for performance, reliability and long-term maintainability. Break … they value adaptability over specific tools. Experience working across the stack, or eagerness to expand into frontend or infrastructure when needed. High standards for code quality, testing, and maintainability. Comfort with change, shifting priorities, evolving goals, and a dynamic startup environment. A bias toward shipping fast, learning ...

Lead Data Engineer AWS Snowflake

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
company as they expand their UK presence. As a Lead Data Engineer you'll take responsibility for the team's engineering practices such as code reviews and CI/CD and for overall code quality and test coverage. You'll plan and manage the team ...