301 to 325 of 988 Code Quality Jobs in London

Staff / Senior Staff Engineer, AI Agent Engineering

Location
Greater London, England, United Kingdom
mission. Equinix Incubation builds the agentic systems that run the software delivery lifecycle end to end: from intake and business case through design, code, test, release, and value tracking, with humans directing the work and owning every gate. We are hiring Staff and Senior Staff Engineers to build those … agents and the platform they run on. You will not just use AI to code faster. You will design, ship, evaluate, and harden production agents that colleagues across a global organization trust with real delivery work. Your agents will write software; your engineering decides what ships. What ...

Senior Lead Software Engineer- Backend Engineer - Chase UK

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
that it is easy to understand, test and evolve. Build solutions that avoid single points of failure, using scalable architectural patterns. Develop secure code so that our customers and ourselves are protected from malicious actors. Promptly investigate and fix issues and ensure they do not resurface in the future. … through their entire lifecycle, including in production and during incident managementDrives adoption and 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, text acceleration, release readiness, incident/root-cause ...

Lead Engineer

Location
Greater London, England, United Kingdom
directly to the architecture, development, testing, and deployment of Risk systems and data platforms. 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 … resilient system design, evaluating emerging technologies to enhance platform capability and developer productivity. Champion the use of AI, ML, and intelligent automation to improve code quality, testing effectiveness, and release efficiency. Implement comprehensive automated testing strategies (unit, integration, regression, functional) integrated within CI/CD frameworks, collaborating ...

Developer

Location
City Of London, England, United Kingdom
document analysis output, transaction data, market data) into the existing point in time database on a reliable schedule, continuously improving the dataset’s quality and coverage. Document analysis engines: develop and improve engines that turn financial filings and disclosures into structured, queryable data, including LLM assisted extraction where … workflows and build in data quality checks so parsing failures, gaps or stale data are caught before they reach research. Documentation and code quality: write well documented, maintainable code with unit tests covering data processing and integration scripts. Clear, thorough documentation of what ...

Software Engineer III- React

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
debug issues, ensuring smooth application functionality.Communicate effectively with stakeholders to gather requirements and provide progress updates.Mentor junior developers, providing guidance on best practices and code reviews.Stay updated with the latest industry trends and best practices in mobile development.Drive continuous improvement initiatives to enhance development processes and workflowsLeverages enterprise-authorized … 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 ...

Credit - Senior Engineering Manager

Hiring Organisation
Wise
Location
London, United Kingdom
Salary
> £ 150 K
market. You will help them grow, remove blockers and allow them to execute at a velocity which balances time to market with the quality our customers have come to expect. You will have clear planning, release milestones and realistic commitments set. You’re a strong owner of your … mind, what we build today can be a platform for other products tomorrow. Provide hands-on technical leadership, guiding the team on architectural design, code reviews, and best practices.Ensuring code quality, consistency, and maintainability through code reviews and best practices.Leadership ResponsibilitiesLead and mentor a diverse ...

Principal Developer

Hiring Organisation
Version 1
Location
London, United Kingdom
Salary
£ 80 K
private sectors.Key Responsibilities:Technical Leadership: Provide technical leadership within a team to coordinate and deliver scalable, secure solutions in line with industry best practices (code quality, CI/CD, security, etc.)1.Project Management: Work within a project management/agile delivery methodology to ensure timely and high … developing applications with non-functional requirements in mind.Application Design: Experience in application/digital services design.Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID/DRY principles.Technical Skills: Hands-on experience with the following technologies:Frontend: JavaScript/TypeScript, Angular, React ...

Principal Developer

Location
London, United Kingdom
sectors. Key Responsibilities: Technical Leadership: Provide technical leadership within a team to coordinate and deliver scalable, secure solutions in line with industry best practices (code quality, CI/CD, security, etc.)1. Project Management: Work within a project management/agile delivery methodology to ensure timely … with non-functional requirements in mind. Application Design: Experience in application/digital services design. Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID/DRY principles. Technical Skills: Hands-on experience with the following technologies: Frontend: JavaScript/TypeScript, Angular ...

Principal Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
sectors. Key Responsibilities: Technical Leadership: Provide technical leadership within a team to coordinate and deliver scalable, secure solutions in line with industry best practices (code quality, CI/CD, security, etc.)1. Project Management: Work within a project management/agile delivery methodology to ensure timely … with non-functional requirements in mind. Application Design: Experience in application/digital services design. Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID/DRY principles. Technical Skills: Hands-on experience with the following technologies: Frontend: JavaScript/TypeScript, Angular ...

Senior Full Stack Engineer, Agentic Security

Location
Greater London, England, United Kingdom
building here. This is a full stack, backend heavy role with a strong agentic development philosophy. We develop using AI-assisted workflows (Cursor, Claude Code, agent skills) as a first-class part of how we build software - not as an afterthought. You’ll be expected to be highly productive … read a Helm chart, debug a failed deploy, and add an environment variable without hand‐holding You develop using AI‐assisted tools (Cursor, Claude Code, Copilot) and are productive in agentic workflows - writing skills, using structured prompts, and leveraging AI to move faster. No AI slop. You care about ...

Senior Full Stack Java Developer

Hiring Organisation
Version 1
Location
London, United Kingdom
Salary
£ 80 K
maintaining cloud-based software applications.Technical leadership within a team to coordinate and deliver scalable, secure solutions in line with good industry software engineering practices (code quality, CI/CD, security etc).Working within a project management/agile delivery methodologyExperience in technical ownership for a product … architecturesNFR/Non-Functional requirement understanding and experience developing applications with this in mindApplication/Digital Services Design experienceExperience in software engineering practices like Code Reviews, CI/CD Pipelines and SOLID/DRY principalsHands-on developing/coding role using the following technologies:Frontend (JavaScript/TypeScript ...

Sr Software Engineer

Hiring Organisation
Wellington Management
Location
London, United Kingdom
Salary
£ 100 K
work with and learn from exceptional technology and business professionals through cross-platform, data driven projects and assignments.RESPONSIBILITIESContribute to the delivery of high-quality investment research solutions, including participating in architecture, design, implementation, testing, deployment and supportWork with business teams, engineers and business analysts to review and qualify … highest standardsImplement AI-driven solutions to enhance workflows and optimize productivityAuthor architecture, technical design, and support documentation and ensure the adherence to established code-quality standardsEnsure stability of production systems by implementing tools for observability, data quality, and alerting, as well as providing hands ...

Software Engineer III - Cloud Data Platform (AWS/Databricks, Terraform)

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
across the firm.Job responsibilitiesDesign, build, and maintain cloud infrastructure on AWS using Terraform, including networking, security, compute, storage, and managed services, following infrastructure-as-code best practicesDevelop and manage Databricks platform capabilities — including workspaces, clusters, policies, jobs, libraries, and integrations — to support production-grade data workloadsBuild automation around platform … platform designs, and document standards, patterns, and runbooks for team-wide useLeverage 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 ...

Salesforce Technical Lead

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
resolution, and actively manage technical and delivery risks to protect quality, timelines, and outcomes. Demonstrates a strong personal commitment to engineering excellence, code quality, and continuous improvement.Hands‐on contributor with a proven track record of leading by example, supporting design elaboration, conducting peer reviews, mentoring … well‐designed, testable, maintainable, and production‐ready.Identify and resolve technical issues early, escalating risks appropriately and proposing pragmatic, value‐focused solutions.Actively contribute to peer code reviews, ensuring consistency, performance, security, and maintainability standards are met.Support continuous improvement of development practices, tooling, and ways of working.Collaboration & MentoringWork closely with architects ...

Staff Engineer - Money, Risk & Payment Ancillaries Yuno Totalmente remoto · Mundial ayer

Location
Greater London, England, United Kingdom
payments or fintech industry, operating at global scale Performance optimization and efficient algorithms for high-throughput, low-latency systems Static analysis and code-quality tooling (e.g., SonarQube) and mature CI/CD pipelines Nice to Have A track record of introducing new engineering practices or standards across ...

Principal Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
stack, from user interfaces to APIs and backend services Mentor engineers and provide technical guidance on complex development initiatives Drive best practices in software quality, performance, security, and maintainability Collaborate closely with Product, Engineering, and Architecture teams to translate business needs into technical solutions Support continuous improvement through ...

Principal Engineer

Location
Westminster, West End, United Kingdom
stack, from user interfaces to APIs and backend services Mentor engineers and provide technical guidance on complex development initiatives Drive best practices in software quality, performance, security, and maintainability Collaborate closely with Product, Engineering, and Architecture teams to translate business needs into technical solutions Support continuous improvement through ...

Senior Full Stack Engineer

Location
Greater London, England, United Kingdom
services, RESTful APIs, microservices, and AWS cloud infrastructure Build and evolve RESTful APIs and microservices Actively contribute to CI/CD pipelines to move code safely into production Write clean, well-tested code using TDD/BDD, unit tests, and integration tests Apply secure coding practices throughout development … integration testing GitLab CI/CD pipelines Cloud engineering with AWS Secure coding practices DevOps and continuous delivery Ability to write clean, well-tested code Ability to apply secure coding practices Desirable: Agile Practitioner experience Desirable: SonarQube Desirable: Veracode Desirable: Jira/Confluence Desirable: Financial Services/Lending domain ...

Senior Machine Learning Engineer

Location
Greater London, England, United Kingdom
solve major global industrial technology challenges. Key Responsibilities Set the technical bar and ensure engineering excellence Establish and maintain exceptionally high standards for code quality, system architecture and ML research and engineering practices through hands‐on coding and technical review Design robust, well‐engineered systems that others … deep understanding of the full ML lifecycle from research to deployment Strong engineering fundamentals with the ability to write high-quality, maintainable code and architect robust systems A strong ability to reason about algorithms, system design, linear algebra, probabilistic concepts and ML engineering trade‐offs An ability ...

Global Banking & Markets - Software Engineer - Associate - London

Location
Greater London, England, United Kingdom
business and their workflows Participate in the full software development lifecycle - from requirements gathering and design through implementation, testing, and production support Contribute to code quality through design reviews, code reviews, and automated testing Basic Qualifications Bachelor's or Master's degree in Computer Science ...

Senior Software Engineer (Python/Terraform/AWS)

Location
Greater London, England, United Kingdom
deploy the developed business logic Develop monitoring, alerting, and supporting dashboards to help teams operate services effectively Develop and maintain a high-quality engineering pipeline so releases are predictable … repeatable, and reliable Work effectively as part of a cross functional Agile team and support the products and services the team owns Help maintain code quality and engineering standards across the team through collaboration and support Mentor and guide team members, contribute to process improvements, and advocate ...

Product Engineer

Location
Greater London, England, United Kingdom
immense influence, collaborating with a range of stakeholders to translate business requirements into technical reality. You will be at the cutting edge of code production, championing the adoption of AI-supported development and automation where applicable. You aren't just a user of these tools, you have a high … safely and effectively.**What You'll Do*** Act as a high-impact IC, owning features from ideation to deployment. You’ll write robust, maintainable code across our stack to create seamless journeys for our users.* Drive the efficiency of our delivery by identifying bottlenecks and implementing automation ...

Software Engineer III - AI/ML Data Platforms - AI Engineer - Python

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
research partnersContribute to a team culture of diversity, opportunity, inclusion, and respectLeverages enterprise-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 … realized by automation.Required Qualifications, Capabilities, and SkillsFormal training or certification in software engineering concepts with applied full stack development experiencePractical experience developing infrastructure as code, ideally using TerraformHands-on experience building applications, testing, and supporting operational stabilityProficiency in at least one programming language, with a strong focus on PythonExperience ...

Senior Python Developer

Hiring Organisation
King Games
Location
London, United Kingdom
Salary
£ 80 K
technical designs, architectural discussions, and engineering best practicesImprove system reliability, observability, performance, and operational excellenceDeliver high-quality, well-tested, maintainable codeParticipate in code reviews and knowledge-sharing initiatives across teamsSupport CI/CD pipelines and automation practices throughout the software development lifecycleSkills to Create ThrillsYou … practices and automation pipelinesStrong testing, debugging, and problem-solving skillsStrong communication and collaboration skillsAbility to work effectively in cross-functional teamsHigh sense of code quality and the desire to build and maintain robust, reliable softwareCuriosity and adaptability when learning new technologies and domainsTechnologies We UseOur technology stack ...

Senior Python Developer

Hiring Organisation
Lyst
Location
London, United Kingdom
Salary
£ 80 K
what they create. Believes in working in a collaborative manner and that consistent improvement comes from sharing ideas.Tests things; whether it's your code or a new idea. Actively contributes to the open source and tech community. Things we usePython, JavaScript, Django, PostgreSQL, Redis, AWS, iOS, Elasticsearch, Docker, Ember.js … instead we encourage consistent iteration to ensure we are always solving problems. Best Idea Wins.QualificationsHere at Lyst you will have impact on everything from code quality to our culture.You will consider yourself an experienced engineer and have at least five years experience writing code in production. ...