Code Quality Jobs in Central London

1 to 25 of 46 Code Quality Jobs in Central London

Senior Software Engineer

City of London, London, United Kingdom
Online Filings
ReactJS, focusing on UX/UI best practices. Integration & Automation: Architect and maintain integrations with external APIs such as AWS, Stripe, Zendesk, Twilio, Google Analytics, Google Ads, HMRC, etc... Code Quality & Reviews: Enforce code quality through rigorous reviews, automated testing, and CI/CD processes. Project Management: Collaborate with cross-functional teams to gather … requirements, set timelines, and deliver high-quality solutions on schedule. Continuous Improvement: Stay ahead of industry trends, introducing innovative tools and technologies to enhance development efficiency. Qualifications and Key Skills Education: Bachelor’s in Computer Science or related field from a Tier 1 university. Experience: Minimum of 4 years of full-time professional experience in software development, with More ❯
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Senior Software Engineer

london (city of london), south east england, united kingdom
Online Filings
ReactJS, focusing on UX/UI best practices. Integration & Automation: Architect and maintain integrations with external APIs such as AWS, Stripe, Zendesk, Twilio, Google Analytics, Google Ads, HMRC, etc... Code Quality & Reviews: Enforce code quality through rigorous reviews, automated testing, and CI/CD processes. Project Management: Collaborate with cross-functional teams to gather … requirements, set timelines, and deliver high-quality solutions on schedule. Continuous Improvement: Stay ahead of industry trends, introducing innovative tools and technologies to enhance development efficiency. Qualifications and Key Skills Education: Bachelor’s in Computer Science or related field from a Tier 1 university. Experience: Minimum of 4 years of full-time professional experience in software development, with More ❯
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Lead Software Developer (PYTHON/AWS/REACT)

City of London, London, United Kingdom
Tech4
and working practices. MAIN ACCOUNTABILITIES 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. Act as an expert in a … Leadership and team building skills, 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 and acceptance criteria to understand More ❯
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Lead Software Developer (PYTHON/AWS/REACT)

london (city of london), south east england, united kingdom
Tech4
and working practices. MAIN ACCOUNTABILITIES 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. Act as an expert in a … Leadership and team building skills, 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 and acceptance criteria to understand More ❯
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Senior Full Stack Engineer - Python/React or Angular

City of London, London, United Kingdom
Venator Recruitment
team members Work with other engineers and the business to improve user experiences Bring your experience and enthusiasm to our engineering culture Promote excellence with technical mentoring, feedback, and code reviews Participate in planning sessions, retrospectives, stand-ups and demos Join us in curating a codebase to be proud of, driving for quality, maintainability and testability The … database, using some of its advanced geographic modelling capabilities Metabase for analysis and self-serve data exploration Redis for caching and task queues GitHub, Codeship and Heroku for seamless code review, integration and deployment Claude Code for agentic coding AWS S3, CloudFront and Lambda for storage and content delivery Cypress for end-to-end testing Third party APIs … valuable. We strongly believe in ownership and you will be responsible for taking your features from development through to testing, deployment and design review with end users. We take code quality seriously. We have a preferred code style and we use automated linting, code formatting and other code inspection tools to detect common errors More ❯
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Senior Full Stack Engineer - Python/React or Angular

london (city of london), south east england, united kingdom
Venator Recruitment
team members Work with other engineers and the business to improve user experiences Bring your experience and enthusiasm to our engineering culture Promote excellence with technical mentoring, feedback, and code reviews Participate in planning sessions, retrospectives, stand-ups and demos Join us in curating a codebase to be proud of, driving for quality, maintainability and testability The … database, using some of its advanced geographic modelling capabilities Metabase for analysis and self-serve data exploration Redis for caching and task queues GitHub, Codeship and Heroku for seamless code review, integration and deployment Claude Code for agentic coding AWS S3, CloudFront and Lambda for storage and content delivery Cypress for end-to-end testing Third party APIs … valuable. We strongly believe in ownership and you will be responsible for taking your features from development through to testing, deployment and design review with end users. We take code quality seriously. We have a preferred code style and we use automated linting, code formatting and other code inspection tools to detect common errors More ❯
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Principal / Lead Engineer - Full Stack

City of London, London, United Kingdom
Sahaj Software
Lead engagements when working with customers across domains like retail, banking, publishing, social, education, adtech and more Remain fully hands-on and write high-quality, production-ready code that enables smooth deployment of solutions Drive architectural and design decisions, ensuring scalable, resilient systems built on sound engineering principles and best practices Partner with clients to define and … in technology choices and system design Deep understanding of programming fundamentals and expertise with at least one programming language (functional or object-oriented) A nuanced and rich understanding of code quality, maintainability and practices like Test Driven Development Experience with one or more source control and build toolchains Working knowledge of CI/CD will be an More ❯
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Principal / Lead Engineer - Full Stack

london (city of london), south east england, united kingdom
Sahaj Software
Lead engagements when working with customers across domains like retail, banking, publishing, social, education, adtech and more Remain fully hands-on and write high-quality, production-ready code that enables smooth deployment of solutions Drive architectural and design decisions, ensuring scalable, resilient systems built on sound engineering principles and best practices Partner with clients to define and … in technology choices and system design Deep understanding of programming fundamentals and expertise with at least one programming language (functional or object-oriented) A nuanced and rich understanding of code quality, maintainability and practices like Test Driven Development Experience with one or more source control and build toolchains Working knowledge of CI/CD will be an More ❯
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Full Stack Software Engineer (Golang/Typescript)

City of London, London, United Kingdom
Safe Intelligence
toolkit. Champion an API-first development approach to deliver feature-rich, versioned interfaces that support both our TypeScript user interface and Python-based SDKs. Develop and maintain Infrastructure as Code (IaC) and DevOps pipelines to ensure reliable service delivery and updates. Requirements : The technical requirements for the role are: Must haves: Ability and experience in system programming using Golang. … autoscalers, API/SDK toolsets, and the operator pattern. Experience developing and containerizing microservice applications is a plus. Proficiency in integration and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice-to-haves: Familiarity with … the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch) and open-source contributions (especially Python-based) would be a bonus. Familiarity with CUDA, GPU-based computations, end-to-end neural network training, MLOps, and More ❯
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Full Stack Software Engineer (Golang/Typescript)

london (city of london), south east england, united kingdom
Safe Intelligence
toolkit. Champion an API-first development approach to deliver feature-rich, versioned interfaces that support both our TypeScript user interface and Python-based SDKs. Develop and maintain Infrastructure as Code (IaC) and DevOps pipelines to ensure reliable service delivery and updates. Requirements : The technical requirements for the role are: Must haves: Ability and experience in system programming using Golang. … autoscalers, API/SDK toolsets, and the operator pattern. Experience developing and containerizing microservice applications is a plus. Proficiency in integration and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice-to-haves: Familiarity with … the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch) and open-source contributions (especially Python-based) would be a bonus. Familiarity with CUDA, GPU-based computations, end-to-end neural network training, MLOps, and More ❯
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Software Engineer - Full Stack/Back End leaning - FS FinTech

City of London, London, United Kingdom
Hybrid / WFH Options
Miryco Consultants Ltd
AWS, Azure, or GCP) to deploy, monitor, and scale distributed systems in production environments. Establish and uphold engineering best practices, including CI/CD pipelines, automated testing, and peer code reviews, to ensure code quality, reliability, and auditability. Mentor and guide junior engineers, providing technical leadership and helping shape the team’s engineering culture and standards. More ❯
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Software Engineer - Full Stack/Back End leaning - FS FinTech

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Miryco Consultants Ltd
AWS, Azure, or GCP) to deploy, monitor, and scale distributed systems in production environments. Establish and uphold engineering best practices, including CI/CD pipelines, automated testing, and peer code reviews, to ensure code quality, reliability, and auditability. Mentor and guide junior engineers, providing technical leadership and helping shape the team’s engineering culture and standards. More ❯
Posted:

Senior Software Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
to deliver high-quality outcomes through continuous development and release cycles. You’ll help shape best practices in engineering, improve development processes, and ensure robust design and code quality that meets both functional and non-functional requirements. Our Tech Stack: UI: Typescript, React, Next.Js, HTML/CSS, Docker, GitHub Actions, AWS- CDK, ECS, ALB, VPC. More ❯
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Senior Software Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Tenth Revolution Group
to deliver high-quality outcomes through continuous development and release cycles. You’ll help shape best practices in engineering, improve development processes, and ensure robust design and code quality that meets both functional and non-functional requirements. Our Tech Stack: UI: Typescript, React, Next.Js, HTML/CSS, Docker, GitHub Actions, AWS- CDK, ECS, ALB, VPC. More ❯
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Solutions Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Anson Mccade
and more. Supporting the delivery of group-wide digital initiatives, including in-house Generative AI solutions . Collaborating with technical teams to promote best practices in modern software engineering (code quality, CI/CD, testing, agile methods). Building reusable playbooks, architectures, and templates to accelerate solution delivery across companies. Partnering with stakeholders to translate business needs More ❯
Employment Type: Permanent, Work From Home
Posted:

Lead Engineer (React Native)

City of London, London, United Kingdom
Hybrid / WFH Options
Reward Gateway
development team is expanding, and we have an exciting opportunity for a Lead React Native Engineer . We are looking for someone who is passionate about creating high-quality mobile experiences and is comfortable balancing hands-on technical delivery and leadership with mentoring a small team. In this role, you will be responsible for designing solutions, participating in … new features and improvements in our mobile applications using Typescript and React Native Continuously improve the user experience of our mobile applications Work in a team environment with shared code, ensuring disciplined use of source code control and process documentation Identify, analyse, and resolve performance bottlenecks and inefficiencies in the mobile application codebase Write and maintain comprehensive unit … tests and documentation for the project Mentor junior developers and actively participate in code reviews to maintain a high standard of code quality for mobile applications Stay informed on mobile development trends, tooling, and best practices Skills, Knowledge, and Expertise Extensive development experience building mobile applications in React Native, with experience in a technical lead role More ❯
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Lead Engineer (React Native)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Reward Gateway
development team is expanding, and we have an exciting opportunity for a Lead React Native Engineer . We are looking for someone who is passionate about creating high-quality mobile experiences and is comfortable balancing hands-on technical delivery and leadership with mentoring a small team. In this role, you will be responsible for designing solutions, participating in … new features and improvements in our mobile applications using Typescript and React Native Continuously improve the user experience of our mobile applications Work in a team environment with shared code, ensuring disciplined use of source code control and process documentation Identify, analyse, and resolve performance bottlenecks and inefficiencies in the mobile application codebase Write and maintain comprehensive unit … tests and documentation for the project Mentor junior developers and actively participate in code reviews to maintain a high standard of code quality for mobile applications Stay informed on mobile development trends, tooling, and best practices Skills, Knowledge, and Expertise Extensive development experience building mobile applications in React Native, with experience in a technical lead role More ❯
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Full-Stack React Developer

City of London, London, England, United Kingdom
Eligo Recruitment
cross-functionally with Product, Data Science, and Operations teams Mentor developers, promote best practices, and improve engineering workflows Shape technical strategy and contribute to long-term system improvements Drive code quality, observability, and resiliency across services Tech Stack Frontend : React, JavaScript/TypeScript Backend : Python (FastAPI, Flask, or Django), ideally with geospatial data processing Cloud : AWS (Lambda More ❯
Employment Type: Full-Time
Salary: £90,000 per annum
Posted:

Front End Software Engineer (Typescript)

City of London, London, United Kingdom
Hybrid / WFH Options
Safe Intelligence
based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing … such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience … Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch More ❯
Posted:

Front End Software Engineer (Typescript)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Safe Intelligence
based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing … such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience … Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch More ❯
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Kotlin Developer - Front office/Kubernetes

City of London, London, United Kingdom
Harvey Nash
Docker. Leverage MongoDB and Databricks for data processing and analytics. Integrate with relational databases and support legacy data migration. Collaborate with stakeholders and contribute to technical decision-making. Ensure code quality through testing, debugging, and optimisation. Essential Skills 3+ years of backend development experience in financial systems. Proficiency in Java and/or Kotlin. Strong knowledge of More ❯
Employment Type: Contract
Rate: £600 - £850 per day
Posted:

Software Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Venn Apps
to our serverless GCP architecture — including Cloud Functions, Firestore, and Cloud Run Collaborate with designers and product managers to deliver beautiful, intuitive user interfaces Write clean, testable, and maintainable code following best practices Integrate with third-party APIs and Shopify’s ecosystem Contribute ideas to improve code quality, developer workflows, and overall architecture Help shape new More ❯
Posted:

Software Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Venn Apps
to our serverless GCP architecture — including Cloud Functions, Firestore, and Cloud Run Collaborate with designers and product managers to deliver beautiful, intuitive user interfaces Write clean, testable, and maintainable code following best practices Integrate with third-party APIs and Shopify’s ecosystem Contribute ideas to improve code quality, developer workflows, and overall architecture Help shape new More ❯
Posted:

Senior Data Software Engineer – Quant Hedge Fund

City of London, London, United Kingdom
Winston Fox
and/or implementing data pipelines from major financial market data vendors (Bloomberg, Refinitiv, Factset....) SDLC and DevOps: Git, Docker, Jenkins/TeamCity, monitoring, testing, agile practices. Passionate about code quality, data integrity, and building scalable and robust systems. Ability to communicate clearly with technical and non-technical colleagues. This hire has been budgeted at a salary More ❯
Posted:

Senior Data Software Engineer – Quant Hedge Fund

london (city of london), south east england, united kingdom
Winston Fox
and/or implementing data pipelines from major financial market data vendors (Bloomberg, Refinitiv, Factset....) SDLC and DevOps: Git, Docker, Jenkins/TeamCity, monitoring, testing, agile practices. Passionate about code quality, data integrity, and building scalable and robust systems. Ability to communicate clearly with technical and non-technical colleagues. This hire has been budgeted at a salary More ❯
Posted:
Code Quality
Central London
25th Percentile
£57,500
Median
£80,000
75th Percentile
£121,875
90th Percentile
£152,500