1 to 25 of 77 Permanent Code Quality Jobs in Central London

Senior UI Developer

Hiring Organisation
Apexon
Location
City of London, London, United Kingdom
Management and Everstone Capital, Apexon now has a global presence. Your responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design … design and ship new features •Building reusable components and front-end libraries for future use •Translating designs and wireframes into high-quality code •Optimizing components for maximum performance across various web browsers •Staying up to date with the latest industry trends and technologies •Troubleshooting and debugging issues ...

Full Stack Engineer

Hiring Organisation
LHH
Location
City of London, London, United Kingdom
collaborative, fast-paced, agile software development environment. You will learn and incorporate Russell IT standards, tooling, and practices while working to improve the software code quality, performance, and delivery. The responsibilities of the individual in this position include: Software Development: Writing high-quality, maintainable code … phases. Technology Evaluation: Staying updated on industry trends and emerging technologies. Evaluating new tools, libraries, and frameworks to determine their suitability for the project. Code Quality and Documentation: Maintaining and improving the overall codebase and ensuring code is well-documented. Implementing and enforcing coding standards, code ...

Senior Backend Engineer

Hiring Organisation
Reelables
Location
City of London, London, United Kingdom
Performance & Reliability Build fault-tolerant, self-healing application services with comprehensive unit, integration, and performance testing. Implement advanced security best practices within the application code and API gateways for handling sensitive logistics and tracking data. Optimize service performance and database queries to achieve low-latency responses under peak loads … application state management strategies. Mentor team members on back-end best practices, API design principles, and scalable system implementation. Drive initiatives to improve code quality, testing rigor, and overall developer productivity. Experience Back-End Development Mastery Backend Expertise: Advanced TypeScript/Node.js/Python skills with deep ...

Senior Full Stack Engineer - Python/React or Angular

Hiring Organisation
Venator Recruitment
Location
City of London, London, United Kingdom
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 … 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 ...

Senior Software AI Engineer

Hiring Organisation
Digital Profiles
Location
City of London, London, United Kingdom
high-performing, self-organizing team at the intersection of software engineering and applied AI. You will be hands-on, close to the code, and accountable for shipping quality work in a fast-moving environment. This is not a research position. It’s about building, operating, and improving … within the team. Collaborate closely with product managers, designers, and other engineers to deliver end-to-end solutions. Write high-quality, maintainable code and raise the engineering bar through reviews and best practices. Make pragmatic trade-offs, balancing speed, quality, and long-term sustainability. Qualifications ...

C#.Net Software Engineer

Hiring Organisation
DataCareers
Location
City Of London, England, United Kingdom
iterative improvements and respond constructively to feedback Provide 3rd-line application support, including investigation and resolution of issues Maintain clean, well-structured, well-documented code Conduct peer code reviews and support continuous improvement Troubleshoot and resolve complex software problems Ensure code quality through unit tests … 5+ years of relevant software engineering experience Strong communication skills and ability to work independently A proactive, problem-solving approach Experience delivering high-quality work to agreed deadlines Ability to mentor junior team members and work collaboratively Essential Technical Skills C#/.NET Core (4+ years) ASP.NET ...

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 ...

Senior Back End Developer (.Net)

Hiring Organisation
talenty
Location
City of London, London, United Kingdom
role in the product delivery team, actively contributing to design, scoping, prioritisation, and the iterative delivery of features. You’ll be responsible for ensuring code quality through code reviews, automated testing, and continuous integration practices. You can expect to collaborate and support the commercial and operational ...

Technical Lead - Head of Engineering - 2 Days Peterborough or London

Hiring Organisation
ZENZO DIGITAL LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
that scale efficiently, perform reliably, and integrate seamlessly across business functions. Lead by example in Azure DevSecOps: create and manage pipelines (YAML), infrastructure-as-code (Bicep, Terraform), and container orchestration (AKS, Docker). Embed engineering best practice: implement CI/CD, code quality gates, automated testing … integration (APIs, pipelines) Cloud & DevSecOps Azure DevOps (Repos, Pipelines, Boards, Artifacts, Test Plans) CI/CD automation, gated releases, and environment governance Infrastructure-as-Code (Bicep, ARM, Terraform) Containerisation (Docker, AKS) and serverless (Azure Functions) Monitoring and observability (Application Insights, Log Analytics) Secrets management and vulnerability scanning (Key Vault ...

Senior Full Stack Engineer (Golang/Typescript/Kubernetes)

Hiring Organisation
Safe Intelligence
Location
City of London, London, United Kingdom
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 have: Ability and experience … 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 ...

Staff React Engineer (TypeScript + AI Experience)

Hiring Organisation
Wizeline
Location
City of London, London, United Kingdom
into modern web applications. Mentor other engineers, promoting excellence in coding practices, architecture decisions, and technical problem-solving. Establish and enforce standards for code quality, accessibility, performance optimization, and testing . Partner with backend and DevOps teams to optimize CI/CD pipelines and deployment processes. Continuously … Nice-to-have Familiarity with Next.js , Micro Frontends , and Server-Side Rendering (SSR) . Experience with cloud platforms (AWS, GCP, Azure) and infrastructure-as-code tools such as Terraform. Background in data visualization or AI-driven UX design . Contributions to open-source projects or active participation in tech ...

Software Engineer

Hiring Organisation
ConSol Partners
Location
City of London, London, United Kingdom
/CD pipelines using GitLab and Jenkins , applying DevOps best practices across development, testing, deployment, and monitoring. Quality & Standards: Enforce high code quality through BDD (Cucumber) and collaborate closely with cloud engineers, DevOps, and platform teams to maintain architectural integrity. IV. Candidate Profile and Next ...

Founding Data Engineer

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
order events Build and orchestrate pipelines using Prefect and monitor BigQuery operations Establish CI/CD practices and maintain clean, maintainable code Integrate APIs with MMPs and advertising platforms, and collaborate with data scientists to productionise ML models Set data quality standards and influence the technical strategy … pandas , with experience in memory optimisation and vectorisation Experience managing messy real-world data and maintaining high data quality standards Strong code quality practices (e.g., ruff, mypy, pytest, SQLFluff, pre-commit) Right to work in the UK and ability to work 3 days/week ...

Software Engineer (SC or DV)

Hiring Organisation
Areti Group | B Corp™
Location
City of London, London, United Kingdom
software applications and systems Translate client requirements into robust, secure, and high-performing solutions Contribute to architecture and design decisions for complex systems Ensure code quality through testing, reviews, and best practices Collaborate with cross-functional teams to deliver impactful outcomes Stay ahead of emerging technologies ...

Principal Software Engineer

Hiring Organisation
SGI
Location
City Of London, England, United Kingdom
front end and Python-based services on the backend . You’ll work in a culture that values engineering excellence – TDD, clean code, pair programming, thoughtful code reviews – and your voice will carry weight in how the platform evolves. What You’ll Do Lead the design and development … portfolio managers, researchers and analysts to translate complex domain problems into elegant, user-focused solutions. Mentor and coach other engineers, raising the bar on code quality, testing and delivery discipline. Contribute to the evolution of a cloud-native architecture on AWS , working closely with backend and platform ...

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. ...

DV Cleared Java Developer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
helping us deliver projects in a true DevOps manner. You will apply a software engineering mindset to problems, whether that's provisioning services, writing code or writing automation tools and scripts. You will have a lean mindset, striving to build reliable and performant services that are operationally sound. … Continuous Integration (CI) and Continuous Delivery (CD) * A passion for delivering quality code, by use of TDD and setting high software quality standard We're also using the following technologies and patterns, it would be great if you had some of the skills ...

Senior Java Software Engineer

Hiring Organisation
Signify Technology
Location
City of London, London, United Kingdom
Designing and maintaining data processing pipelines across streaming, relational, and NoSQL systems. Writing and executing unit, integration, and non-functional tests to uphold high code quality standards. Participating in Agile ceremonies, researching new approaches, and contributing to team discussions. Supporting CI/CD processes with Jenkins ...

Head of Engineering

Hiring Organisation
Digital Waffle
Location
City of London, London, United Kingdom
multiple projects built primarily on .NET, MS SQL, and React. The ideal candidate is a hands-on technical leader who can balance strategy, quality, and execution while fostering a culture of excellence and accountability. Key Responsibilities: Leadership Define and execute the engineering strategy in alignment with company goals. … decisions and ensure best practices in system design and scalability. Provide technical guidance in .NET backend, React frontend, and MS SQL database design. Ensure code quality, performance, and maintainability through reviews and standardization. Evaluate and implement tools, frameworks, and processes that improve engineering efficiency. Ensure compliance with ...

Palantir Consultant

Hiring Organisation
Staffworx Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent
grow into owning areas end-to-end. Core Responsibilities Foundry Solution Delivery Contribute to solution design and implementation across: Data integration (Pipeline Builder/code-based pipelines, connectors, incremental loads). Ontology modelling (objects, relationships, basic semantics, versioning). Application layer (Workshop, Code Repositories, OSDK/APIs, Actions … sessions, hands-on labs and onboarding for analysts and power users. Share learning, debugging tips and best practices with peers. Follow internal standards for code quality, naming conventions, testing and design patterns and contribute improvements as you gain experience. Required Experience Commercial experience working with Palantir Foundry ...

DevOps Engineer

Hiring Organisation
BigHand
Location
City of London, London, United Kingdom
willingness to learn and grow. Practical experience with Azure cloud services (IaaS, PaaS, SaaS), DevOps pipelines, and networking. Working knowledge of Infrastructure as Code (Terraform, Ansible, Packer) and scripting (PowerShell, Bash, SQL, KQL). Experience with CI/CD, integrating security and code quality tools. Proficiency ...

Senior Golang Developer

Hiring Organisation
Opus Resourcing Ltd
Location
City of London, London, United Kingdom
/CD, robustness, systems scalability, and build and run. Logging, metrics and tracing with skills such as Grafana and Prometheus Experience with Infrastructure as Code (e.g., Terraform)- this is not a DevOps role Understanding of lower-level languages such as C++ or Rust Experience designing scalable APIs and working … scale datasets Work closely with embedded, design, product and content teams in a cross-functional environment Contribute to a culture of continuous improvement, elevating code quality and engineering standards Why this role? Join a mission-driven consumer-tech innovator focused on enhancing human creativity and productivity Join ...

Mobile Engineer

Hiring Organisation
develop
Location
City of London, London, United Kingdom
delivery model, they build digital products that support real-world operations across a wide range of environments. With a strong emphasis on product quality, data-led decision making, and continuous improvement, the business is investing significantly in its mobile platforms to support upcoming product launches and long-term … mobile applications Strong React Native and TypeScript experience Solid understanding of mobile performance, security, and best practices Experience writing automated tests and maintaining high code quality Comfortable working across the stack and collaborating with backend teams Ways of Working Natural technical leader who mentors and raises ...

Python Developer

Hiring Organisation
Spencer Scott - Technology Recruitment
Location
City of London, London, United Kingdom
SaaS platform, which is used by nearly every major Financial Services/Insurance/ReInsurance organisation. The team are hot on best practices and code quality, actually giving their Engineers the time and freedom to implement these. Responsibilities: Build and enhance Python-based analytics features with … focus on performance and scalability Improve integration between Python and C# systems, refactoring where needed Optimise complex data workflows and large-scale calculations Review code, share best practices, and support team development Champion strong engineering practices including testing, CI/CD, and clean design Explore new technologies and contribute ...

Senior Machine Learning Engineer

Hiring Organisation
Xcede
Location
City of London, London, United Kingdom
Collaborate with customers and stakeholders to understand operational constraints and align on solution design Mentor junior engineers and shape internal technical standards for software quality, reliability, and reproducibility Support the continuous improvement of delivery practices, internal tooling, and knowledge sharing across teams What We’re Looking For Strong ...