20 of 20 Permanent Code Quality Jobs in the City of London

development through testing and implementation Communicate work status, risks, and timeline deviations clearly to management and stakeholders Leverage AI tools (GitHub Copilot, Claude Code) to improve productivity and code quality Contribute to technical architecture decisions, selecting appropriate technologies to meet client needs Mentor team members … Oracle) and messaging systems (Kafka, MQ) Demonstrated project leadership experience with independent task management and timeline ownership Ability to lead high-quality code reviews Ability to estimate work accurately and manage expectations with stakeholders Proficiency with development tools (GIT, Jenkins, Jira, Confluence, GitHub Copilot) Strong analytical skills ...

priorities. Design, develop, and maintain full-stack applications using Node.js, AWS Lambda, React with Next.js, TypeScript, and Terraform. Write clean, efficient, and well-tested code that adheres to best practices and coding standards. Ensure code quality, organisation, and automatisation. Optimise applications for maximum speed and scalability. … Deploy applications using CI/CD pipelines and manage infrastructure as code with Terraform. Provide technical guidance and mentorship to junior developers. Stay up-to-date with new technology trends, applications, and protocols. Contribute to the development of technical documentation and standards. ABOUT YOU Qualifications Bachelor’s or Master ...

deliver high-impact features Facilitate and contribute to Agile ceremonies (sprint planning, stand-ups, reviews, retrospectives) Mentor and coach engineers, promoting high standards of code quality and craftsmanship Drive technical decision-making, ensuring scalability, reliability, and performance Design and implement RESTful APIs and microservices architectures Oversee … Define and champion testing strategies, including unit and integration testing Troubleshoot complex technical issues and optimise system performance Maintain strong version control practices, including code reviews and branching strategies Contribute to technical documentation and knowledge sharing across the team Promote a culture of continuous learning, innovation, and engineering excellence ...

developer experience for all GS engineers. The primary focus will be on building services and tools to help developers write better and more secure code by implementing best practices, automated code reviews, and security checks. These tools will leverage AI to provide real-time feedback and suggestions, ensuring … that code quality and security standards are consistently met. Additionally, the role involves creating comprehensive documentation and training materials to support developers in adopting these tools effectively. Another key focus will be on building Agentic workflows to simplify the developer experience and help them become more productive ...

solutions (SQL Server or similar) Improve system performance, reliability, and automation Collaborate with cross-functional teams to translate requirements into technical solutions Participate in code reviews and maintain high standards of code quality Contribute to continuous improvement of development practices and tools Required Skills & Experience Degree … .NET Experience working with relational databases (SQL Server, Oracle, or similar) Solid understanding of object-oriented programming principles Experience developing scalable, production-quality applications Strong communication skills in English (written and verbal) Detail-oriented with a problem-solving mindset Desirable Skills Experience with multi-threading or concurrent programming ...

solution design, and delivering complex technology transformations at scale Proven capability in modern engineering practices, including containerisation, CI/CD pipelines, Agile delivery, and code quality tooling Strong understanding of data platforms, visualisation, and product management principles, translating market and technology trends into compelling roadmaps Experience with … governance, prompt engineering, and deployment approaches (including RAG, fine-tuning considerations, and risk mitigation) Experience leveraging AI-assisted development tools (e.g. GitHub Copilot, Claude Code) to materially improve engineering productivity and delivery outcomes We know it s not a skill, but the successful candidate must have permission to work ...

agent‐based AI systems with orchestration tools (e.g., LangChain, CrewAI) in production. Strong Python engineering skills with solid testing, optimisation, CI/CD, and code quality; Experience implementing and scaling vector databases (Pinecone, Weaviate, Milvus) for retrieval and reasoning workloads. Deep expertise in cloud‐native AI engineering ...

robust under real-time trading conditions. Collaborate with traders, product stakeholders, and engineers to deliver intuitive and reliable user experiences. Maintain high standards for code quality, testing, and maintainability. Participate in production issue analysis and resolution, particularly where UI behaviour impacts trading or client experience. Expected Qualifications … GitHub More Info STS Digital provides trading solutions and market making for digital assets. As OTC trading volumes and product complexity grow, high-quality UI is critical to both client experience and internal efficiency. This role is focused on delivering reliable, well-designed interfaces that directly support trading ...

About the Company We are the category-defining platform for AI-native code reviews, purpose-built for modern engineering teams navigating the explosion of AI-generated code. As the most-installed AI application on GitHub and GitLab, we provide an intelligent "Code Guardian" that integrates directly into … developer workflow. While AI coding assistants help developers write code faster, they’ve also introduced a "review bottleneck"—increasing bug counts by nearly 2x. Our platform solves this by providing context-aware, line-by-line feedback, reducing manual review time by up to 50% and ensuring enterprise-grade security ...

charting library used globally Solving complex problems around rendering, large datasets, and real-time updates Working across data structures, algorithms, and performance-critical code paths Contributing to both grid and visualisation components Building features end-to-end — from design through to release Shaping the direction of widely adopted developer … React, Angular, or Vue (and how they interact with the DOM) Ability to reason about performance, memory usage, and rendering behaviour High standards for code quality, maintainability, and correctness Why this role stands out You’ll work on core libraries used by thousands of engineering teams worldwide ...

Responsibilities: - Develop and ship software features across web, backend, or platform layers - Translate product requirements into technical implementations - Write automated tests and maintain code quality across releases - Identify and resolve bugs, bottlenecks, and technical debt proactively - Collaborate with engineers, PMs, and QA to deliver on sprint commitments ...

gap. Key Responsibilities Develop and deliver Blue Yonder WMS customisations and integrations , design reports, interfaces, and data extracts using SQL. Lead on solution design, code quality, and best practice . Support system enhancements, upgrades, and configuration within the MOCA architecture. Provide 2nd/3rd line support ...

optimise system performance, develop enhancements, and resolve defects. Produce functional and technical specifications, manage integrations, and support testing activities to ensure high-quality delivery. Collaborate with stakeholders to estimate timelines, track progress, and identify continuous improvement opportunities. Your Profile Strong experience with BY/JDA WMS Dispatcher, including ...

engineering team and are looking for a Software Engineer with strong experience in Python and Java to help build and scale reliable, high‐quality systems. This will be a hybrid role with 2 days per week required on site in Central London What you’ll be doing: - Designing … building backend services using Python and Java - Working on scalable, production‐grade systems - Collaborating closely with product and engineering teams - Contributing to architecture, code quality, and best practices What we’re looking for: - Commercial experience with Python and Java - Spring Framework - Strong problem‐solving skills and clean ...

looking for a hands-on Senior AI Engineer to build and deploy cutting-edge Generative AI applications. You will be responsible for the code-level implementation of autonomous agents, RAG pipelines, and custom model fine-tuning. Working closely with architects and data teams, you will turn conceptual designs into … domain-specific tasks. · Performance Engineering: Optimise latency and throughput of AI applications. Implement caching strategies and use SageMaker Endpoints for efficient inference scaling. · Code Quality & DevOps: Write clean, testable Python code. Build CI/CD pipelines for AI models and manage prompt versioning and evaluation metrics. Technical ...

support Collaborate closely with other engineers to deliver customer-centric solutions Mentor and be mentored within a senior engineering team Promote best practices around code quality, testing and reliability Participate in team support and operational responsibilities Technology Environment Core Java (deep JVM knowledge – minimal reliance on frameworks ...

development, and quantitative analysis, supporting all aspects of market data processing and trading activity. The environment is fast‐paced, collaborative, and highly technical, where code quality, performance, and low‐latency systems are top priorities. Engineers work across domains, contribute to architectural discussions, and help shape scalable, robust … business‐critical systems Ability to lead by doing—hands‐on while guiding a team Pragmatic, delivery‐focused mindset Commitment to high‐quality engineering practices and low‐latency, high‐performance systems Low‐ego, high‐performing self‐starter who values ownership, teamwork, and delivering commercial, pragmatic solutions Why Apply This ...

senior engineer who gets restless when your work feels abstract. You want to see your code in the real world, nudging health outcomes, not just engagement metrics. You’re happiest when you own problems end-to-end, from fuzzy product idea to shipped feature, and you don’t need … page spec to get moving. You care about system design and code quality, but you care just as much about whether what you’re building actually helps people. You’re product-minded: you ask “what problem are we solving for the patient?” before you ask “what stack ...

Python, Django, Cloud Firestore, BigQuery, and Elasticsearch to deliver scalable, reliable software. Contribute to continuous improvement by identifying opportunities to enhance system architecture and code quality. Participate in code reviews, mentoring, and knowledge sharing to maintain engineering excellence. What do I need to be successful: Degree in Computer ...

work in a Rails codebase, building features across backend and frontend as needed, partnering closely with non-technical teams, and owning delivery, quality, and outcomes. We run lean, with minimal ceremony and a meeting-light culture (no daily stand-ups). You’ll have autonomy, direct access … core parts of our platform. Deliver work end-to-end: from business problem → solution design → development → release. Debug issues, improve reliability, and raise code quality. Work pragmatically across the stack (Ruby, JavaScript, CSS, SQL). Use AI-assisted/agentic development tools to write and review code, while ...