451 to 475 of 988 Code Quality Jobs in London

Senior PHP Engineer

Location
Greater London, England, United Kingdom
services to improve scalability and efficiency Drive the transition toward a service-oriented architecture (SOA) to ensure modularity and resilience Set the bar for code quality by enforcing SOLID principles, design patterns, and testing standards Actively coach mid-level engineers through deep code reviews and technical … NoSQL including performance tuning and handling transactions at scale Experience architecting on AWS and managing containerized environments with Docker A champion of clean code, automated testing, and CI/CD best practices Fluent English with the ability to explain complex technical trade-offs to stakeholders Bonus: Experience with SaaS ...

Azure DevOps Engineer

Hiring Organisation
Anson Mccade
Location
South East London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £700 per day Inside IR35
Azure DevOps Engineer Designing, building and maintaining Azure DevOps CI/CD pipelines Automating build, test, deployment and release processes Implementing Infrastructure as Code using Terraform, Bicep and ARM templates Embedding security controls throughout the software development lifecycle Integrating vulnerability scanning, code quality checks and compliance … working with Azure Cloud technologies Strong hands-on experience with Azure DevOps Proven experience building and maintaining enterprise CI/CD pipelines Infrastructure as Code expertise using Terraform, Bicep or ARM templates Experience with Docker and Kubernetes (AKS preferred) Source control management using Git Scripting skills using PowerShell, Bash ...

Senior FIX Onboarding Specialist - Vice President

Location
Greater London, England, United Kingdom
Develop and maintain comprehensive documentation for each client onboarding project. Drives 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, test acceleration, release readiness, incident/root-cause … electronic trading systems. Demonstrated experience leading effective use of enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, code review, test acceleration, troubleshooting) with the ability to set team expectations for validating AI outputs for correctness, performance, and security Strong understanding of responsible ...

Lead Security Engineer

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
with risk, governance, and control teams to support reporting and complianceDrives 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, test acceleration, release readiness, incident/root-cause … resilience, and secure software deliveryDemonstrated experience leading effective use of enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, code review, test acceleration, troubleshooting) with the ability to set team expectations for validating AI outputs for correctness, performance, and securityStrong understanding of responsible ...

Senior Kotlin Engineer

Location
London, United Kingdom
internal tools and supporting our expansion of new products and supporting services in the US. We believe that software engineering is more than just code - its about people. We believe that the best teams are made of great people. That fundamentally great software engineering is about alignment, sharing what … Jupiter, Kotest and TestContainers for automated testing What technical skills youll need to have Strong commercial Kotlin experience An ability to write simple, clean code Experience and understanding of databases relational databases are a must, NoSql would be nice too Be able to quickly understand complex, financial business domains ...

Senior Kotlin Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
internal tools and supporting our expansion of new products and supporting services in the US. We believe that software engineering is more than just code - its about people. We believe that the best teams are made of great people. That fundamentally great software engineering is about alignment, sharing what … Jupiter, Kotest and TestContainers for automated testing What technical skills youll need to have Strong commercial Kotlin experience An ability to write simple, clean code Experience and understanding of databases; relational databases are a must, NoSql would be nice too Be able to quickly understand complex, financial business domains ...

Software Development Engineer IV/Senior

Hiring Organisation
Capital Group
Location
London, United Kingdom
Salary
£ 100 K
bridge between the people who own the problem and the AI platform that powers the answer: you lead discovery, design the approach, write the code, and own it in production. You will operate as a player-coach, not a distant manager, working at the intersection of AI, software … rather than demos. Review architecture and work closely with your engineers. Lead from inside the work, not above it, including engineering capabilities and writing code as appropriate. Architect and implement end-to-end retrieval-augmented generation pipelines, including parsing, ingestion, chunking strategy, embeddings, vector storage, retrieval, and prompt management. ...

Data Engineering - Data, Lakehouse and AI Data Platform Engineer - Vice President - London Lond[...]

Location
Greater London, England, United Kingdom
, helping to deliver data products that are reliable, scalable and fit for purpose. The role is suited to engineers who are comfortable writing code, working with SQL and distributed data processing, and solving practical delivery problems in a team environment. More experienced candidates may also contribute to technical … discipline and CI/CD practices. Data Engineering Capability Stronger ownership of technical design across multiple datasets or pipeline domains. Experience guiding implementation standards, code quality and engineering practices within a team. Ability to lead delivery for a workstream, manage dependencies and support less experienced engineers. Understanding ...

Senior C++ Developer

Location
Greater London, England, United Kingdom
systems within our Game platform. This role combines hands-on engineering excellence with technical leadership responsibilities, including mentoring junior and mid-level developers, reviewing code quality, and driving best engineering practices across the team. The ideal candidate will have strong expertise in C++, distributed systems, and high … front-end developers and cross-functional teams to design and implement efficient APIs, ensuring seamless integration and optimal performance. Write clean, maintainable, and efficient code in a microservices architecture, with a focus on scalability and horizontal scaling for performance-critical services. Conduct in-depth code reviews for junior ...

Global Banking&Markets- Lead Frontend Engineer - London- Vice President London · United Kingdom · Vice President

Location
Greater London, England, United Kingdom
products. As a project lead, you will drive the design and implementation of critical components in the Digital Engineering stack, focusing the team on code quality, automation and testability, with a focus on UI solutions whilst working closely with backend teams and technologies too. As a manager … users. We are looking for someone with lots of energy that has excellent communicationskills, enjoys engineering challenges, has a passion to deliver high quality technology products and is able to operate in a highly fluid, rapidly changing environment. If that's you, we would like to hear from ...

Lead Software Engineer - React

Location
Greater London, England, United Kingdom
solutions written in TypeScript using React Working across B2C and B2B features Advocate for and encourage high standards and best practices to maintain high code quality. Providing constructive and insightful feedback to teammates, participating in a strong engineering culture. Writing testable code, built for scalability, reliability and resilience. … informed opinions to the decision making process. Drives team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review/refactoring, test strategy acceleration, incident/root-cause analysis support ...

Lead Software Engineer - Python / AI

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
with global and local counterparts to solve business problemsDrives team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review/refactoring, test strategy acceleration, incident/root-cause analysis … improve the value realized by automation.Participate in business transformation projects across analytics, marking, and publishingPropose and explore new solutions to drive competitive advantageApply disciplined code management, testing, and deployment practicesRequired Qualifications, Capabilities, and Skills:Hands-on experience with systematic trading technology platformsProven ability to develop, deploy, and maintain commercial ...

Senior Software Engineer Full Stack - Start-up

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 80 K
including meeting transcription, automated report generation and intelligent workflow automation.You'll be hands-on, designing scalable APIs, building event driven integrations, developing Infrastructure as Code and establishing engineering standards, CI/CD pipelines and architecture alongside the CTO. Working in an AI first engineering environment, you'll use modern … development tools to accelerate delivery while maintaining ownership of code quality, security and technical design.Location/WFH:You can work from home most of the time, meeting up with colleagues in the London office once or twice a week.About you:You have strong Full Stack development experience ...

Software Engineer

Hiring Organisation
Formula Recruitment Limited
Location
London, United Kingdom
Salary
£ 80 K
Postgres, Docker, Terraform• Frontend: SolidJS, TypeScript• Infra: AWS (Serverless & Containers), Confluent• AI Ops: Heavy daily use of an AI Coding Assistant (we use Claude Code) + AI Engineering for the productWho You Are (The AI-Native Mindset) We are looking for someone who doesn't just write code … tech advancements.• Have realised that raw coding is becoming commoditised, and you now find your flow state in high-level architecture, managing agents, enforcing code quality, and doing more with less.• Dislike manual work that AI can solve and proactively automate your workflows.• Are driven by impact ...

Lead Software Engineer – Departure & Compliance

Hiring Organisation
Easyjet
Location
London, United Kingdom
Salary
£ 80 K
Departure Control Systems (DCS), reservation systems, and government authority platforms.The position combines hands-on software engineering with practical squad leadership, focusing on technical delivery, code quality, and supporting a small team of engineers.Key Responsibilities· The Lead Software Engineer is primarily a senior technical contributor with light leadership … team, and maintain momentum.· Make squad-scoped technical decisions, balancing speed, quality, maintainability, and sustainability.· Set and uphold engineering standards through design, code review, testing discipline, and operational ownership.· Strengthen engineering practices, including CI/CD, automated testing, observability, and reliable production operations.· Encourage a culture ...

Data Science Manager - AI Safety

Hiring Organisation
Campion Pickworth
Location
London Area, United Kingdom
needs and translate them into effective analytical solutions Support multiple projects from exploration through to deployment within cloud-based environments Maintain high standards of code quality, documentation, and testing within a DevOps-oriented workflow Apply strong knowledge of ML techniques, from supervised/unsupervised learning through ...

Lead Software Engineer – Departure & Compliance

Location
Greater London, England, United Kingdom
Control Systems (DCS), reservation systems, and government authority platforms. The position combines hands-on software engineering with practical squad leadership, focusing on technical delivery, code quality, and supporting a small team of engineers. Key Responsibilities · The Lead Software Engineer is primarily a senior technical contributor with light … team, and maintain momentum. · Make squad-scoped technical decisions, balancing speed, quality, maintainability, and sustainability. · Set and uphold engineering standards through design, code review, testing discipline, and operational ownership. · Strengthen engineering practices, including CI/CD, automated testing, observability, and reliable production operations. · Encourage a culture ...

Senior Data Engineer

Hiring Organisation
ZoomInfo
Location
London, United Kingdom
Salary
£ 80 K
ambiguity by making sound judgment calls and iterating with stakeholders rather than waiting for perfect clarity.Mentor and coach junior engineers, promoting best practices in code quality, data architecture, incident response, and operational excellence.Participate in architectural decisions and long-term strategy planning for our enterprise-wide data infrastructure … data lakes, event-driven architectures (e.g., Kafka), ETL/ELT, and data mesh.Proficiency with cloud platforms (GCP and/or AWS) and infrastructure as code (e.g., Terraform).Experience with monitoring/observability tooling (e.g., Datadog, Monte Carlo, Grafana) for proactive detection of data quality and pipeline issues.Familiarity ...

Software Engineer - Identity & Access Management - Full-Stack

Location
Greater London, England, United Kingdom
across the stack, shipping features that create delightful, frictionless experiences for both external developers and internal engineering teams. Your responsibilities Ship Features, Not Just Code: You will own the implementation of end-to-end features. You won't just write functions in isolation; you will ensure your code … robust tests. Collaborate to Raise the Bar: You will work closely with teammates across Identity and adjacent teams. You will actively participate in code reviews, design discussions, and contribute to shared standards. You aren't afraid to ask for help, but you also aren't afraid to challenge ...

Lead Engineer, Risk Technology

Location
Greater London, England, United Kingdom
risk models.* Continuous Codebase Optimization: Optimize and refactor the existing codebase to enhance testing, performance and maintainability* Engineering Excellence: Be a bastion of code quality and best practices, paired with a performance mindset.**What You’ll Bring*** Professional Experience: 10+ years of experience as a Java backend … Methodologies: In-depth knowledge of testing methodologies, including TDD, back testing and stress testing* Software Design Excellence: Well versed in Agile methodologies, DRY, Clean Code, API design and micro-services.* Technical Ecosystem: Experience in a full range of tools such as Git, Docker, Kubernetes, GCP* Financial Products Expertise: Comprehensive ...

Senior Software Engineer (iOS)

Location
Greater London, England, United Kingdom
features and improve quality over time Turn complex AI/ML capabilities into simple, intuitive mobile interactions Use AI tools (e.g., Claude Code/LLM‐based coding assistants) to accelerate development while maintaining a high‐quality, well‐tested codebase Collaborate across product, design, and backend … usage5+ years of professional development experience with strong Swift skills, building high quality iOS appsExperience using AI development tools (e.g., Claude Code, GitHub Copilot, etc.) as part of your workflow, with good judgment about code quality and securityCuriosity about new interaction models (chat, agents ...

Senior Data Engineer

Location
Greater London, England, United Kingdom
making sound judgment calls and iterating with stakeholders rather than waiting for perfect clarity. Mentor and coach junior engineers, motivating best practices in code quality, data architecture, incident response, and operational excellence. Participate in architectural decisions and long-term strategy planning for our enterprise-wide data infrastructure … lakes, event-driven architectures (e.g., Kafka), ETL/ELT, and data mesh. Proficiency with cloud platforms (GCP and/or AWS) and infrastructure as code (e.g., Terraform). Experience with monitoring/observability tooling (e.g., Datadog, Monte Carlo, Grafana) for proactive detection of data quality and pipeline ...

Lead Software Engineer - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
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. … date by continuously updating our technologies and patterns. Drives team adoption of enterprise‐authorized AI‐assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomes (e.g., AI‐assisted code review/refactoring, test strategy acceleration, incident/root‐cause analysis ...

Senior Software Engineer

Hiring Organisation
Optimizely
Location
London, United Kingdom
Salary
£ 80 K
Customers and partners build custom solutions, integrations, and extensions on top of it. Because of that, we place strong emphasis on clean, well-structured code, clear abstractions, and solid separation of concerns. We aim to provide stable APIs and extension points that make the platform easy to customize … domainsExperience building and operating cloud-based systemsComfortable using AI tools (e.g., Claude or similar) in your daily workflow for problem solving, learning, and improving code quality and delivery speed; able to guide AI-assisted development using structured instructions (e.g., well-defined prompts or Markdown-based instruction files ...

Software Engineer - Recurring Payin

Hiring Organisation
Wise
Location
London, United Kingdom
Salary
£ 80 K
Service Providers to optimize for cost and reliabilityWrite automated tests (unit, integration, and end-to-end) to ensure correctness and reliability of financial systemsConduct code reviews for team members, ensuring code quality, security, and adherence to engineering standardsParticipate in on-call rotations to monitor and respond ...