801 to 825 of 973 Code Quality Jobs in London

Senior C++/Java Engineer — Scalable Systems

Location
Greater London, England, United Kingdom
Stock Exchange Group (LSEG) is seeking a Senior C++/Java Developer in London. The role focuses on designing, developing, and delivering high-quality software solutions across C++ and Java stacks within a defined product or platform area. … will collaborate with senior engineers, architects, and product managers to translate requirements into robust, scalable designs, while mentoring junior engineers and maintaining high code quality and test coverage. #J-18808-Ljbffr ...

Quality Engineering Practice Lead

Location
Greater London, England, United Kingdom
Provide technical leadership and governance across modern Quality Engineering practices Act as senior technical authority for complex client engagements and significant Quality Engineering challenges Own and evolve the Quality Engineering capability strategy, roadmap and service portfolio Maintain relevant standards, methodologies, reference architectures and reusable … services and accelerators Shape approaches for testing, validating and monitoring AI systems Encourage disciplined experimentation that delivers measurable value Requirements Significant experience within software Quality Engineering, testing or Digital Assurance Strong technical understanding of modern test automation approaches, architectures and frameworks Strong knowledge of performance testing and performance ...

Senior Backend Engineer - Pricing & Offers (AI/ML)

Location
City Of London, England, United Kingdom
cross-functional teams to deliver transparent, high-quality pricing and offers experiences across Expedia Group brands. You will mentor engineers, champion code quality and testing, and apply AI/ML concepts to real-world pricing workflows while maintaining #J-18808-Ljbffr ...

Vice President, Product Engineering

Hiring Organisation
Zapp
Location
London, United Kingdom
Salary
£ 120 K
next generation of our platform.As VP of Product Engineering, you will own how Zapp turns customer, operational, and commercial opportunities into high-quality products. You will work closely with the Founder and Executive Team to set priorities, shape solutions, and lead teams from idea through to launch … applying them where they can materially improve the customer experience, operational performance, or employee productivity.Use modern AI-assisted engineering practices to improve development speed, code quality, and team effectiveness.Partner closely with Data Science and Analytics to strengthen personalisation, forecasting, decision-making, and predictive operations.Evaluate emerging technologies with ...

Product Manager - Mobile Apps (iOS & Android)

Hiring Organisation
Reward Gateway
Location
London, United Kingdom
Salary
£ 60 K
goals clearly across engineering teams and stakeholders. Develop and maintain a detailed product roadmap for the app, ensuring timely delivery of high-quality products that meet user needs and drive business growth.Manage app launches and devise effective … market strategies, coordinating with relevant teams to ensure successful market entry.Collaborate closely with mobile engineers to establish technical best practices and maintain code quality standards.Influence cross-functional teams, promoting a culture of continuous innovation and collaboration.Implement and enforce iOS and Android guidelines to ensure product quality ...

Senior QE Test Engineer – SDET

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
highly skilled and experienced QE Test Engineers/SDETs within a complex, multi‐vendor data migration transformation programme.This role is for hands-on quality engineering professionals responsible for the design, implementation, and execution of automated data tests within the enterprise data platform. The ideal candidate will have … variety of core and supplementary technologies. This role requires a solid understanding of data engineering, cloud services, and the ability to assure quality solutions. This role operates within an agile delivery team in a Data Factory model and focuses on technical validation of data pipelines, transformations, and analytical ...

Senior AI Software Engineer - Hybrid, High-Impact Delivery

Location
Greater London, England, United Kingdom
Lead AI Software Engineer in Newbury or Paddington (hybrid). You will lead software delivery across squads, translate designs into scalable, secure production code, and mentor engineers and AI coding agents. The role blends deep software engineering with AI-native practices, overseeing code quality, testing, observability ...

Senior AI Software Engineer

Hiring Organisation
Vodafone
Location
London, United Kingdom
Salary
£ 80 K
technical requirements.The Senior AI Software Engineer will take ownership of software components and services across their operational lifecycle, contributing to engineering excellence through code review, automated testing, observability, documentation, technical collaboration and continuous improvement.What you will doBuild, test and maintain APIs, services, integrations, customer journeys and platform capabilities.Translate assigned … within software delivery.Skilled in reviewing both AI-generated and human-written code, identifying defects, weaknesses and improvement opportunities.Committed to secure coding practices, software quality techniques, automated testing, operational readiness and reliability.Able to translate requirements, specifications and technical designs into reliable, maintainable and production-ready software.Effective in cross ...

Backend Developer Golang Node Pub / Sub

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 100 K
around the globe.Working in an AI first engineering environment, you'll leverage modern AI tools to accelerate development while retaining full ownership of architecture, code quality and technical decision-making.Location/WFH:You can work from most of the time, collaborating via Slack and meeting up with … concurrency, performance optimisation and fault tolerant system designYou have experience with Pub/Sub messagingYou enjoy solving complex technical challenges and delivering high quality, production ready softwareYou're comfortable working autonomously in a fast-paced engineering environmentYou embrace modern AI development tools while maintaining a strong focus ...

Java Software Engineer - Trading Firm

Location
Greater London, England, United Kingdom
that support trading and research Owning features end-to-end, from design to deployment Collaborating with traders, quants, and engineers Improving performance, reliability, and code quality What they're looking for: Solid grasp of distributed systems and software design Experience in concurrency, multithreading, low latency, etc. Sharp ...

Software Engineer - AI Agents

Location
Greater London, England, United Kingdom
building front‐end applications with React, Tailwind CSS Proficiency in front‐end development best practices, including CI/CD pipelines, version control systems, and code quality standards. #LI-hybrid Research shows that members of underrepresented communities are less likely to apply for jobs when they ...

Backend Software Engineer - Distributed Systems

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
globe. Working in an AI first engineering environment, you'll leverage modern AI tools to accelerate development while retaining full ownership of architecture, code quality and technical decision-making. Location/WFH: You can work from most of the time, collaborating via Slack and meeting up with … streaming technologies You understand scalability, concurrency, performance optimisation and fault tolerant system design You enjoy solving complex technical challenges and delivering high quality, production ready software You're comfortable working autonomously in a fast-paced engineering environment You embrace modern AI development tools while maintaining a strong focus ...

Senior AI Engineer, Embedded Innovation Squad

Location
Greater London, England, United Kingdom
implement AI-enabled systems, mentor junior engineers, and collaborate with stakeholders to translate requirements into robust software solutions. The role emphasizes fast delivery, code quality, CI/CD, and reusable patterns across functions. #J-18808-Ljbffr ...

Senior DevSecOps Lead — Artifact & Supply Chain Security

Location
Greater London, England, United Kingdom
while aligning with AI security and governance requirements. Join a team enabling secure, trusted software delivery in cloud and hybrid environments, with emphasis on code quality, compliance, and risk-based decision making. #J-18808-Ljbffr ...

Hybrid Full-Stack Engineer (TypeScript & Node)

Location
City Of London, England, United Kingdom
fully hybrid with monthly in-person meetings at our Holborn office. You should bring strong Node.js, Typescript and PostgreSQL experience and a collaborative, code-quality mindset. #J-18808-Ljbffr ...

Senior Software Development Engineer in Test (SDET)

Hiring Organisation
Capco
Location
London, United Kingdom
Salary
£ 80 K
embrace AI-enabled ways of working, using approved AI and automation tools where appropriate to improve engineering productivity, accelerate test delivery, and enhance software quality while applying sound engineering judgement and responsible AI practices.What You'll DoDesign and implement robust, reusable, and scalable test strategies and automation frameworks … SonarQube, CI/CD pipelines, and cloud infrastructure.Experience using AI-enabled tools responsibly to improve engineering productivity while maintaining appropriate human oversight, governance, software quality, and testing standards.Bonus Points ForDevelopment experience with modern programming languages and software engineering practices.Performance and load testing experience using JMeter, LoadRunner, or equivalent ...

Senior Backend Engineer for AI-First Fintech Platform

Location
Greater London, England, United Kingdom
scale backend systems for global payments, issuing, and accounting integrations. You will own features end-to-end, collaborate with global teams, and champion code quality, testing, and monitoring. Expertise in Java/Spring, distributed systems, and cloud platforms is essential. #J-18808-Ljbffr ...

Front-End Engineer III - AI-Driven, Secure & Scalable UI

Location
City Of London, England, United Kingdom
will design and deliver trusted, scalable technology products in a secure environment as part of an agile team. The role emphasizes AI-assisted development, code quality, and automation within the SDLC, with responsibilities spanning architecture, data visualizations, and collaboration across teams. #J-18808-Ljbffr ...

Senior Java Risk Engine Lead - High-Performance FinTech

Location
Greater London, England, United Kingdom
translate complex risk models into scalable software, and collaborate with quantitative analysts and product teams to deliver robust risk solutions. The role focuses on code quality, continuous optimization, and engineering excellence in a fast-moving, institutionally focused digital asset environment. #J-18808-Ljbffr ...

Senior Backend Engineer: AI-Powered Payments & Scale

Location
Greater London, England, United Kingdom
design high-performance backend services, tackle distributed systems, and collaborate with product and design teams to deliver reliable, scalable solutions. This role emphasizes ownership, code quality, and ongoing learning within an AI-driven engineering environment, with opportunities to #J-18808-Ljbffr ...

Web Developer

Hiring Organisation
Consortia
Location
London, United Kingdom
Salary
£ 80 K
enhancements on our platform.Optimise website performance, including page load times and database queries.Troubleshoot and resolve technical issues efficiently.Implement and integrate payment and subscription systems.Ensure code quality through thorough testing and documentation.Stay updated on industry trends and best practices to drive continuous improvement.Who you are Proficiency ...

Web Developer

Hiring Organisation
Consortia
Location
London, UK
Employment Type
Full-time
Optimise website performance, including page load times and database queries. Troubleshoot and resolve technical issues efficiently. Implement and integrate payment and subscription systems. Ensure code quality through thorough testing and documentation. Stay updated on industry trends and best practices to drive continuous improvement. Who you are? Proficiency ...

Net Developer Fintech C#- Remote

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
vertical products.Work closely with development director, and members of the team to envision, model and provide designs/solutions.Help ensure best practices along with code quality, avoiding complexity, and advocating clarity.Help research new technologies for the team.We are looking for hands-on, entrepreneurial thinkers and do-ers. ...

Quantitative Developer/Trading Systems Engineer, Systematic Macro

Hiring Organisation
Millennium Management
Location
London, United Kingdom
Salary
£ 100 K
market-data/order-entry components• Deep understanding of concurrent, real-time systems design• Strong software engineering fundamentals, including testing, version control, and code quality• Strong Linux development experience• Familiarity with monitoring, controls, and production support in a front-office setting is advantageous• Experience working with shared ...

Senior Test Engineer - National Security (On-site, Agile)

Location
Greater London, England, United Kingdom
facing role. The position is office-based at one of Gloucestershire, Manchester or London locations. You will work within an experienced team, ensuring software quality across multiple business areas, with emphasis on eDV UK Security Clearance. The role requires collaboration with agile delivery teams and proficiency in test ...