351 to 375 of 988 Code Quality Jobs in London

Software Engineer III (Java & JavaScript)

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
have the ability to work on individual pieces of work and solve problems, including the design of the program flow of individual pieces of code, effective coding, and unit testing. The ideal candidate has a practical understanding of CI/CD pipelines and a strong commitment to code … other development team members to understand moderately complex product requirements and translate them into software designs. Successfully implement development processes, coding best practices, and code reviews. Operate in various development environments (Agile, Waterfall, etc.) while collaborating with key stakeholders. Proficiency with GitHub workflows, pull requests, issue tracking, and collaboration ...

Engineering Manager – Kings Cross, London

Location
Greater London, England, United Kingdom
workflows, and containerization (Docker/Kubernetes).* Proficiency with Linux environments and cloud platforms (e.g. AWS, Google Cloud Platform)* Champion software development best practices, code quality, documentation, observability.* Excellent communication and leadership skills, with experience managing distributed teams.* Curious, self-motivated, and proactive.**Nice to have*** Experience ...

Full Stack Engineer (AI Native)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £85,000 per annum
engineering process. Working within Agile Scrum teams to plan, develop, test and release software. Collaborating on APIs, microservices and event-driven architectures. Driving software quality, performance, security and scalability. YOUR SKILLS AND EXPERIENCE: You will bring strong capability in: Java and Kotlin backend development on the Spring stack. ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
across projects. Lead the design and delivery of large-scale distributed systems that integrate AI and data services. Champion engineering excellence , establishing standards for code quality, performance, and reliability. Collaborate with product and AI leadership to align software strategy with company goals. Review and approve major architectural … integrating AI services or data platforms . Experience setting technical direction , establishing patterns, and guiding multiple teams. Strong understanding of DevOps, infrastructure as code , and microservices design. Track record of mentoring senior engineers and leading technical communities. Exceptional problem-solving and communication skills, with the ability to influence ...

Senior Full Stack Engineer

Location
Greater London, England, United Kingdom
pursue our ambitious vision. In this role, you'll take a leading hand in both frontend and backend systems delivering high quality development and thoughtful technical solutions across the product lifecycle. While your primary focus will be coding and architecture, you'll also support and guide other developers … codebases Shape architecture and system design for web applications, with a focus on scalability, security, and performance Mentor and support other engineers, championing code quality through thoughtful reviews and shared best practices Design and implement responsive, user friendly web interfaces using modern JavaScript frameworks (Next.js, React) Partner ...

Senior Software Engineer - Data

Hiring Organisation
Elliptic
Location
London, United Kingdom
Salary
£ 80 K
values-driven company that invests in its people and gives you the autonomy to shape critical systems, while staying close to the code We're looking for a Senior Software Engineer to join Elliptic's Product-Engineering organisation, focusing on data engineering solutions that power our blockchain analytics … passionate engineers, by championing best practices, and holding yourself and your team to a high standard.What you will doWrite, ship, and maintain production code as a hands-on engineer.Architect, design, and implement large-scale distributed data systems and pipelines.Contribute to technical decision-making across batch and streaming data solutions.Collaborate ...

Senior Java Developer - London - Fintech

Hiring Organisation
Adaptive Financial Consulting
Location
London, United Kingdom
Salary
£ 80 K
skills.YOU WILL: Design and develop Java applications and libraries.Write clean, efficient and well-documented code.Troubleshoot and debug Java applications to ensure smooth performance.Participate in code reviews to ensure code quality, maintainability, and reusability.Keep up-to-date with emerging trends and technologies in Java development.Pair with other … team members to ensure high-quality outcomes.WHY US: To be immersed in high-standard engineering culture. Our fantastic team takes pride in crafting complex technical solutions but also loves sharing their knowledge and helping you grow professionally (we have extraordinary minds at Adaptive) You can learn from anyone ...

Senior Python Developer

Hiring Organisation
Tech 4
Location
City of London, London, United Kingdom
Employment Type
Permanent
qualities that make their platform reliable, scalable, and maintainable over the long term. Define guardrails, review practices, and validation gates that hold AI-generated code to our standards for security, reliability, and cost-efficiency (FinOps). These are first-class concerns in agentic pipelines, not afterthoughts. Design, build … pragmatically to modernise where it matters most. Set the engineering standard, demonstrating through your own work what excellent looks like when much of the code is AI-generated. Grow the team's capability and confidence with AI-native practices, coaching more junior engineers to think critically about model outputs ...

Data Engineer

Location
Greater London, England, United Kingdom
appropriate storage of data in line with relevant legislation Building in security, compliance, scalability, efficiency, reliability, fidelity, flexibility and portability Accurately delivering high quality work to agreed timelines and taking the initiative and knowing how to 'jump straight in' Supporting client engagements, including pitches and presentations Helping … designing the database schemas to support those queries You have a good understanding of coding best practices and design patterns and experience with code and data versioning, dependency management, code quality and optimisation, error handling, logging, monitoring, validation and alerting Location? Hybrid, with 2-3 days ...

Senior Software Engineer - Data

Hiring Organisation
Elliptic
Location
London, UK
Employment Type
Full-time
values-driven company that invests in its people and gives you the autonomy to shape critical systems, while staying close to the code? We're looking for a Senior Software Engineer to join Elliptic's Product-Engineering organisation, focusing on data engineering solutions that power our blockchain analytics … passionate engineers, by championing best practices, and holding yourself and your team to a high standard. What you will doWrite, ship, and maintain production code as a hands-on engineer. Architect, design, and implement large-scale distributed data systems and pipelines. Contribute to technical decision-making across batch ...

Senior Java Developer - London - Fintech

Hiring Organisation
Adaptive Financial Consulting Ltd
Location
Greater London, United Kingdom
Employment Type
Full Time
develop Java applications and libraries. Write clean, efficient and well-documented code. Troubleshoot and debug Java applications to ensure smooth performance. Participate in code reviews to ensure code quality, maintainability, and reusability. Keep up-to-date with emerging trends and technologies in Java development. Pair with … other team members to ensure high-quality outcomes. WHY US: To be immersed in high-standard engineering culture. Our fantastic team takes pride in crafting complex technical solutions but also loves sharing their knowledge and helping you grow professionally (we have extraordinary minds at Adaptive) You can learn ...

Software Engineer - C#/Windows

Hiring Organisation
Sony Interactive Entertainment America
Location
London, United Kingdom
Salary
£ 80 K
maintain Windows desktop applications using C# and the .NET frameworkBuild tools and interfaces to support integration and delivery of PlayStation SDK componentsWork with native code (C/C++) to interface with low-level systems and SDK librariesCollaborate with cross-functional teams including platform engineers and SDK developersDebug, optimize … improve performance across managed and unmanaged codeCreate and maintain technical documentation for internal tools and SDK workflowsEnsure code quality through testing, code reviews, and best engineering practicesSupport build systems, packaging, and deployment of SDK-related deliverablesWhat we're looking for:Strong proficiency in C# ...

Senior Software Engineer (Backend)

Location
Greater London, England, United Kingdom
TypeScript, and NestJS, with a front‐end powered by React. We deploy using AWS cloud services and Kubernetes, ensuring scalability and resilience. Infrastructure as Code is fundamental to our approach, and we use Terraform to manage our cloud resources. Our architecture is cloud‐native, event‐driven, and distributed, built … languages. Are willing to work with Node.js, TypeScript, NestJS, and AWS cloud technologies. Have experience designing and provisioning cloud‐based infrastructure, using Infrastructure as Code (Terraform). Ideally, have worked with Kubernetes and understand the fundamentals of containerised deployments. Have built and supported publicly accessible REST APIs. Understand application ...

Senior Full Stack Engineer - Lyst Shop (11 Month FTC - Maternity Cover)

Location
Greater London, England, United Kingdom
highly data-driven and rely heavily on experimentation to validate ideas and guide decisions. Technical Excellence: You will help maintain a high bar for code quality, testing, observability, and system reliability. You’ll contribute to architectural discussions, improve developer experience, and proactively address technical debt where needed. … Team Contribution: You will mentor and support other engineers through code reviews, pair programming, and collaborative problem-solving. We value curiosity, humility, and continuous improvement across both product and engineering practices. Within your first 3 months, you will: Delivery: Contribute to production systems across frontend and backend services, including ...

Lead Data Engineer

Hiring Organisation
Source Group International
Location
London, United Kingdom
Salary
£ 120 K
pipelines.Key Responsibilities Lead the architecture and delivery of modern data platforms (lakehouse/warehouse) and robust ETL/ELT pipelines.Define engineering standards for code quality, testing, documentation, security and operational excellence.Own data modelling (dimensional, Data Vault and domain-oriented approaches) and optimise performance and cost.Implement orchestration, monitoring … catalogue, access controls, retention policies and GDPR-aligned practices.Collaborate with analytics, software and platform teams to deliver reusable data products and APIs.Mentor engineers, conduct code reviews, and contribute to hiring and capability development.Required Skills & Experience Significant experience in data engineering, including leading teams or major technical initiatives.Expert ...

Senior Machine Learning Engineer

Location
City Of London, England, United Kingdom
build it. The goal is to multiply engineering delivery by an order of magnitude: not by cutting corners or generating throwaway code, but by designing robust systems and processes that let agents handle well-defined work while engineers focus on architecture, design, and the problems that actually require human … judgment. This is a deliberate, engineering-led approach. We care about code quality, testability, and maintainability - the agent-generated code meets the same standards as everything else. We expect that a successful candidate will be able to bring their expertise to help guide and refine ...

Software Engineer

Location
Greater London, England, United Kingdom
cleaning, transforming and surfacing it for downstream consumers Collaborate with senior engineers and domain experts to translate real-world engineering problems into clean, maintainable code Write tests, contribute to code reviews, and help raise the bar on code quality across the team Use AI coding … professional setting Comfortable with SQL and working with relational data Experience building or maintaining REST APIs or internal tooling Good instincts around clean code, testing and version control (Git) Able to work independently on well-scoped problems and communicate clearly with non-technical stakeholders #J-18808-Ljbffr ...

Backend Engineer

Hiring Organisation
Teya Solutions
Location
London, United Kingdom
Salary
£ 60 K
have the opportunity to learn and grow while directly contributing to our merchants' success.Responsibilities:Develop, and maintain clean, efficient, and well-tested code to support business needs, focusing on reliability and performance.Take ownership of features and small projects throughout the development lifecycle, including design, implementation, testing, and deployment, under … design, and operations) to understand requirements and contribute technical insights.Contribute to building tools and integrating systems to enhance operational efficiency and product effectiveness.Participate in code reviews, giving and receiving constructive feedback to improve code quality.Learn and apply new technologies and best practices in software development, with support from ...

Senior Engineer 27 Goswell Rd., Barbican, London EC1M 7AN

Location
Greater London, England, United Kingdom
empowers teams to work more efficiently and meaningfully by giving them the ability to automate data controls with the latest technology, such as no-code, the cloud, and AI. We help firms to start trusting their data, by giving them one intuitive platform to automate the front-to-back … keep learning as we build the future. In this role you will: Use AI tools effectively in your own work , from writing and reviewing code to debugging and documentation. Help shape our pipelines and harness : guides, validation loops, test generation, CI/CD and quality gates that ...

Technical Scrum Master

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
support for Sales opportunities.Day to Day Scrum Masters will:· Lead the agile development process (Scrum) and utilise engineering practices where necessary.· Implement and refactor code in accordance with agreed coding and quality standards, be fully aware of technical debt. Experience with code quality analysis … build and test failures immediately and adhere to design and coding standards.· Practice test-driven development using automated (unit & integration) tests prior to build code to whilst maintain high and effective test coverage· Collaborate with Product Owners (PO) to manage backlogs and new feature requests.· Collaborate with ...

Salesforce Principal Software Engineer x2 - CGT10/11

Hiring Organisation
Source Group International
Location
London, United Kingdom
Salary
£ 80 K
high-quality, scalable, and secure solutions across the Salesforce platform, spanning both our Public and Private businesses. Own and champion engineering standards, code quality, technical governance, and platform integrity, ensuring solutions are maintainable, performant, and aligned to architectural principles. Design and build robust integrations connecting … Einstein and Agentforce—to enhance productivity, decision-making, and client engagement, taking practical use cases from concept to implementation. Mentor and coach engineers, lead code reviews, and raise the technical capability of the wider team. The knowledge, experience and qualifications you need Extensive hands-on Salesforce development experience within ...

Lead SRE - Chase UK

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 80 K
including effective prompting, output validation, automation workflows, and safe usage patterns.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 … sensitive information. Job ResponsibilitiesDemonstrated 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 ...

Lead SRE - Chase UK

Location
Greater London, England, United Kingdom
effective prompting, output validation, automation workflows, and safe usage patterns. 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 … sensitive information. Job Responsibilities 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 ...

Senior Software Developer II - Full-Stack

Hiring Organisation
LexisNexis Risk Solutions Group
Location
London, United Kingdom
Salary
£ 80 K
more. We empower our engineers to contribute to design, implementation, and process improvements, as every team member is vital to delivering high-quality solutions.About the RoleAs a Senior Software Engineer, you will design, develop, and deliver high-quality, scalable software solutions using modern Java technologies … solutions.Translate product requirements into scalable, maintainable designs and contribute to architectural decisions.Design, develop, and maintain APIs and services to enable seamless system integration.Ensure software quality through code reviews, adherence to best practices, and effective use of design patterns.Optimize application performance and troubleshoot complex production and customer issues.Mentor ...

Vice President, Software Engineer (Private Markets Data)

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
private markets data and analytics, delivering trusted data, benchmarks, and insights that support decision-making across the privatemarketsinvestment lifecycle. The team develops high-quality data products and scalable technology solutions that increase transparency and enable data-driven decision-making across private markets. Your work will contribute directly … Amazon Web Services (AWS) or Microsoft Azure, including infrastructure provisioning and automation using Infrastructure as Code. Strong understanding of data validation, testing strategies, code quality practices, and the ability to independently drive technical solutions from design through delivery. Experience supporting advanced analytics and AI/ ...