Code Quality Jobs in the UK

126 to 150 of 354 Code Quality Jobs in the UK

Java/Kotlin Developer - Front office/Kubernetes

London, South East, England, United Kingdom
Harvey Nash
Docker. Leverage MongoDB and Databricks for data processing and analytics. Integrate with relational databases and support legacy data migration. Collaborate with stakeholders and contribute to technical decision-making. Ensure code quality through testing, debugging, and optimisation. Essential Skills 3+ years of backend development experience in financial systems. Proficiency in Java and/or Kotlin. Strong knowledge of More ❯
Employment Type: Contractor
Rate: £600 - £850 per day
Posted:

Principal Architect

London, United Kingdom
Fractal
practices in microservices, event-driven systems, API-first development, and cloud-native design. Engineering Leadership Lead, mentor, and scale engineering teams across pods. Build a culture of engineering excellence, code quality, security, and automation. Collaborate closely with Product Managers and GenAI/Data Science leaders to translate business vision into technical delivery. Scalability & Reliability Implement frameworks for More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

DevOps Engineer - Contract (Outside of IR35)

London, United Kingdom
Pulselive
make recommendations for improvements, and execute necessary maintenance to enhance the user experience and system functionality. Technologies in use: AWS Services & Infrastructure (Control Tower, IAM, ECR, etc.) Infrastructure as Code (Terraform, CloudFormation) Containerised Systems (Docker, Kubernetes, Karpenter) Storage (EBS, S3) Security & Identity Management (IAM, SSO, VPN, Authentik) CI/CD & Deployment Automation (Bitbucket, GitLab, ArgoCD) Monitoring & Logging (Grafana, Loki … Prometheus, UpTrends) Networking (Global Accelerator, TGW, WAF, VPN) Messaging (Kafka) Service Mesh (Linkerd) Databases & Data Stores (RDS, DynamoDB, PostgreSQL, MySQL) Secrets & Credentials Management (Vault) Version & Package Management (Artifactory, Nexus) Code Quality & Security Analysis Tools (Sonar) Key Responsibilities Routine Platform Maintenance Apply security patches to infrastructure and services Perform regular backups and validate backup integrity Rotate SSL/… skills and team collaboration Working knowledge of databases and SQL Strong capability with infrastructure with AWS, Kubernetes & Terraform Good understanding of DNS, CI/CD workflows and infrastructure as code Observability experience (e.g., Prometheus, Grafana) Development experience with object-oriented programming (e.g., Java) Diligence, quality-focused, and analytical skills Proactive in contributing to organisational success More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Android Developer - Leeds

Leeds, Yorkshire, United Kingdom
FDM Group Ltd
while mentoring and supporting the growth of less experienced developers. At the core of this role is a commitment to security, performance, and user experience, with every line of code helping to safeguard our customers and strengthen our digital offering. Responsibilities Design and develop Android mobile applications and components using Kotlin and Java Collaborate with cross-functional teams including … Android development including SOLID principles, MVVM/MVI architecture, and Jetpack libraries Work within a modular codebase and contribute to a secure, scalable mobile architecture Lead by example in code quality, testing, and version control, including UI testing and performance tuning Mentor junior developers and actively contribute to a culture of knowledge sharing and continuous improvement Engage … Android SDK, UI design principles, and architecture patterns such as MVVM or MVI Experience with Jetpack Compose and Android Architecture Components Familiarity with modularised codebases and writing clean, testable code Excellent knowledge of version control systems such as Git Skilled in offline storage, background threading, and performance tuning Comfortable working with open-source libraries including Dagger2, Retrofit, Coroutines, or More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

Leeds, West Yorkshire, England, United Kingdom
Hybrid / WFH Options
Lorien
Engineering: Handle structured and unstructured data, build ingestion pipelines, and design efficient schemas (Postgres/NoSQL). Architecture & Design: Influence technical decisions and contribute to scalable, modular system design. Code Quality: Promote best practices in testing, CI/CD, code reviews, and documentation. Innovation: Explore and recommend new tools, frameworks, and approaches in full-stack and More ❯
Employment Type: Full-Time
Salary: £70,000 - £90,000 per annum
Posted:

Senior Data Engineer

London, United Kingdom
Arbuthnot Latham
day, resolving issues and meeting business requests as they arise within the team's SLAs. The enablement and promotion of Data Engineering best practices and DevOps standards, ensuring good code quality and continuous compliance with all relevant standards. Providing mentorship to junior engineers, helping them enhance their skills and knowledge. Promoting a collaborative environment to deliver and … knowledge, must include substantial PySpark experience Demonstrable DevOps and DataOps experience with an understanding of best practices for engineering, test and ongoing service delivery An understanding of Infrastructure as Code concepts (Demonstrable Terraform experience a plus) Demonstrable experience of Data Pipeline testing, including automated testing, data validation and code assurance Demonstrable experience of working within Agile Delivery projects … in a Medalion Architecture Experience building Semantic, Metric or Analytic models Experience of building Machine Learning models Any experience in MLOps or operationalising Machine Learning Knowledge of Data Quality Frameworks in Python Qualifications: Industry focused degree or equivalent working experience Azure certifications are desirable Developing Others Working Proactively Creativity and Innovation Problem Solving and Judgement Communication and Confidence More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior API Technical Consultant (GraphQL Specialist)

London, United Kingdom
Staffworx Limited
services using TypeScript and Node.js. Lead the design and evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. Champion best practice in code quality, automated testing (Vitest, Playwright) and observability to deliver resilient, maintainable, and production-ready business logic. Drive DevOps excellence by collaborating on CI/CD pipelines (Jenkins … Concourse), containerisation (Docker) and Kubernetes deployments. Mentor and empower fellow engineers through thoughtful code reviews, technical guidance and fostering a culture of collaborative problem-solving. Influence technical strategy by working within a cross-functional Agile team to guide process improvements and make key architectural decisions. Experience Extensive production experience architecting and delivering complex applications with TypeScript and Node.js . More ❯
Employment Type: Contract
Rate: market rates, outside IR35, 2 days on site
Posted:

Infrastructure & Technology AWS DevOps Infrastructure Specialist Professional Cheltenham, GB

Cheltenham, Gloucestershire, United Kingdom
IBM
d love to hear from you. Education Required education None Preferred education Bachelor's Degree Required technical and professional expertise Certified in AWS Administration Strong understanding of Infrastructure as Code provisioning and sandbox environment creation Proficiency in Kubernetes, Docker, and CRIO management Excellent problem-solving and communication skills Ability to work collaboratively with cross-functional teams Preferred technical and … with cloud-native architecture and deployment models Knowledge of container orchestration best practices Experience with monitoring tools and key metrics (SLA, services health) Understanding of performance measurement tools and code quality metrics About business unit IBM Consulting is IBM's consulting and global professional services business, with market leading capabilities in business and technology transformation. With deep More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Engineering Manager - Basket & Checkout

London, South East, England, United Kingdom
Hybrid / WFH Options
Holland & Barrett International Limited
customers expect. Your responsibilities will include: Technical Leadership Own and evolve the technical direction of the team, ensuring it aligns with our wider platform strategy. Lead architecture design and code quality practices, championing scalability, security, and modern engineering principles. Promote innovation and continuous improvement across tooling, development practices, and infrastructure. People & Team Leadership Mentor, support, and grow … and balance priorities across features, tech debt, and operational improvements. Ensure robust CI/CD pipelines, testing frameworks, and monitoring systems are in place to support rapid, high-quality releases. Collaboration & Communication Be the go-to technical leader for your area, clearly communicating progress, plans, and risks to stakeholders. Work cross-functionally with other squads to manage dependencies More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

Senior Software Engineer - C#

Royston, Hertfordshire, South East, United Kingdom
Hybrid / WFH Options
Verso Recruitment
architecture and hardening of code. Mentor and develop junior engineers to help them reach their potential. Guide the team in making pragmatic decisions while upholding strong technical principles. Champion code quality, including rigorous software test coverage and maintainability standards. Desirable Experience & Skills Strong candidates are likely to bring most (but not all) of the following: Experience in More ❯
Employment Type: Permanent, Work From Home
Salary: £95,000
Posted:

Senior Software Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
independently (build + deploy) Experience managing multiple workstreams in low-management settings Product-focused engineer who thrives in flat, startup-style team structures Good grasp of engineering best practices, code quality, and system design Tech Stack Python JavaScript/TypeScript SQL AWS (Cloud Infrastructure) Interview Process Technical Discussion (30-60 mins) Collaborative Co-working Session More ❯
Employment Type: Full-Time
Salary: £80,000 - £90,000 per annum, Inc benefits
Posted:

Lead Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Arrows
a technology consultancy built by engineers, for engineers are partner with some of the most exciting tech companies in the UK, helping them bridge technology gaps, accelerate delivery, improve code quality, and scale products that matter. the mission is simple: deliver impact through engineering excellence. We’re looking for Lead Engineers to join a growing consultancy team. … Solid experience with AWS and cloud-native architectures Familiarity with CI/CD, Terraform, containerisation (Docker/K8s) A TDD and best practices mindset – you care about clean, maintainable code Excellent communication skills – able to explain complex solutions clearly Previous experience in a consultancy or contract environment is a strong plus A problem solver who thrives on finding smart More ❯
Posted:

Lead Engineer

London Area, United Kingdom
Hybrid / WFH Options
Arrows
a technology consultancy built by engineers, for engineers are partner with some of the most exciting tech companies in the UK, helping them bridge technology gaps, accelerate delivery, improve code quality, and scale products that matter. the mission is simple: deliver impact through engineering excellence. We’re looking for Lead Engineers to join a growing consultancy team. … Solid experience with AWS and cloud-native architectures Familiarity with CI/CD, Terraform, containerisation (Docker/K8s) A TDD and best practices mindset – you care about clean, maintainable code Excellent communication skills – able to explain complex solutions clearly Previous experience in a consultancy or contract environment is a strong plus A problem solver who thrives on finding smart More ❯
Posted:

Lead Engineer

london, south east england, united kingdom
Hybrid / WFH Options
Arrows
a technology consultancy built by engineers, for engineers are partner with some of the most exciting tech companies in the UK, helping them bridge technology gaps, accelerate delivery, improve code quality, and scale products that matter. the mission is simple: deliver impact through engineering excellence. We’re looking for Lead Engineers to join a growing consultancy team. … Solid experience with AWS and cloud-native architectures Familiarity with CI/CD, Terraform, containerisation (Docker/K8s) A TDD and best practices mindset – you care about clean, maintainable code Excellent communication skills – able to explain complex solutions clearly Previous experience in a consultancy or contract environment is a strong plus A problem solver who thrives on finding smart More ❯
Posted:

Lead Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Arrows
a technology consultancy built by engineers, for engineers are partner with some of the most exciting tech companies in the UK, helping them bridge technology gaps, accelerate delivery, improve code quality, and scale products that matter. the mission is simple: deliver impact through engineering excellence. We’re looking for Lead Engineers to join a growing consultancy team. … Solid experience with AWS and cloud-native architectures Familiarity with CI/CD, Terraform, containerisation (Docker/K8s) A TDD and best practices mindset – you care about clean, maintainable code Excellent communication skills – able to explain complex solutions clearly Previous experience in a consultancy or contract environment is a strong plus A problem solver who thrives on finding smart More ❯
Posted:

Lead Engineer

slough, south east england, united kingdom
Hybrid / WFH Options
Arrows
a technology consultancy built by engineers, for engineers are partner with some of the most exciting tech companies in the UK, helping them bridge technology gaps, accelerate delivery, improve code quality, and scale products that matter. the mission is simple: deliver impact through engineering excellence. We’re looking for Lead Engineers to join a growing consultancy team. … Solid experience with AWS and cloud-native architectures Familiarity with CI/CD, Terraform, containerisation (Docker/K8s) A TDD and best practices mindset – you care about clean, maintainable code Excellent communication skills – able to explain complex solutions clearly Previous experience in a consultancy or contract environment is a strong plus A problem solver who thrives on finding smart More ❯
Posted:

Senior Developer

Warrington, Cheshire, United Kingdom
Hybrid / WFH Options
ECS Resource Group Ltd
ongoing transformation of customer-facing applications, ensuring best practices in development and deployment are followed. Responsibilities: Support the transition from project-based delivery to product-focused development. Embed disciplined code promotion processes and improve CI/CD practices. Drive improvements in code quality and maintainability. Enhance application observability, including logging and monitoring. Provide technical guidance and … in GitHub Enterprise . Hands-on experience deploying and hosting apps in Azure . Agile/Scrum team experience. Strong documentation skills with Markdown . Desirable Skills: Infrastructure as Code (IaC) experience, ideally with Bicep . ECS Recruitment Group Ltd is acting as an Employment Business in relation to this vacancy. More ❯
Employment Type: Contract
Rate: £495 - £500/day inside ir35
Posted:

AI Engineer

Glasgow, United Kingdom
Hybrid / WFH Options
Harvey Nash Group
LLMs. Design, develop, and support system components and operational services. Conduct research and spikes to extend automation capabilities. Ensure high-quality, maintainable, and accessible software through testing, code quality tools, and best practices. Maintain and improve monitoring, dashboards, deployment, and support procedures. Troubleshoot issues across modern AWS-based systems and legacy ETL/database platforms. … Contribute to team practices through pairing, mobbing, code reviews, and process improvement. Share knowledge across wider communities of practice. Mentor and coach team members. Key Skills AI/ML Expertise: Experience with OCR, Object Detection, LLMs, and frameworks such as Transformers (Hugging Face), PyTorch, OpenCV, YOLO. Programming: Strong Python (3.9+) skills, including OOP, async patterns, data structures, debugging. Data … JWT/OAuth). Software Engineering: Building production AI/ML systems, collaborative development, service/serverless architectures. Development Practices: Agile (Scrum/Kanban), TDD, pair programming, infrastructure-as-code, monitoring tools (Grafana). This role falls outside of IR35 and is hybrid working with the expectation to attend the Edinburgh or Glasgow office as and when required. Please More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Staff Data Scientist

London, United Kingdom
Optimizely
strategic roadmap, managing complex projects from conception to deployment Make high-impact technical decisions and provide guidance Establish best practices in software engineering and machine learning development Implement rigorous code quality and testing standards across data science projects Support talent acquisition and continuous learning initiatives Knowledge and Experience Knowledge of ML model development and deployment frameworks (MLFlow More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technology Developer Non-Rotational Graduate Programme 2026 London

London, United Kingdom
Barclays
industry experts. To be considered for this opportunity You'll be motivated with a strong degree or expected degree - in any area. You'll also have an ability to code in at least one language. Ideally, you'll also bring a genuine interest in technology and a talent for connecting the dots between business needs and tech solutions. You … technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance. Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and … alignment with business objectives. Collaboration with peers, participation in code reviews, and promotion of a culture of code quality and knowledge sharing. Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions. Implementation of effective unit testing practices to ensure proper code design, readability, and reliability. Analyst Expectations To More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

.Net Developer

Leeds, West Yorkshire, England, United Kingdom
Hybrid / WFH Options
Context Recruitment Limited
APIs and microservices Optimise application performance and scalability Collaborate with DevOps and infrastructure teams to support deployment and monitoring Work with SQL Server and other data storage technologies Ensure code quality through unit testing and adherence to best practices Skills and Experience Required: Proven experience in backend development with the .NET ecosystem Strong understanding of API design More ❯
Employment Type: Full-Time
Salary: £50,000 - £55,000 per annum
Posted:

Net Developer

Leeds, West Yorkshire, United Kingdom
Hybrid / WFH Options
Context Recruitment
APIs and microservices Optimise application performance and scalability Collaborate with DevOps and infrastructure teams to support deployment and monitoring Work with SQL Server and other data storage technologies Ensure code quality through unit testing and adherence to best practices Skills and Experience Required: Proven experience in backend development with the .NET ecosystem Strong understanding of API design More ❯
Employment Type: Permanent
Salary: £50000 - £55000/annum
Posted:

Principal Backend Developer

Manchester, Lancashire, England, United Kingdom
The Portfolio Group
growth, learning, and high performance Collaborate with product owners to refine requirements and translate them into technical solutions Integrate automation testing (Playwright) and CI/CD pipelines to ensure code quality Lead technical discussions, setting direction on tools, frameworks, and approaches Troubleshoot and resolve complex technical challenges across backend services Optimise system performance and ensure resilience across … platforms Review code and guide engineering standards across the team Contribute to product strategy by aligning technical roadmaps with business goals What you bring to the team Strong experience developing backend systems with C# and .NET Deep knowledge of cloud environments (Azure preferred) Experience in designing APIs and microservices at scale Solid understanding of automation testing tools (Playwright desirable … Leadership experience - mentoring, coaching, and guiding engineering teams Strong problem-solving skills with an eye for performance optimisation Enthusiasm for delivering quality solutions in a SaaS environment Send your CV now to 50249MS INDMANS More ❯
Employment Type: Full-Time
Salary: £80,000 per annum
Posted:

Principal Backend Developer

Manchester, United Kingdom
The Portfolio Group
growth, learning, and high performance Collaborate with product owners to refine requirements and translate them into technical solutions Integrate automation testing (Playwright) and CI/CD pipelines to ensure code quality Lead technical discussions, setting direction on tools, frameworks, and approaches Troubleshoot and resolve complex technical challenges across backend services Optimise system performance and ensure resilience across … platforms Review code and guide engineering standards across the team Contribute to product strategy by aligning technical roadmaps with business goals What you bring to the team Strong experience developing backend systems with C# and .NET Deep knowledge of cloud environments (Azure preferred) Experience in designing APIs and microservices at scale Solid understanding of automation testing tools (Playwright desirable … Leadership experience - mentoring, coaching, and guiding engineering teams Strong problem-solving skills with an eye for performance optimisation Enthusiasm for delivering quality solutions in a SaaS environment Send your CV now to (url removed) 50249MS INDMANS More ❯
Employment Type: Permanent
Salary: £80000/annum
Posted:

Backend Developer (Java & Node.js/TypeScript)

City of London, London, United Kingdom
Randstad Technologies Recruitment
containerisation and deployments. Build and maintain CI/CD pipelines (GitHub Actions). Monitor and optimise system performance and uptime. Write robust unit and integration tests to ensure high code quality. Collaborate with cross-functional teams to define, design, and deliver new features. What We're Looking For 5+ years' experience as a Java & Node.js/TypeScript developer. Hands More ❯
Employment Type: Contract
Rate: £600 - £700/day
Posted:
Code Quality
10th Percentile
£40,750
25th Percentile
£55,000
Median
£70,000
75th Percentile
£83,750
90th Percentile
£120,000