76 to 100 of 243 Clean Code Jobs in England

Senior Associate, Full-Stack Engineer Opportunities

Hiring Organisation
The Bank of New York Mellon
Location
London, UK
Employment Type
Full-time
maintain backend services, batches and APIs, contributing to UI components as needed. Own end-to-end delivery: implementation, testing, deployment, observability, and reliability. Write clean, well-tested code; participate in code reviews and continuous improvement. Collaborate with product, design, and operations to translate business needs into technical ...

Full Stack Engineer (Python, React and AWS)

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
will never be boxed into one side of the stack * Modern engineering: React Micro Frontends with Module Federation, serverless AWS and Infrastructure as Code * Ownership: take services from design through to deployment, monitoring and live support * A strong team: work alongside experienced consultancy and client engineers THE ROLE Brio … performance Python: * Strong hands-on Python building production services * APIs consumed by React front ends * Serverless Python on AWS Lambda * Automated testing with PyTest * Clean, maintainable, secure code WHAT YOU WILL DO * Design, develop and maintain React Micro Frontend applications using Module Federation * Design, develop and maintain Python ...

AI Engineer (Senior Consultant)

Hiring Organisation
Enablis
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£80,000
emerging AI tools, frameworks and protocols Helping drive pragmatic AI adoption across engineering teams What We're Looking For Essential: Strong software engineering foundations (clean code, testing, CI/CD, production mindset) Hands-on experience with LLMs - this can come from personal projects, not just professional work ...

Senior Front Office Developer - Trading

Location
London, United Kingdom
Contribute to the continuous evolution of our electronic trading infrastructure. Mentorship & Technical Leadership Provide guidance and mentorship to junior developers. Champion engineering best practices, clean code principles and robust design patterns. What You will Bring Strong hands-on Java development experience within low latency financial systems. Deep understanding ...

Front Office Software Engineer

Hiring Organisation
CMC Markets
Location
London, UK
Employment Type
Full-time
issues. Contribute to the continuous evolution of our electronic trading infrastructure. Mentorship & Technical LeadershipProvide guidance and mentorship to junior developers. Champion engineering best practices, clean code principles and robust design patterns. What You'll BringStrong hands-on Java development experience within low latency financial systems. Deep understanding ...

Deployed AI Engineer (Senior Consultant)

Hiring Organisation
Enablis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Transform engagements Evaluating emerging AI tools, frameworks and protocols, and making pragmatic adoption calls What We're Looking For Essential: Strong software engineering foundations (clean code, testing, CI/CD, production mindset) Hands-on experience with LLMs - this can come from personal projects, not just professional work ...

Technical Project Manager

Hiring Organisation
Visa
Location
London, UK
Employment Type
Full-time
value-added solutions for corporates, payment tokenization, issuer processing platforms/providers, modern API concepts, technical integration, and file delivery. Demonstrated ability to write clean code in SQL and Python, C# or Java with accompanying knowledge of their industry-standard libraries and frameworks. Thought leader with the ability ...

Full Stack Software Developer

Hiring Organisation
Pave Talent Partners Limited
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent
Salary
£40,000
understanding requirements through to development, testing and release. Collaborating with the Engineering Manager and wider development team to deliver new features and improvements. Writing clean, maintainable and reliable code. Contributing ideas, sharing knowledge and helping the team continually improve its development practices. What are we looking for? Were keen ...

Associate Software Developer (Web)

Hiring Organisation
FlexTrade
Location
London, UK
Employment Type
Full-time
with a deep understanding of UI and UX design. We deliver our software using agile methodologies, and we encourage best practices such as TDD, code reviews and pair programming for knowledge sharing and learning. Our team owns all aspects of the features they work on, from designing solutions … stack with support from senior engineers. Fix Bugs: Help to triage and resolve bugs found by either our customers or our internal QA teams. Code Quality: Write clean, tested code and respond to review feedback to improve reliability, performance, and maintainability. Support Mobile Evolution: Assist with maintenance ...

Software Development Engineer - 2027

Hiring Organisation
Amazon
Location
London, UK
Employment Type
Full-time
real customer problems through innovative technology? Do you enjoy working on scalable services in a collaborative team environment? Do you want to see your code directly impact millions of customers worldwide? At Amazon, we hire the best minds in technology to innovate and build on behalf of our customers. … weeks, not years. At Amazon, we believe in ownership at every level. As an SDE-I, you'll own the entire lifecycle of your code - from design through deployment and ongoing operations. This ownership mindset, combined with our commitment to operational excellence, ensures we deliver the highest quality solutions ...

Software Engineer II

Hiring Organisation
Couchbase
Location
Manchester, UK
Employment Type
Full-time
ship well-defined features that integrate Couchbase with Cloud Native tech such as Prometheus, Fluentd and Fluent-bit, and the Kubernetes Pod Autoscaler. Write clean, maintainable, well-tested code; participate in code reviews, both giving and receiving feedback. Communicate progress, risks and dependencies clearly to your team ...

Full Stack Software Developer

Hiring Organisation
DCV Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £450 per day Hybrid / Inside IR35
back-end applications for web and mobile platforms. Collaborate with cross-functional teams to design and deliver intuitive, high-performance software solutions. Write clean, maintainable, and efficient code following software engineering best practices. Design, develop, and integrate RESTful APIs and backend services. Troubleshoot, debug, test, and optimize applications … ensure reliability, performance, and scalability. Participate in code reviews and contribute to engineering standards and best practices. Work within agile delivery teams and contribute to continuous improvement initiatives. Essential Skills & Experience: Backend Development Strong development experience using Java and/or Python . Extensive experience with Spring Framework ...

Back-End Developer (Python | Application Development)

Hiring Organisation
Venquis
Location
London, UK
Employment Type
Full-time
Lambda, ECS, S3, RDS)Integrate with third-party financial data providers and internal portfolio systemsCollaborate closely with front-end developers, DevOps, and business stakeholdersWrite clean, testable code and contribute to CI/CD pipelines and automated deploymentsParticipate in architectural planning, peer reviews, and agile development cyclesMonitor and improve … FastAPI, Flask, or DjangoProficient in working with relational databases (PostgreSQL, MySQL) and ORMs (e.g., SQLAlchemy)Familiarity with Docker, container orchestration, and infrastructure-as-code (e.g., Terraform or CloudFormation)Solid understanding of software engineering best practices, including version control, testing, and deployment workflowsDesirable: Experience with alternative asset strategies such ...

Principal Software Engineer (.NET/Umbraco or PHP/Drupal)

Hiring Organisation
TPXImpact Holdings PLC
Location
London, UK
Employment Type
Full-time
integrations and modern web applications. Cloud and infrastructure. Practical, hands-on experience with cloud platforms, particularly Azure, including CI/CD pipelines, infrastructure as code and managed hosting environments. Enough depth to make infrastructure decisions and resolve infrastructure problems with minimal support. Diagnostic ability under pressure. Proven ability … role. Technical discovery. Experience qualifying opportunities, running technical discovery, producing solution designs and estimating work before it is sold. Software engineering principles. Mastery of clean code, testing practice, design patterns, security and accessibility standards. Leadership and mentorship. Demonstrated experience developing lead and senior engineers, raising standards through others ...

Go Backend Developer

Hiring Organisation
itecopeople
Location
London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £61000/annum
connecting internal systems and third-party platforms. Contribute across the development lifecycle, from design and testing through to deployment and ongoing support. Participate in code reviews, improve reliability and performance, and produce clear technical documentation. Containerise and deploy services using Docker and Kubernetes, with support from the wider team. … APIs and working with event-driven architectures. Familiarity with cloud platforms, ideally Azure, alongside Git, CI/CD and GitOps practices. A commitment to clean, well-tested code and experience working within Agile teams. Strong communication skills and a collaborative approach to technical problem-solving. Experience with Python ...

Senior AI Solutions Architect - London

Hiring Organisation
Neo4J
Location
London, UK
Employment Type
Full-time
will develop, test, and deploy production-ready AI applications that integrate graph databases with LLMs and orchestration frameworks. This involves writing production-level code, optimizing for performance and scalability, and ensuring seamless integration with customer systems. Continuously evaluate and improve the performance, scalability, and efficiency of deployed AI applications … Mistral).Programming Proficiency: Competence and hands-on experience in at least one of the following languages: Java, JavaScript, Python, or C#. Ability to write clean, maintainable, and efficient code is essential. Deployment and Version Control: Hands-on experience with deployment software on major platforms, such as Linux, Docker ...

Senior Data and AI Architect Lead

Hiring Organisation
Trust In Soda
Location
London, UK
Employment Type
Full-time
prototyping of multi-agent workflows and custom AI services; set rigorous automated evaluation frameworks, non-deterministic testing standards, and compliance gates. Set Engineering Standards & Code Patterns: Provide senior technical authority in Python, SQL, advanced software engineering, and LLM orchestration to the wider team. Review production code and build … reusable code repositories to ensure quality engineering solutions. Drive Platform Capabilities: Identify, evaluate, and prototype emerging technologies and agentic tools (such as Model Context Protocol servers and vector databases), bringing highly automated new capabilities into our global data product portfolio. Architect Financial Efficiency: Design cloud data and AI patterns ...

Senior AI Architect and Engineer Lead

Hiring Organisation
Renewable Energy Systems
Location
Kings Langley, Hertfordshire, UK
Employment Type
Full-time
multi-agent workflows, and machine learning and predictive models. Set automated evaluation frameworks, non-deterministic testing standards and compliance gates. Set Engineering Standards & Code Patterns: Provide senior technical authority in Python, SQL, advanced software engineering, and LLM orchestration to the wider team. Review production code and build reusable … code repositories to ensure quality engineering solutions. Lead future technology: Identify, evaluate and prototype emerging AI and data technologies, such as MCP servers, vector databases, knowledge graphs, small and open models, and multimodal and document AI, and bring proven ones into RES's data and AI portfolio. Architect Financial ...

AI Engineer (Consultant)

Hiring Organisation
Enablis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
emerging AI tools, frameworks and protocols Helping drive pragmatic AI adoption across engineering teams What We're Looking For Essential: Strong software engineering foundations (clean code, testing, CI/CD, production mindset) Hands-on experience with LLMs - this can come from personal projects, not just professional work ...

AI Engineer (Consultant)

Hiring Organisation
Enablis
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£60,000
emerging AI tools, frameworks and protocols Helping drive pragmatic AI adoption across engineering teams What We're Looking For Essential: Strong software engineering foundations (clean code, testing, CI/CD, production mindset) Hands-on experience with LLMs - this can come from personal projects, not just professional work ...

Lead Deployed AI Engineer

Hiring Organisation
Enablis
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
emerging AI tools, frameworks and protocols Helping drive pragmatic AI adoption across engineering teams What We're Looking For Essential: Strong software engineering foundations (clean code, testing, CI/CD, production mindset) Hands-on experience with LLMs - this can come from personal projects, not just professional work ...

Lead Deployed AI Engineer

Hiring Organisation
Enablis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Transform engagements Evaluating emerging AI tools, frameworks and protocols, and making pragmatic adoption calls What We're Looking For Essential: Strong software engineering foundations (clean code, testing, CI/CD, production mindset) Hands-on experience with LLMs - this can come from personal projects, not just professional work ...

Principal Solutions Consultant - AI

Hiring Organisation
Workiva
Location
London, UK
Employment Type
Full-time
Architecture & Technical Depth: Hands-on expertise in modern AI (RAG, agentic systems, MCP, model selection/evaluation) and enterprise data architecture. Ability to write clean code for API interaction and perform technical testing for groundedness and quality. Governance & Security: Understanding of AI governance (NIST ...

Full Stack Developer (Java/React) - Active SC - £500 Inside - 6 months

Hiring Organisation
Stealth IT Consulting
Location
Newcastle upon Tyne, UK
Employment Type
Full-time
maintain Back End services using Java and Front End applications using React. Build and integrate REST APIs and deliver responsive, user-friendly interfaces. Write clean, maintainable and testable code. Collaborate with developers and stakeholders in an Agile environment. Requirements: Active SC clearance is essential. Strong Java and React development ...

Senior Python Developer

Hiring Organisation
Erin Associates
Location
Middlesbrough, North Yorkshire, North East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
will have significant sway over the technical direction of the team, helping to grow a team of developers. You will be adept at writing clean, well-tested code whilst taking part in code reviews and helping establish good engineering practices for the UK team. As a Senior ...