51 to 75 of 231 Clean Code Jobs

Software Developer

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
complex problems at the intersection of technology, data, and intelligence. We're looking for a Developer who thrives in dynamic environments - someone who loves clean code, scalable architecture, and being part of a team that's pushing boundaries. What you'll do Design, build, and optimize high-performance … Back End systems in Python and FastAPI Develop and maintain Back End systems that handle large volumes of Real Time data Write clean, testable, and maintainable code following best practices Contribute to system architecture decisions and help shape the technical roadmap Take ownership of projects ...

Senior Full Stack Engineer

Hiring Organisation
Space Executive
Location
City of London, London, United Kingdom
system performance, reliability, and observability across a distributed environment • Contributing to a modern DevOps culture with CI/CD, automated testing, and infrastructure as code Tech stack: React, Node.js (Nest.js), Python/FastAPI, AWS (ECS), PostgreSQL, Kafka, Terraform, GitHub CI/CD Testing: Jest, Cypress, Pact, Pytest What they … Node.js and React • Solid understanding of API design, event-driven systems, and contract testing • Experience working in fast-paced, ambiguous environments • Passion for automation, clean code, and solving real customer problems Why join? • End-to-end ownership of impactful features and systems • Work on a cutting-edge platform ...

Software Engineer

Hiring Organisation
OAL Group
Location
Peterborough, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£60,000
Peterborough base, deploy them at customer sites and support them once they are running. This is not a pure desk role. You will write code, but you will also travel to factories to commission what you have built, support field engineers remotely, and pick up customer support tickets … need food manufacturing experience. If you are strong in some areas and willing to learn the rest, that works. What matters is clean code and taking responsibility for what you deliver. What we expect, and what you get You own the quality of what you deliver. The work ...

Senior Development Engineer

Hiring Organisation
Akkodis
Location
Cheadle, England, United Kingdom
Package and deploy applications using containers (Docker, Podman, Kubernetes) and understand orchestration concepts. Apply high-integrity coding practices including unit testing, static analysis, and clean code principles. Perform Software FMEA to identify, evaluate, and mitigate potential failure modes. Produce and maintain technical documentation across the software lifecycle. Support ...

Technical Lead

Hiring Organisation
Yorkshire Water
Location
Bradford, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
million people living in the region and the millions of people who visit our region each year, can rely on our services, and have clean and safe drinking water on tap and that their wastewater is taken away. But for us, its so much more than this. We look … loves building great software with older and modern C# .NET Core technology stacks. If you get a kick out of turning tricky problems into clean, reliable solutions youll fit right in. Where you fit in: As our Technical Lead you will: Act as Technical Lead on large or complex ...

Shopify Developer

Hiring Organisation
Halian Technology Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
disruptors. Youll play a key role in translating design and UX requirements into responsive, high-quality Shopify themes and features balancing performance, scalability, and clean code standards. Key Responsibilities Develop, customise, and maintain Shopify and Shopify Plus storefronts Build custom themes using Liquid, HTML, CSS/SCSS … Lighthouse, GTmetrix) Understanding of CRO principles Exposure to Klaviyo, GA4, or other eCommerce marketing tools What Were Looking For Strong attention to detail and clean coding standards Proactive problem solver with a growth mindset Comfortable working in a fast-paced agency environment Excellent communication skills (written and verbal) Ability ...

Data Engineering Lead

Hiring Organisation
Novatus Global
Location
City of London, London, United Kingdom
Data Engineers whilst remaining hands-on with delivery and architecture. You'll be providing technical leadership and mentorship to your team, and writing clean, maintainable, and well-tested code. You will be accountable for our configuration-driven data platform in Databricks, enabling non-engineers to define regulatory logic … environments. Able to write and optimize complex SQL queries on large data sets. Strong data modeling and warehouse design fundamentals. Strong software engineering fundamentals (clean code, automated testing, CI/CD, observability) Experience with modern cloud data platforms and orchestration tools. Ability to translate complex regulatory requirements into ...

Artificial Intelligence Engineer

Hiring Organisation
Deloitte
Location
Greater London, England, United Kingdom
across the team to build and deliver high-impact solutions. Essential Skills and Experience Expert-level Python programming skills; strong advocate for PEP8 compliance, clean code, unit testing, and version control (Git, Unix, pytest). Experience retrieving data from structured, unstructured and web sources (Selenium/PlayWright, Pandas … Deliverables: Responsibilities but not limited to: Design and develop reusable, production-ready Python components for AI applications. Translate experimental and proof-of-concept Python code into robust, production-ready applications for seamless integration with engineering and product teams. Write high-quality, well-documented, and testable Python code, ensuring ...

Trainee Website Designer

Hiring Organisation
Netcom Training and Solutions
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£30,000
this is your way in. The digital sector is booming and companies in the West Midlands are actively hunting for people who can write clean code and build stunning, user-friendly websites. Netcom Trainings fully-funded NCFE Level 3 Certificate in Web Design is a fast-track, practical … route into a Front-End Developer career. We don't just teach theory. You will learn how to write real code from the ground up, using professional tools and code editors to build responsive web pages. Because this cohort runs in the evenings, you can upskill and build ...

Senior Backend Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 - 100,000 Annual
engineering team working on customer-facing, mission-critical systems at scale. The emphasis is on strong software engineering fundamentals rather than framework-driven development - clean code, thoughtful design, and pragmatic problem-solving matter far more than ticking boxes on a tech stack. As a Senior Backend Developer … databases, and distributed systems Strong problem-solving skills and a pragmatic approach to debugging and refactoring Experience working with version control, testing practices, and code reviews Product-minded - able to think beyond the code and understand real user impact Experience working in fast-paced environments with evolving requirements ...

Technical Lead Full Stack Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£90000 - £100000/annum Benefits
hands-on leadership role. You'll be involved from early design through to production deployment, working in a modern cloud environment, where code ships to live environments daily. Tech Environment You'll work with a modern stack including: TypeScript, JavaScript Microservices Architecture Redis, SQL Server & Snowflake AWS cloud infrastructure … years' commercial TypeScript experience Strong Node.js expertise Proven background in system design and scalable architectures Experience building and operating large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable systems) Experience working within mature CI/CD environments Strong commercial awareness when designing solutions Confident ...

Artificial Intelligence Engineer

Hiring Organisation
Onsera Health
Location
City of London, London, United Kingdom
building with LLMs (prompt engineering, RAG, function calling, agent frameworks) • Experience with agent orchestration frameworks (e.g., LangGraph) • Strong software engineering fundamentals such as writing clean code, version control, testing • Excellent communication skills and comfort working in fast-paced, cross-functional teams Preferred qualifications • Experience building voice ...

Forward Deployed Engineer

Hiring Organisation
Novatus Global
Location
City of London, London, United Kingdom
with business analysts, implementation managers and client technical teams to understand client data and reporting requirements. Required Experience: Strong software engineering fundamentals including OOP, clean code, automated testing, CI/CD and observability. Fluent in python and the python data ecosystem (e.g. pandas). Experience building large ...

Software Quality Engineering Lead

Hiring Organisation
P. Moe Talent Collective
Location
Uxbridge, England, United Kingdom
automation role, with a track record of implementing strategies from scratch in a SaaS. Technical Excellence: Strong programming skills with the ability to write clean, maintainable test code. Tooling Expertise: Hands-on experience with automation frameworks and API testing (Postman, RestSharp, or equivalent). DevOps Integration: A solid understanding ...

Senior Android Developer

Hiring Organisation
Adecco
Location
South West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Permanent role Ready to build Android apps used by millions? Want to work in a modern engineering culture that values clean code, collaboration, experimentation, and real autonomy? If you enjoy solving meaningful problems, shipping high-quality mobile experiences, and working alongside people who genuinely care about craft … design, build, deploy, observe, iterate. They are an AI-enabled engineering organisation, using tools like GitHub Copilot and ChatGPT to accelerate delivery and raise code quality. If you're excited about blending great engineering with smart AI tooling, this is a place to thrive. What you'll be doing ...

Back End Developer

Hiring Organisation
Lorien
Location
Leeds, England, United Kingdom
Technical Leadership Design and build Java microservices using modern Java and Spring Framework Architect scalable, fault-tolerant, high-performance systems Lead initiatives to improve code quality, reduce technical debt, and enhance CI/CD pipelines Promote functional programming and internal open-source practices Mentor junior and mid-level developers … culture of growth and excellence Facilitate team debugging and problem-solving sessions Strategic Impact Influence architecture and technical direction across the team Write clean, maintainable code that supports long-term scalability and team contributions Define and uphold development standards and best practices Lead and participate in production support ...

Lead PySpark Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£281 - £292/day 388
pipelines and Data Marts using PySpark, EMR, and Glue. Legacy Modernisation: Architect the conversion of SAS Base/Macros into modular, testable Python code using SAS2PY and manual refactoring. Performance Tuning: Optimise Spark execution (partitioning, shuffling, caching) to ensure cost-efficient processing of massive financial datasets. Quality & Governance: Implement … rigorous CI/CD, unit testing, and data reconciliation frameworks to ensure "penny-perfect" accuracy. Technical Stack Engine: PySpark (Expert), Python (Clean Code/SOLID principles). AWS: EMR, Glue, S3, Athena, IAM, Lambda. Data Modeling: SCD Type 2, Fact/Dimension tables, Data Vault/Star Schema. ...

Lead PySpark Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£281 - £292 per day
pipelines and Data Marts using PySpark, EMR, and Glue. Legacy Modernisation: Architect the conversion of SAS Base/Macros into modular, testable Python code using SAS2PY and manual refactoring. Performance Tuning: Optimise Spark execution (partitioning, shuffling, caching) to ensure cost-efficient processing of massive financial datasets. Quality & Governance: Implement … rigorous CI/CD, unit testing, and data reconciliation frameworks to ensure "penny-perfect" accuracy. Technical Stack Engine: PySpark (Expert), Python (Clean Code/SOLID principles). AWS: EMR, Glue, S3, Athena, IAM, Lambda. Data Modeling: SCD Type 2, Fact/Dimension tables, Data Vault/Star Schema. ...

Senior Java Software Engineer - Build the Future of Banking

Hiring Organisation
Morson Edge
Location
City of London, London, United Kingdom
Employment Type
Permanent
full software development lifecycle Collaborating with engineering, UI/UX, and transformation teams to deliver solutions that matter Translating complex business challenges into clean, efficient, and maintainable code Championing modern engineering practices, design patterns, and architectural excellence Contributing to a high-performing Agile environment (Scrum/Kanban) Writing ...

Senior Software Engineer (Full Stack)

Hiring Organisation
Perch Group
Location
Manchester Area, United Kingdom
also contributing to the UI/UX and full stack component of our modernisation journey . You will help shape our future architecture, improve code quality, refactor legacy components , and build modern frontend experiences . This is a hands-on role with a clear progression path to Tech Lead … front‐end framework (eg React). Implement public facing websites using a Content Management System (CMS) and integrate with our back-end systems. Implement clean, maintainable code using SOLID principles and design patterns Collaborate with architecture and product teams to deliver high-quality software at pace Refactor ...

Senior Backend Engineer

Hiring Organisation
Connect-AI
Location
City of London, London, United Kingdom
features and systems end-to-end — from architecture through to production Improving API design, reliability, and performance Strengthening testing practices (unit + integration) and code quality Working on data & integration workflows (APIs, webhooks, pipelines) Enhancing observability, logging, and production stability Collaborating closely with Product and a hands-on Lead … systems with Node.js/TypeScript Solid understanding of API design and scalable systems Experience with Postgres (or similar relational DBs) Someone who cares about clean code, testing, and maintainability Comfortable owning work and making pragmatic technical decisions Nice to have (not essential) Experience with frameworks like Express, NestJS ...

C# Software Engineer X 3

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£60,000
into effective technical implementations Play an active role in shaping system design and influencing the future technical roadmap Promote high standards across development, including clean code, thorough testing, and clear documentation Conduct peer reviews, troubleshoot complex issues, and proactively address legacy or inefficient code Provide guidance ...

Java Fullstack Developer

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Looking For Strong problem-solving abilities Excellent communication skills A collaborative, team-oriented mindset High attention to detail A genuine passion for writing clean, maintainable, high-quality code Why Join Us? Hybrid working model (2 days onsite in Manchester) Opportunity to work on modern, scalable systems Collaborative ...

Senior Desktop Software Engineer

Hiring Organisation
ZENOVO LTD
Location
Swadlincote, Derbyshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£70,000
application architecture using C# (.NET) and WPF (MVVM pattern) Develop high-performance, real-time software systems with a focus on responsiveness and reliability Implement clean, maintainable code following SOLID principles and Clean Architecture Apply common design patterns (MVVM, Factory, Observer, Strategy, Decorator, Dependency Injection) Desktop & Backend Functionality … memory and network performance Use tools such as Visual Studio Profiler, dotTrace, dotMemory and Wireshark Implement unit testing (xUnit/NUnit), TDD practices and code coverage Participate in code reviews and collaborative development workflows using Git Work in a trunk-based development environment with semantic versioning Skills & Experience ...

Java Developer

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£850 - £900 per day
data processing architectures Working with large and complex datasets, ensuring performance and efficiency Contributing to system design, including microservices and event-driven architectures Writing clean, maintainable code aligned to best engineering practices Applying Test-Driven Development (TDD) and ensuring code quality Identifying and resolving performance bottlenecks Required ...