351 to 375 of 619 Permanent Clean Code Jobs

Software Engineer, Menu Systems (Remote - NI)

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
development decisions with growing independence. Handle small-to-medium features independently and begin taking ownership of moderately complex tasks with some guidance. Write clean, maintainable code and actively participate in peer code reviews, providing constructive feedback and adhering to coding standards. Collaborate closely with Product to refine … when possible. Engage in continuous learning and self-improvement by exploring new technologies and best practices relevant to the team's work. Use Claude Code and GitHub Copilot extensively as part of your daily workflow, and grow your skills through hands‐on AI training designed to help you become ...

Senior Mobile Engineer, iOS or Android (Relocation to Melbourne)

Hiring Organisation
Airwallex
Location
London, United Kingdom
Salary
£ 80 K
development: contribute to team processes, product decisions, and broader engineering strategy as we scale globally.Be a hands-on technical leader who takes pride in clean, testable code and actively supports continuous improvement across the mobile stack.Who you areWe’re looking for people who meet the minimum qualifications … Science, Engineering, or a related fieldProven experience shipping one or more production apps, ideally available in the App Store or Google PlayStrong focus on code quality—writes testable code with high test coverageExperience maintaining CI/CD pipelines (e.g. GitHub Actions, Bitrise)Preferred Qualifications:Experience with modern Android ...

Full Stack Software Developer

Hiring Organisation
Bulb Resourcing
Location
Bath, Somerset, South West, United Kingdom
Employment Type
Permanent
Salary
£60,000
Developer to join an innovative, self-managing technology firm. Working within an agile environment, you will participate in pair programming, architectural decisions, and peer code reviews. If you are passionate about creating high-impact software that makes a real difference to end users and thrive in a flat team … within a flat, agile team using the Scrum framework to deliver high-quality software. Engage actively in pair programming, whiteboarding, architectural design, and peer code reviews. Collaborate with product owners, account management, and operations teams to refine sprint backlog items and ensure application stability. Take a proactive, shared-responsibility ...

Software Engineer – Core Marketing Platforms

Hiring Organisation
Jobleads-UK
Location
City of Edinburgh, Scotland, United Kingdom
modern microservices and event-driven architecture, buildingMartechsolutions enhanced by AI to drive customer engagement and retention. Make existing systems simpler (e.g.byconsolidatingredundant systems,deletingunnecessary code, or removing/updating out of date documentation). Solvewell-definedproblems independently, knowing when to seek input or guidance from the wider team Translate technicaldesignsinto … clean, well—tested code usingappropriate technologiesand current software engineering best practices, delivered on schedule. Write secure, stable, testable, maintainable code with minimal defects Contribute to team discussion on technical design,scopingandprioritisation. Collaborate effectively across the team, surfacing risks and opportunities that arise from technical decisions. Propose pragmatic ...

Senior Data Engineer

Hiring Organisation
Publicis Media
Location
London, United Kingdom
Salary
£ 70 K
technical direction and architecture of the Data Foundation Platform within OneSuite.This is a hands-on engineering role — you’ll contribute directly to production code, build pipelines, and review implementations while shaping the long-term data platform architecture.You’ll operate as the technical authority for DFP — guiding design patterns, ensuring … code quality, and solving complex problems in distributed data systems.You’ll collaborate closely with peer charters to ensure the data foundation remains reliable, scalable, and production-ready.ResponsibilitiesData Platform ArchitectureLead the hands-on design, coding, and evolution of DFP’s cloud-native data architecture (AWS/GCP/Snowflake).Architect ...

AI Engineer

Hiring Organisation
Jobleads-UK
Location
Leeds, England, United Kingdom
with Abstract Customer Engagement and clients to understand business challenges and translate them into AI-driven solutions. Work with client data teams to ingest, clean, and prepare data for modeling. Build and integrate AI solutions using Azure AI Foundry, OneReach.ai, LangChain or similar orchestration frameworks for conversational AI. Design … experimentation, deployment, and monitoring. Ship AI models into live production environments and iterate rapidly based on usage, feedback, and metric-driven insights. Write clean, testable, and scalable code in .NET or Python and integrate with backend services. Stay up-to-date with the latest AI research and tools ...

Senior Python Engineer

Hiring Organisation
Method-Resourcing
Location
Watford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
systems Breaking down and modernising legacy applications into distributed services Working on systems processing millions of events every day with high availability requirements Writing clean, well-tested, maintainable code following engineering best practice Participating in architecture discussions and technical design Mentoring engineers through code reviews and technical ...

Senior React Native Mobile App Developer

Hiring Organisation
Future plc
Location
United Kingdom
Salary
£ 60 K
informed choices every day. We’re building world-class mobile experiences that delight our users and drive real business impact. Our team thrives on clean, scalable code, pragmatic problem solving, and continuous learning. We’re now looking for a Senior React Native Engineer to take a leading role … Android platform differences, native modules, and device compatibilityStrong testing background using Jest, React Native Testing Library, test-driven development, and maintaining high code coverage Proven debugging skills with React Native profiling tools, Sentry crash reporting, and performance optimisation techniquesREST API integration expertise using Axios, authentication handling, error management ...

Senior Software Engineer

Hiring Organisation
Oscar
Location
London, United Kingdom
Salary
£ 80 K
Mono, coroutines, backpressure); schema/type thinking (OpenAPI, Avro, Protobuf, or similar); event-driven architecture awareness (Kafka or RabbitMQ a plus); strong testing habits; clean, pragmatic code; curiosity and adaptability; full-stack willingness (Angular, React, Vue, or similar); active use of AI-assisted coding tools; strong written English ...

Data Scientist - Workday Products

Hiring Organisation
Hackajob Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
Salary
£55,000
principles, with an ability to apply these to derive insights from data under guidance. Working knowledge of Python programming, with an interest in writing clean, efficient code for AI/ML solutions. Hands-on experience, through study, internships, or personal projects, with machine learning frameworks (e.g., Scikit-learn ...

Front-end Software Engineer III

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or breakdown technical problemsCreates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systemsLeverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery … speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team effectiveness. Applies knowledge of tools within the Software Development Life Cycle toolchain, including ...

Software Engineer - Affiliate Operations

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
scale. Own You'll take ownership of the systems you build, from design through to production. You'll contribute to technical decisions, participate in code reviews, and help ensure high standards of quality, reliability, and maintainability across the platform. Within your first 3 months, you will … building production web applications using Python and Django, with a solid understanding of software engineering principles and modern backend development. Quality Mindset: You write clean, maintainable, well-tested code and understand the value of automated testing, continuous integration, and long-term maintainability. You're comfortable improving existing systems ...

Senior iOS Engineer

Hiring Organisation
SumUp
Location
London, United Kingdom
Salary
£ 80 K
doBuild and ship features across key consumer banking product areas—including KYC flows, card management, savings, open banking consent, and payment experiences.Write clean, testable Swift code and participate actively in code reviews to uphold high engineering standards across the codebase.Contribute to and evolve the iOS app architecture … things that feel great to use.Ability to understand a large problem, design a solution, break it into deliverable chunks, and ship it independently.Passion for clean, maintainable, and testable code and a genuine pride in your craft.Mature, business-minded approach—balancing high-quality engineering with pragmatism in a fast ...

.NET Developer

Hiring Organisation
Tech 4
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
troubleshooting defects, performance issues and production incidents. Contribute to technical design decisions, ensuring solutions are secure, supportable and aligned to good engineering practice. Write clean, maintainable code and follow agreed standards for version control, testing, deployment and documentation. Participate in code reviews, peer support and knowledge sharing ...

Net Developer

Hiring Organisation
Tech4 Ltd
Location
SO1 0AB, Southampton, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum + excellent benefits
troubleshooting defects, performance issues and production incidents. Contribute to technical design decisions, ensuring solutions are secure, supportable and aligned to good engineering practice. Write clean, maintainable code and follow agreed standards for version control, testing, deployment and documentation. Participate in code reviews, peer support and knowledge sharing ...

Senior Android Developer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
ensuring it delivers a pixel-perfect, performant, and luxury-aligned experience for customers. You will be a high-performing developer who thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team. Skills and Experience * Strong proficiency in Kotlin and Android … understanding of Jetpack libraries, Compose and modern Android architecture components. * Kotlin Multiplatform (KMM, KMP) * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture). * Familiarity with Android Studio, GitHub, mobile CI/CD tools, automated testing frameworks and the Play store deployment process. * Proven experience delivering ...

Senior Platform Engineer / DevOps

Hiring Organisation
io.tt
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
Engineer and help build, run and evolve the cloud infrastructure that everything else depends on. Our platform runs on AWS, with infrastructure defined as code in Pulumi (TypeScript). You will work across our AWS estate, covering compute, networking, databases and CI/CD. That means extending our Pulumi … observability and resilience of our services. This is a hands-on engineering role, so expect to spend most of your time writing infrastructure code and automation. You will partner closely with the Lead DevOps Engineer and the wider engineering team, who work primarily in TypeScript and make heavy ...

Senior Python Backend Software Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
seeking Senior Python Developers to join our back-end development team. This is a varied and challenging programming role. Tasks could include writing code to manage incoming data, working with AI Engineers to analyse huge data sets, or writing Restful APIs in Django to support the React front end. … ideal candidate takes pride in their work – producing clean, tested, beautiful code. Rather than give you a detailed set of requirements, we encourage engineers to take responsibility for solving the problem. There are many opportunities to innovate as you collaborate with stakeholders to design and implement new features. ...

Principal Engineer, Customer Platform Modernization

Hiring Organisation
Jobleads-UK
Location
England, United Kingdom
operations and customer experiences, collaborating with cross-functional teams to design, build and maintain scalable software. You will drive engineering excellence, mentor peers, promote clean code and automation, and influence technology and product investments. #J-18808-Ljbffr ...

Backend Engineer (Java/Spring) for Global Ecommerce

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
high performance, security, and scalable architectures across cross-border platforms. Candidates bring 3+ years in Java and Spring Boot, with a passion for clean code, open-source exploration, and strong English/Chinese communication for collaboration with global teams. #J-18808-Ljbffr ...

Software Engineer - Backend - 12 Month Maternity Cover FTC

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Java and Spring Boot. Design scalable systems and well‐defined service interfaces, demonstrating a strong understanding of modern software architecture and testing practices. Write clean, high‐quality code that is easy to test, maintain, and extend across both front‐end and back‐end services. Drive quality through excellent … requests and API calls through to service‐layer logic, data handling, and page rendering. Use AI tools and practices to enhance product features, improve code quality, and optimise engineering workflows. Build high‐performance, reliable and scalable solutions on AWS or similar public cloud infrastructure. Any experience building modern mobile ...

Senior iOS Mobile Architect - Lead Scalable Apple Apps

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
impacting millions globally. Ideal candidates will have over 6 years of mobile development experience, deep expertise in iOS and Swift, and a passion for clean code. Benefits include Apple hardware, health insurance, transportation budget, and free meals at the office. Join Air Apps in redefining resource management! #J ...

Hiring for React Native & Flutter Developers | 6 months – 1 year experience | Digittrix Infotech

Hiring Organisation
Jobleads-UK
Location
Tipton, England, United Kingdom
year) What We Expect Practical experience with React Native or Flutter Familiarity with mobile UI/UX implementation Basic understanding of API integration Clean coding practices & debugging skills Ability to collaborate and adapt Internship + project experience also considered Location: Industrial Area, Phase 1, Chandigarh Employment Type: Full‐time ...

Banking Tech Full Stack Lead Engineer (Angular/Java) - VP

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
future of finance with Citi Tech.We are a collaborative and well-established team united by high engineering standards and renowned for continuous shipment of clean rigorously tested code to production multiple times a week - a pace we only anticipate accelerating with AI adoption.We are seeking a Senior Full … design discussion within small high-autonomy squad.The ideal candidate is AI-first in mindset, quick learner and passionate for the quality and reliability of code deliverables. **Key Responsibilities*** Design and build business requirements on microservices architecture platform used by senior bankers globally Full stack implementation from Angular frontend ...

Banking Tech Full Stack Lead Engineer (Angular/Java) - VP

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
future of finance with Citi Tech.We are a collaborative and well-established team united by high engineering standards and renowned for continuous shipment of clean rigorously tested code to production multiple times a week - a pace we only anticipate accelerating with AI adoption.We are seeking a Senior Full … design discussion within small high-autonomy squad.The ideal candidate is AI-first in mindset, quick learner and passionate for the quality and reliability of code deliverables.Key Responsibilities Design and build business requirements on microservices architecture platform used by senior bankers globally Full stack implementation from Angular frontend to Java ...