101 to 125 of 1,164 Permanent Clean Code Jobs

using OAuth and modern security patterns Create well-documented APIs using OpenAPI/Swagger standards Contribute to building and maintaining a developer portal for API consumers Quality & Operations Write clean, maintainable, well-tested code with comprehensive documentation Implement logging, monitoring, and error handling for production APIs Optimize API performance and query efficiency Configure CI/CD pipelines for … automated testing and deployment Ensure compliance with security requirements Participate in code reviews and contribute to team standards Collaboration & Growth Work with AI platform teams to understand requirements and consumption patterns Collaborate with product engineering teams to expose functionality through consistent APIs Learn from senior engineers and contribute to architectural discussions Support third-party integrations and developer experience improvements … build. Proactive Attitude: You see opportunities to improve and aren't deterred by challenges. You bring positive energy and a can-do attitude. Quality Focused : You care about writing clean code, good tests, and building maintainable systems. Benefits What will you get? Competitive salary Performance based bonus 25 days annual leave Health Insurance Company pension Company events free More ❯

have a good understanding of modern frontend and backend technologies * Cloud-based development in either AWS or Azure * Unit testing (PHPUnit/pest) * Be able to produce and document clean code * CSS frameworks (TailwindCSS/Bootstrap) and in-depth experience with SCSS/SASS * Version Control (Github/bitbucket) * Experience working with RESTful APIs and integrating backend services … Laravel queues, authentication, task scheduling, mail integration, artisan and the best security practices within the web and Laravel ecosystem * NoSQL databases * Github profile with working samples of previously produced code * Docker * Laravel Livewire/Inertia * DevOps * Experience with security, form validation, XSS prevention, database security, session management, input validation and other OWASP guidelines You will be able to be More ❯

the design and development of scalable applications and ServiceNow solutions. Collaborate with stakeholders to define technical requirements and architectural decisions. Guide and mentor development teams, fostering best practices in clean code, design patterns, and secure coding. Perform code reviews and provide constructive feedback to ensure quality and consistency. Drive DevOps practices such as CI/CD, automated More ❯

Hybrid Our client is a forward-thinking global firm thats redefining the future of finance through technology. They are looking for a Front-End React Engineer whos passionate about clean design, performance, and scalability, someone who thrives on combining creativity with technical precision. The Opportunity Youll join a dynamic development team, responsible for building the tools, platforms, and applications … to become fully cloud-native (AWS), using React for front-end development and Python for backend services. Youll be working in a culture that values craftsmanship, test-driven development, clean code, and collaboration through pair programming and code reviews. What Youll Do Build dynamic front-end applications and UI components using React, TypeScript, and modern libraries. Collaborate … with UX and product teams to refine user journeys and ensure intuitive design. Deliver scalable and testable code within a cloud-native architecture. Partner with portfolio managers, researchers, and analysts to translate complex needs into smart technical solutions. London City, hybrid working model with 3 days per week in the office. Highly competitive package + bonus + benefits What More ❯

client is a forward-thinking global firm that’s redefining the future of finance through technology. They are looking for a Front-End React Engineer who’s passionate about clean design, performance, and scalability, someone who thrives on combining creativity with technical precision. The Opportunity You’ll join a dynamic development team, responsible for building the tools, platforms, and … become fully cloud-native (AWS), using React for front-end development and Python for backend services. You’ll be working in a culture that values craftsmanship, test-driven development, clean code, and collaboration through pair programming and code reviews. What You’ll Do Build dynamic front-end applications and UI components using React, TypeScript, and modern libraries. … Collaborate with UX and product teams to refine user journeys and ensure intuitive design. Deliver scalable and testable code within a cloud-native architecture. Partner with portfolio managers, researchers, and analysts to translate complex needs into smart technical solutions. 📍London City, hybrid working model with 3 days per week in the office. 💷Highly competitive package + bonus + benefits More ❯

client is a forward-thinking global firm that’s redefining the future of finance through technology. They are looking for a Front-End React Engineer who’s passionate about clean design, performance, and scalability, someone who thrives on combining creativity with technical precision. The Opportunity You’ll join a dynamic development team, responsible for building the tools, platforms, and … become fully cloud-native (AWS), using React for front-end development and Python for backend services. You’ll be working in a culture that values craftsmanship, test-driven development, clean code, and collaboration through pair programming and code reviews. What You’ll Do Build dynamic front-end applications and UI components using React, TypeScript, and modern libraries. … Collaborate with UX and product teams to refine user journeys and ensure intuitive design. Deliver scalable and testable code within a cloud-native architecture. Partner with portfolio managers, researchers, and analysts to translate complex needs into smart technical solutions. 📍London City, hybrid working model with 3 days per week in the office. 💷Highly competitive package + bonus + benefits More ❯

client is a forward-thinking global firm that’s redefining the future of finance through technology. They are looking for a Front-End React Engineer who’s passionate about clean design, performance, and scalability, someone who thrives on combining creativity with technical precision. The Opportunity You’ll join a dynamic development team, responsible for building the tools, platforms, and … become fully cloud-native (AWS), using React for front-end development and Python for backend services. You’ll be working in a culture that values craftsmanship, test-driven development, clean code, and collaboration through pair programming and code reviews. What You’ll Do Build dynamic front-end applications and UI components using React, TypeScript, and modern libraries. … Collaborate with UX and product teams to refine user journeys and ensure intuitive design. Deliver scalable and testable code within a cloud-native architecture. Partner with portfolio managers, researchers, and analysts to translate complex needs into smart technical solutions. 📍London City, hybrid working model with 3 days per week in the office. 💷Highly competitive package + bonus + benefits More ❯

ability to work independently and drive projects forward The Right Attitude • Flexibility and pragmatism • Open to cross-training and new approaches • Someone who brings solutions, not just follows instructions • Clean code advocate who thinks about the full team's ability to access and maintain what you build Technical environment: C#, .Net Core, Blazor, HTML, CSS and JavaScript, React More ❯

development experience with object-oriented languages (Ruby, PHP, Java, C#, etc.). Experience mentoring or leading developers or ready to take the next step into leadership . Passion for clean code , collaboration, and continuous improvement. Comfort with agile practices pair programming, code reviews, automated testing. Curiosity and a growth mindset keen to learn new tools & technologies. What More ❯

development experience with object-oriented languages (Ruby, PHP, Java, C#, etc.). Experience mentoring or leading developers or ready to take the next step into leadership . Passion for clean code , collaboration, and continuous improvement. Comfort with agile practices pair programming, code reviews, automated testing. Curiosity and a growth mindset keen to learn new tools & technologies. What More ❯

systems, helping maintain and enhance our existing solutions while contributing to new product development initiatives. You’ll be part of a collaborative, Agile environment where innovation, best practices, and clean architecture principles are at the heart of everything we do. Why Join Us? Fully remote role with flexible working options Personal development plans, including a professional development/training … testing. Participate in the full Software Development Lifecycle (SDLC) – from planning and design to delivery and support. Build responsive user interfaces using HTML5, CSS3, JavaScript, and Telerik UI. Write clean, maintainable, and testable code following SOLID, KISS, DRY, and YAGNI principles. Troubleshoot and resolve software issues, ensuring our systems are robust and reliable. Mentor junior developers and actively … that require developer input. This work will be paid. Essential Technical Skills Proficiency in C#, .NET, ASP.NET (Web Forms & MVC), and Blazor (WASM/Hybrid) Strong understanding of CQRS, Clean Architecture, and Microservices design Hands-on experience with Docker, Kubernetes, SQL Server, Web APIs, and Entity Framework Front-end experience with HTML, CSS, JavaScript/jQuery, and Telerik UI More ❯

Take ownership of the design, build, and delivery of sophisticated back-end systems using Python and frameworks such as FastAPI, Django, or Flask. Apply solid software engineering principles, from clean code and error handling to data modelling and object-oriented design. Collaborate closely with front-end teams working with React, Vue.js, or vanilla JS, ensuring smooth integration between … Build and manage cloud-native applications using AWS services, employing Terraform for provisioning and automation. Contribute to DevOps practices, including Docker containerisation and serverless deployments. Provide technical leadership: support code reviews, maintain development standards, and mentor junior engineers. Implement automated testing strategies, including unit and API test coverage, to maintain high-quality releases. What You'll Bring 5+ years … experience delivering production-grade software in Python. A strong understanding of modern web frameworks, database design, and API development. Practical experience with cloud infrastructure (AWS preferred) and infrastructure as code tools such as Terraform. Hands-on experience with containerisation and microservices. Familiarity with continuous integration and delivery pipelines and Agile delivery environments. Ability to analyse complex technical problems, identify More ❯

Take ownership of the design, build, and delivery of sophisticated back-end systems using Python and frameworks such as FastAPI, Django, or Flask. Apply solid software engineering principles, from clean code and error handling to data modelling and object-oriented design. Collaborate closely with front-end teams working with React, Vue.js, or vanilla JS, ensuring smooth integration between … Build and manage cloud-native applications using AWS services, employing Terraform for provisioning and automation. Contribute to DevOps practices, including Docker containerisation and serverless deployments. Provide technical leadership: support code reviews, maintain development standards, and mentor junior engineers. Implement automated testing strategies, including unit and API test coverage, to maintain high-quality releases. What You'll Bring 5+ years … experience delivering production-grade software in Python. A strong understanding of modern web frameworks, database design, and API development. Practical experience with cloud infrastructure (AWS preferred) and infrastructure as code tools such as Terraform. Hands-on experience with containerisation and microservices. Familiarity with continuous integration and delivery pipelines and Agile delivery environments. Ability to analyse complex technical problems, identify More ❯

Vue, or Blazor Integrate LLMs and GenAI features into core product experiences Lead technical decision-making and mentor engineers within your squad Ensure best practices across testing, observability, and code quality What Were Looking For Proven experience delivering AI/ML-powered production systems (not prototypes) Strong full-stack capability C# .NET + modern JavaScript frameworks Solid understanding of … REST APIs, cloud platforms (Azure/AWS/GCP), and agile delivery A passion for clean code, scalability, and technical excellence Nice to Have Experience with RAG systems, multi-agent AI, or Langfuse/LiteLLM Python proficiency for AI/ML integration Familiarity with MLOps and cost optimisation for AI systems Background in B2B SaaS or financial software More ❯

Vue, or Blazor Integrate LLMs and GenAI features into core product experiences Lead technical decision-making and mentor engineers within your squad Ensure best practices across testing, observability, and code quality What We’re Looking For Proven experience delivering AI/ML-powered production systems (not prototypes) Strong full-stack capability – C# .NET + modern JavaScript frameworks Solid understanding … of REST APIs, cloud platforms (Azure/AWS/GCP), and agile delivery A passion for clean code, scalability, and technical excellence Nice to Have Experience with RAG systems, multi-agent AI, or Langfuse/LiteLLM Python proficiency for AI/ML integration Familiarity with MLOps and cost optimisation for AI systems Background in B2B SaaS or financial More ❯

you're not just writing code. You're architecting the future of software solutions. You'll drive excellence in every aspect, from design through to maintaining a high-quality code base, collaborating with like-minded Java Engineers to shape innovative solutions, and coaching and mentoring across teams to tackle complex business challenges head-on. Work that matters. What you … in SQL databases Solid understanding of microservices, REST APIs, and cloud platforms Azure Experience with Agile methodologies (SCRUM), test-driven development (TDD), and CI/CD pipelines. Knowledge of clean code principles, SOLID, and software design patterns. Familiarity with containerisation tools (Docker) is a plus. Strong problem-solving skills and a proactive, team-oriented mindset. Benefits to support More ❯

you're not just writing code. You're architecting the future of software solutions. You'll drive excellence in every aspect, from design through to maintaining a high-quality code base, collaborating with like-minded Java Engineers to shape innovative solutions, and coaching and mentoring across teams to tackle complex business challenges head-on. Work that matters. What you … in SQL databases Solid understanding of microservices, REST APIs, and cloud platforms Azure Experience with Agile methodologies (SCRUM), test-driven development (TDD), and CI/CD pipelines. Knowledge of clean code principles, SOLID, and software design patterns. Familiarity with containerisation tools (Docker) is a plus. Strong problem-solving skills and a proactive, team-oriented mindset. Benefits to support More ❯

you're not just writing code. You're architecting the future of software solutions. You'll drive excellence in every aspect, from design through to maintaining a high-quality code base, collaborating with like-minded Java Engineers to shape innovative solutions, and coaching and mentoring across teams to tackle complex business challenges head-on. Work that matters. What you … in SQL databases Solid understanding of microservices, REST APIs, and cloud platforms Azure Experience with Agile methodologies (SCRUM), test-driven development (TDD), and CI/CD pipelines. Knowledge of clean code principles, SOLID, and software design patterns. Familiarity with containerisation tools (Docker) is a plus. Strong problem-solving skills and a proactive, team-oriented mindset. Benefits to support More ❯

you're not just writing code. You're architecting the future of software solutions. You'll drive excellence in every aspect, from design through to maintaining a high-quality code base, collaborating with like-minded Java Engineers to shape innovative solutions, and coaching and mentoring across teams to tackle complex business challenges head-on. Work that matters. What you … in SQL databases Solid understanding of microservices, REST APIs, and cloud platforms Azure Experience with Agile methodologies (SCRUM), test-driven development (TDD), and CI/CD pipelines. Knowledge of clean code principles, SOLID, and software design patterns. Familiarity with containerisation tools (Docker) is a plus. Strong problem-solving skills and a proactive, team-oriented mindset. Benefits to support More ❯

for key features, designing robust, scalable systems and contributing to the technical roadmap to influence the future direction of the product. Engineering Excellence & Quality: Champion best practices by writing clean, efficient code, leading rigorous code reviews, and implementing comprehensive automated testing to ensure high-quality, performant solutions. Mentorship & Team Growth: Lead and mentor other engineers, fostering a … successful Senior Software Engineer at OVO if you Professional Experience: Significant hands-on experience developing software in an agile environment, with a proven track record of delivering high-quality, clean code. Backend & Architecture: Expertise in designing and building scalable microservices-based architectures using languages like Node.js, Python, and TypeScript. Cloud & DevOps: Hands-on experience with cloud platforms (GCP, AWS More ❯

for key features, designing robust, scalable systems and contributing to the technical roadmap to influence the future direction of the product. Engineering Excellence & Quality: Champion best practices by writing clean, efficient code, leading rigorous code reviews, and implementing comprehensive automated testing to ensure high-quality, performant solutions. Mentorship & Team Growth: Lead and mentor other engineers, fostering a … successful Senior Software Engineer at OVO if you Professional Experience: Significant hands-on experience developing software in an agile environment, with a proven track record of delivering high-quality, clean code. Backend & Architecture: Expertise in designing and building scalable microservices-based architectures using languages like Node.js, Python, and TypeScript. Cloud & DevOps: Hands-on experience with cloud platforms (GCP, AWS More ❯

CD and API integration Ability to mentor and collaborate effectively within a team Desirable Extras: Experience with Docker and backend API development Exposure to continuous delivery environments Passion for clean code and modern development practices If you're ready to take the next step in your career and work on projects that truly make a difference, please send More ❯

CD pipelines and modern DevOps tooling (GitHub Actions, TeamCity, Jenkins, or Azure DevOps) Strong leadership skills with experience mentoring engineers and influencing cross-functional teams Commitment to engineering quality, clean code, and continuous improvement Nice to Have Experience leading or scaling engineering teams within a SaaS or cloud-first environment Hands-on experience with Docker and Kubernetes Familiarity More ❯

product management, UX/UI, DevOps, and QA, to ensure software meets business requirements. Implement and optimise CI/CD pipelines to enhance development efficiency and software quality. Conduct code reviews, providing constructive feedback to enhance team performance and code quality. Troubleshoot and resolve technical issues, ensuring software operates smoothly and efficiently. Stay current with industry trends and … senior engineering role, guiding teams to successful delivery. Proficiency in multiple programming languages Experience in central government advantageous Experience in a consulting environment Skills Software Development Expertise in writing clean, maintainable code and optimising software for performance and scalability. Ability to design and implement software that meets business and technical requirements. Ensure all key business logic is covered … by tests. Code Quality and Testing Proficient in automated testing frameworks and ensuring software is reliable and bug-free. Experience conducting code reviews and maintaining high coding standards within the team. Collaboration and Communication Effective at working with cross-functional teams to deliver project objectives. Strong skills in communicating technical concepts to diverse stakeholders, ensuring understanding and alignment. More ❯

deployment Act as a key technical point of contact for design, architecture, and implementation Collaborate with cross-functional teams to solve technical and business challenges Contribute ideas, participate in code reviews, and support continuous improvement Essential Skills and Experience Extensive commercial experience with Java. Strong frontend development skills using React and TypeScript Familiarity with AWS and building cloud-native … applications Understanding of RESTful APIs, Git, and clean code practices A self-driven, proactive attitude with strong communication skills Ability to take ownership, work independently, and guide others where needed Desirable Skills Degree-educated, ideally in Computer Science or a related technical discipline Exposure to regulated sectors such as financial services, insurance, or energy Knowledge of CI/ More ❯