501 to 525 of 825 Permanent Clean Code Jobs

Senior AI Engineer - Contract

Location
Harwell, England, United Kingdom
measured by whether it holds up in production rather than whether it demos well, and who wants to see the direct line from your code to systems people depend on, we would love to hear from you. Who We Are Founded in 2019, Oxford Dynamics is a fast-growing … takes technical ownership of the workstream and sets the direction other engineers build to. You will make systems-level design decisions, write production-grade code, and own the hard engineering that makes agentic AI reliable in demanding production environments, including secure, on-premises and offline deployments, from architecture through ...

Senior Applied AI Engineer (Defence Contractor)

Location
United Kingdom
measured by whether it holds up in production rather than whether it demos well, and who wants to see the direct line from your code to systems people depend on, we would love to hear from you. Who We Are Founded in 2019, Oxford Dynamics is a fast-growing … takes technical ownership of the workstream and sets the direction other engineers build to. You will make systems-level design decisions, write production-grade code, and own the hard engineering that makes agentic AI reliable in demanding production environments, including secure, on-premises and offline deployments, from architecture through ...

Senior Applied AI Engineer (Defence Contractor)

Location
Greater London, England, United Kingdom
measured by whether it holds up in production rather than whether it demos well, and who wants to see the direct line from your code to systems people depend on, we would love to hear from you. Who We Are Founded in 2019, Oxford Dynamics is a fast-growing … takes technical ownership of the workstream and sets the direction other engineers build to. You will make systems-level design decisions, write production-grade code, and own the hard engineering that makes agentic AI reliable in demanding production environments, including secure, on-premises and offline deployments, from architecture through ...

Lead Risk Software Engineer LDN

Location
Greater London, England, United Kingdom
work will directly support trading operations across multiple Rates Swap Derivative products and Options products . You will be responsible for developing scalable, performant code that handles large volumes of market data and complex financial calculations. This includes implementing risk metrics, PnL attribution frameworks, and data pipelines that connect … trading systems with downstream consumers. You will participate in architectural decisions, code reviews, and technical design sessions, contributing your expertise to shape the evolution of this automated platform in Rates. Required Qualifications Minimum 5 years of hands‐on Python development experience Strong preference for candidates with financial services background ...

Lead Risk Software Engineer LDN

Location
Greater London, England, United Kingdom
work will directly support trading operations across multiple Rates Swap Derivative products and Options products . You will be responsible for developing scalable, performant code that handles large volumes of market data and complex financial calculations. This includes implementing risk metrics, PnL attribution frameworks, and data pipelines that connect … trading systems with downstream consumers. You will participate in architectural decisions, code reviews, and technical design sessions, contributing your expertise to shape the evolution of this automated platform in Rates. Required Qualifications Minimum 5 years of hands-on Python development experience Strong preference for candidates with financial services background ...

Lead Risk Software Engineer LDN

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
work will directly support trading operations across multiple Rates Swap Derivative products and Options products . You will be responsible for developing scalable, performant code that handles large volumes of market data and complex financial calculations. This includes implementing risk metrics, PnL attribution frameworks, and data pipelines that connect … trading systems with downstream consumers. You will participate in architectural decisions, code reviews, and technical design sessions, contributing your expertise to shape the evolution of this automated platform in Rates. Required Qualifications Minimum 5 years of hands-on Python development experience Strong preference for candidates with financial services background ...

Global AI/ML Engineer Manager for AI-powered products

Location
Greater London, England, United Kingdom
societal leaders address major challenges and capture opportunities through strategy, technology, design, and digital ventures. Задачи: Build, coach, and mentor engineers; Contribute directly to code and architecture while developing engineering talent and setting best practices; Foster a culture of learning, experimentation, and curiosity; Champion engineering excellence, clean architecture … maintainable code across squads; Lead complex backend problem-solving in Python, especially FastAPI; Architect and support secure, scalable, and stable APIs and services integrating with LLMs and AWS; Promote DevOps practices, CI/CD pipelines, and automated quality assurance; Use AI and agentic engineering tools for rapid development while ...

Software Engineer

Location
Bracknell, England, United Kingdom
head office in Bracknell, Berkshire. Key responsibilities of the role... Software Development Lifecycle: Develop applications and features to meet customer and project requirements Write clean, maintainable code using appropriate technologies (e.g. C#, TypeScript) Contribute to design, specification, and refinement of development work Participate in testing activities to ensure … fixing and performance improvements Support the ongoing maintenance and enhancement of existing applications Contribute ideas to improve applications, processes, and overall platform capability Ensure code and solutions are aligned with internal standards and best practices Working Effectively in a Team: Participate in team ceremonies such as planning, refinement, reviews ...

Lead Software Engineer - Risk/ FORT BUS MGMT

Location
Greater London, England, United Kingdom
solutions supporting rates trading activities. Collaborate closely with quantitative analysts, traders, risk managers, product managers, and other technology teams. Develop scalable, high-performance Python code to process large volumes of market data and perform complex financial calculations. Implement risk metrics, P&L attribution frameworks, and data pipelines connecting trading … systems to downstream consumers. Participate in architectural decisions, code reviews, and technical design sessions to shape platform evolution across Rates and Equities. Gather requirements from business users and translate business needs into technical solutions; communicate technical constraints in business terms. Maintain and enhance existing and legacy applications when required. ...

Product Engineer (all levels)

Location
Greater London, England, United Kingdom
even copy as much as correctness, because you've seen a small wording change flip confusion into action. You're a pragmatic builder. Clean, practical code others can extend. You know when to abstract and when to keep it brutally simple to go fast. You'll happily delete … your own code when reality disagrees with it. You build leverage for other people. You explain complex things simply, you pair on gnarly problems, and you leave things clearer than you found them. You see a good tool that unblocks a teammate as real work, not a distraction from ...

Senior Firmware Engineer

Location
Greenford, Scotland, United Kingdom
Responsibilities Design, test and maintain embedded software for Brompton Electric products Collaborate with cross-functional teams to define, design and ship new features Write clean, scalable and efficient code Debug and resolve technical issues Participate in code reviews to maintain code quality and share knowledge with ...

Senior Software Engineer

Location
Manchester, England, United Kingdom
home policy. Main Responsibilities Building, nurturing, and levelling up our applications and automation solutions. Mentoring and supporting the development of junior team members. Delivering clean, maintainable, and elegant code. Identifying areas where we can improve our technology and processes. Contributing insights to create innovative and effective solutions to complex … working with high volumes of transactions. Previous experience in a senior position and accustomed to mentoring junior team members. Solid understanding of Infrastructure as Code (IaC) principles and familiarity with relevant tools. Proficiency in programming and scripting languages, such as Golang, Python and Typescript, essential for developing automated process ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
problems that have not been solved before. As a result, while development at Thought Machine is fast-paced, you will be expected to develop code to the highest standards that scales, is secure, performant, and provides a great user experience. Software Engineers will take complete ownership of a requirement … TypeScript. Proficiency in writing modern web applications. Experience writing REST APIs and services. A keen eye for detail and a passion for writing clean, readable, properly tested code. Experience in integrating automated tests into the development lifecycle. Interest in client‐facing projects, including scoping requirements and defining deliverables. ...

Senior Software Engineer, Agentic AI

Location
Cambridge, England, United Kingdom
scale their impact. We value your AI skills if you have built fluency across the agentic engineering toolchain — coding harnesses like Claude Code or Cursor, MCP servers, custom skills, or agent frameworks. And you can describe projects where you shipped real work with these tools. You know … responsibilities of the role? Apply strong software engineering principles to design, build, and ship reliable, performant systems at scale Bring rigorous software engineering practices — clean architecture, testing, code review - to building systems that are reliable and performant at scale Apply sound software engineering fundamentals (system design, testing, code ...

Developer

Location
Milton Keynes, England, United Kingdom
driving business to local communities, to supporting wellbeing at work for employees while protecting the planet. The Role Design, develop, and maintain software Write clean, scalable, and efficient code Collaborate with other developers and teams to deliver high-quality software solutions Conduct testing and debugging of software Participate … code reviews Stay up to date with the latest industry trends and technologies Provide technical support and troubleshoot software issues What we're looking for Experience: 6+ years working as a software engineer/developer, preferably in fintech Essential technical skills: C#, .NET 4.8, MVC, MS SQL Server, Entity ...

Senior Software Developer – Scala

Location
Newcastle upon Tyne, England, United Kingdom
this role you’ll: Design, develop, and maintain robust backend services using Scala 2.13 and Play Framework in a Pekko-based environment. Build clean, testable, and maintainable code using functional programming principles, immutability, pattern matching, and asynchronous programming with Futures. Work with MySQL to design efficient data access … working closely with DevOps and platform teams to ensure reliable delivery. Contribute to CI/CD pipelines, Git-based pull request workflows, code reviews, and engineering best practices. Collaborate with frontend engineers, QA, product owners, solution designers, and other backend developers to deliver high-quality product increments. Support production ...

Senior Backend Software Engineer

Location
Greater London, England, United Kingdom
Backend development with the Java ecosystem. Proven production experience with Java, SpringBoot, MySQL, Message System & GIT. Has worked with Domain Driven Design, and Clean, or Hexagonal Architecture. Knowledge of AWS services (SQS, SNS, S3...), ElasticSearch, Redis, Docker, Kubernetes. Experience with Restful APIs. Proven ability to break down ambiguous technical … tasks into clean, production-ready code independently, while acting as a supportive mentor and reliable sounding board for mid-level engineers. Experience with building scalable solutions. Enjoys actively participating in a cross-functional product team. Takes pride in writing quality code. Our Values We Win Together We Raise ...

Senior Software Development Engineer

Location
Greater London, England, United Kingdom
Collaborative Innovation: Partner with diverse teams to define requirements, create specifications, and design financial software solutions that scale with Prime Video’s global growth. Code Excellence: Develop clean, maintainable, and efficient code in a modern language (Java, C++, C#), ensuring high-quality software delivery. Technical Leadership: Drive … architecture and implementation of complex systems, contributing to high standards of performance, reliability, and scalability. Quality Assurance: Participate in code reviews and develop unit tests to ensure the robustness and functionality of Prime Video’s finance systems. Problem Solving: Quickly troubleshoot, debug, and resolve issues in a fast-paced ...

Integration Engineer

Location
Greater London, England, United Kingdom
event-driven integration patterns. Work with Product, QA and frontend engineers to deliver high-quality features from design through to release. Write clean, testable code and contribute to code reviews and engineering standards. Troubleshoot integration failures, production issues and performance problems. Improve automated testing, CI/ ...

Software Developer

Location
Bristol, England, United Kingdom
with delivering software solutions efficiently, as well as helping identify and implement improvement areas in the software delivery process. Key Accountabilities Develop secure, structured, clean, and re-usable code that follows the pre-defined development standards and meets the documented requirements and acceptance criteria. Ensure all code … scrum team, and contribute to the successful delivery of the sprint goal Work in an open, collaborative way with all other team members Write code that is maintainable, testable, and secure Assist the Support Team with queries or investigations as required. Experience and skills Our ideal candidate would have ...

C++ Python Developer

Hiring Organisation
HCLTech
Location
Glasgow, Scotland, United Kingdom
Design, develop, test, and maintain high-performance applications using C++ and Python . Develop scalable microservices and backend components for enterprise-grade applications. Write clean, maintainable, and efficient code following best practices and coding standards. Analyze, troubleshoot, and resolve complex technical issues in production and development environments. Work …/CD pipelines, and deployment processes. Collaborate with architects, DevOps engineers, QA teams, and business stakeholders to deliver high-quality solutions. Participate in code reviews, design discussions, and technical documentation activities. Contribute to system architecture decisions and continuously improve development processes. Required Skills Programming Strong hands-on experience ...

Senior Data Engineer

Location
Greater London, England, United Kingdom
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. Responsibilities Data Platform Architecture Lead the hands‐on design, coding, and evolution of DFP’s cloud‐native data architecture ...

IT Software Engineer Developer

Location
Wolverhampton, England, United Kingdom
applications using Next.js/React, focusing on performance and scalability. Design and build integrations between applications, APIs, and databases, particularly using MySQL. Write clean, maintainable, well-tested code using JavaScript, TypeScript, and C#. Take ownership of features from design through to deployment and support. Participate actively in code ...

Founding Full Stack Engineer

Hiring Organisation
Jobot
Location
Mountain View, California, United States
Employment Type
Permanent
Salary
USD 200,000 Annual
Details Key Responsibilities Partner with product, design, and engineering peers to architect and deliver a resilient, high-quality platform that users love. Develop clean, maintainable, and performant code across the stack. Ensure test coverage, documentation, and adherence to best practices. Debug complex issues, optimize performance, and ship improvements ...

Senior Software Engineer GDK

Location
Manchester, England, United Kingdom
direction, ensuring solutions are scalable, maintainable, and built for the future. Solve complex performance and optimisation challenges across different platforms, languages, and environments. Write clean, high-quality code and champion engineering best practices to maintain a robust and reliable framework. Collaborate closely with game developers, QA, and platform ...