101 to 125 of 401 Permanent Clean Code Jobs

Software Developer

Hiring Organisation
Picture More
Location
Ipswich, Suffolk, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
enhance REST APIs and system integrations. Contribute to Azure cloud-based and on-premises business applications Troubleshoot production issues and implement robust solutions. Write clean, maintainable code with automated testing. Participate in code reviews and Agile delivery. Use AI-assisted development tools to improve coding, testing ...

Senior Full Stack Engineer

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
build software. We don\'t just use Copilot for autocomplete. We\'re rebuilding agentic workflows into our development process, using tools like Claude Code to automate routine work, accelerate code review, and let engineers focus on the problems that actually need human judgement. If you\'re excited about … year, a chance to experiment with new tech, explore wild ideas, and ship something fun with no constraints What You\'ll Need You write clean, maintainable code and care about the impact of your work. We\'re an AI-first team. AI tools are part ...

Senior Full Stack Engineer

Hiring Organisation
Uniting Ambition
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
contribute to technical strategy. Lead engineering discussions and influence design approaches. Mentor developers and support the growth of the wider engineering team. Champion clean code, testing, automation, and best practices. Collaborate with product managers, architects, and business stakeholders. Play a central role in a large-scale platform transformation. … React and TypeScript. Strong knowledge of PostgreSQL and database design. Experience designing and working with APIs and modern software architectures. A passion for building clean, scalable, maintainable solutions. Experience mentoring engineers and influencing technical decisions. The ability to communicate effectively with both technical and non-technical stakeholders. This ...

Engineer (Digital Product Team)

Hiring Organisation
Canada Life
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Isle of Man (Hybrid working options available) Are you an engineer who measures success by the difference you make to customers, not just the code you ship? We are seeking an exceptional Senior Engineer to play a key role in our dynamic cross-functional Digital Product Team, someone … tooling. Our current tech stack is primarily Microsoft/Azure focused; solid C# is necessary. Advocate of key principles such as SOLID and CLEAN code, applying to all areas of development. Keen to write code that is self-explanatory and easy to maintain. We use GitHub Actions ...

Senior Software Engineer (C++ network programming)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
design and development of a Real-Time SDK as well as deployment of surrounding server side infrastructure with expertise in infrastructure as code, deployment automation, management and monitoring to facilitate contributing to or consuming real time financial content.You will work with local/remote development team(s) to define … user needs and business goals.What You’ll Be Doing:Creating product design for features using high level requirements and documenting design.Producing, testing and debugging code based on design of Real-Time library features in C and C++Fixing issues raised by customersDesign and develop high-quality software and associated documentationProvide ...

Senior Backend Developer

Hiring Organisation
Jobleads-UK
Location
United Kingdom
experience — not “used Lambda once”, but built, operated, debugged, and fixed systems in production. You have the ability to ship fast without trashing quality: clean code, predictable delivery, and solid engineering fundamentals. You use AI tools daily to accelerate output (coding, debugging, analysis) and improve outcomes. You have ...

Head of Internal Systems

Hiring Organisation
Jobleads-UK
Location
Portsmouth, England, United Kingdom
designing/building scalable and maintainable systems Expertise in system architecture, domain modeling, and application of SOLID principles and design patterns Experience fostering clean code practices and engineering excellence within teams Robust knowledge of automated testing, quality assurance, and operational best practices Passion for designing systems that ...

Senior Java Engineer (Equinox) – Equity Derivatives Tech – VP

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
level. Proven experience of defining technical architectures and leading complex projects through to delivery. Proficiency in object‐oriented and functional programming. Rigorous application of clean code and TDD principles. Demonstrated leadership skills and ability to lead by example. Proactive approach to identifying issues that affect productivity ...

Lead Machine Learning Scientist – International Consumer Bank

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Models and agentic systems. Identify the right state‐of‐the‐art solutions for the bank’s objectives and manage colleagues to implement them as clean, production‐ready code. Communicate findings and recommendations through clear and concise reports and presentations. Required Qualifications, Capabilities and Skills Experience leading teams to deliver ...

Python Counterparty Credit Risk Senior Developer, Vice President

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
independence of judgement and autonomy. Acting as SME to senior stakeholders and/or other team members. Qualifications Expert in Python Ability to write clean, tested highly efficient code. Proven track record of developing and supporting analytics library for derivatives pricing and risk. Experience developing software for Windows ...

Senior Analytics Engineer

Hiring Organisation
Tech 4
Location
Oxford, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
SCRUM practitioner with experience in offshore team collaboration. Ability to migrate legacy systems to modern cloud architectures. Anticipates issues, recommends pragmatic solutions, and writes clean, reusable code. Articulate with stakeholders, from engineers to non-technical leaders. Manages tight deadlines with attention to detail Experience/skills regarded as ideal ...

Software Engineer, General

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
scale. Who You Are You’re a solid engineer with 2-4 years of experience building backend systems and platform infrastructure. You write clean, well-abstracted code with proper design patterns and comprehensive test coverage. You’re comfortable working on both the Compute Platform (multi-cloud orchestration, resource … engineers and platform leads. You have strong proficiency in Golang and understand how to build maintainable, production-grade distributed systems. You take pride in code quality, enjoy collaborating on low-level designs, and are eager to learn from experienced engineers while contributing meaningfully to critical infrastructure components. ...

Lead Backend Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
layers that usually slow things down. AI takes the routine work off every team, from Finance to Product to Marketing, so people ship real code and launch custom dashboards in minutes. Engineering commits are entirely AI-assisted, which shifts the focus from team size to the quality of your … thinking and our data warehouse connects directly to an AI assistant for instant answers. Backed by a modern tech stack (Claude Code, Snowflake, Figma and Zapier) and a commitment to adopting new tools in days rather than quarters, you get complete ownership to do the most impactful work ...

Software Engineer (AI)

Hiring Organisation
Fruition Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
integrate AI-powered features such as LLM-driven services, RAG pipelines, and agent-based workflows into core systems Leverage tools like GitHub Copilot, Claude Code, Cursor, or similar AI-assisted engineering workflows. Apply modern software engineering best practices (clean code, testing, CI/CD, observability … interest in, AI technologies such as Large Language Models (LLMs), including API integrations or prompt-based workflows Experience leveraging tools like GitHub Copilot, Claude Code, Cursor, or similar AI-assisted engineering workflows. Proficiency in at least two modern programming languages Experience with version control, testing practices, and CI/ ...

Digital Full Stack Engineer

Hiring Organisation
Computer Futures
Location
West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£70,000
quality front-end and back-end solutions across a range of digital products and services. Build and maintain RESTful APIs and backend services. Develop clean, maintainable and secure code that aligns with established engineering standards and best practices. Support the delivery of new features and enhancements throughout … integration tests. Contribute to API and user interface test automation frameworks. Help ensure software meets quality, security, accessibility and performance standards. Participate in code reviews and support continuous improvements in code quality. Assist in identifying and resolving defects throughout development and testing phases. DevOps & Continuous Delivery Contribute ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
tactical edge and Situational Awareness (TAK) platforms. You will sit at the intersection of modern enterprise software engineering and tactical edge integration, ensuring all code meets MoD Secure by Design (SbD) principles and Def Stan 00-056 safety boundaries. Full-Stack Application Development: Design and build resilient, secure … Cursor-on-Target (CoT) data routers connecting front-end C2 displays (e.g., OmniTAK, ATAK) to backend services. Secure by Design (SbD) Implementation: Write clean, well-tested code following NCSC Secure Development Principles, NCSC Cloud Security Guidance, and JSP 440 controls. CI/CD & DevSecOps: Automate build, test ...

Senior AI Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
using embeddings, vector databases, hybrid search, and effective chunking strategies Develop proof‐of‐concepts for emerging AI technologies and assess their production viability Write clean, maintainable code following established engineering best practices and quality standards Use AI coding assistants such as GitHub Copilot and Claude Code to accelerate development Participate in code reviews and architectural discussions to improve code quality and system design Collaboration & Problem‐Solving Work closely with Product and Engineering teams to understand requirements and deliver iterative solutions Collaborate with cross‐functional partners (Security, Data, Operations) to ensure solutions meet quality ...

Senior Associate, Full-Stack Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 … tailored by teams for flow and outcomes; full product lifecycle ownership (build, test, deploy, monitor, iterate); growth mindset with continuous learning and knowledge sharing. Code: Java 17/21 (Spring, Maven), Groovy, JavaScript/TypeScript (Angular) Testing: JUnit, Spock Deployment: Private Cloud (VMs/containers) Tooling: GitLab ...

Software Engineering Software Engineer - Confluent Stream Processing & Analystics Professional [...]

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
time/space complexity. Problem-solving ability:Can independently solve medium-complexity coding problems, debug issues, and break down ambiguous requirements into actionable tasks. Clean engineering practices:Writes readable, maintainable code, uses Git effectively, and follows code review and testing best practices. Backend/API and database … professional expertise Hands-on software development experience (new grads welcome)Solid fundamentals in data structures, algorithms, concurrency, networking, and operating systemsAbility to write clean, maintainable, well-tested code in at least one modern language (Java, Go, or similar)Curiosity about distributed systems and how large-scale services like ...

Senior JVM Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with JVM technologies (Scala or Java) Experience building complex backend or distributed systems Strong understanding of software engineering fundamentals, including: Concurrency Testing Design patterns Clean code principles CI/CD practices Ability to operate independently and take ownership of complex technical problems Strong communication skills Hands-on design ...

Senior Front Office Software Engineer

Hiring Organisation
CMC Markets
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
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 ...

Senior Software Engineer (Java)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Postgres database We rely on Spring Boot for quick and quality delivery We have a pragmatic approach to develop our business logic, focusing on clean code, with emphasis on maintainability and fast turnaround with TDD, DDD and continuous integration & delivery What you’ll need Demonstrable experience in Backend ...

Senior Software Engineer (Payments)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
complex financial business requirements into elegant technical solutions. Mentor & Coach: Guide and mentor less experienced engineers, fostering a culture of high engineering standards, thorough code reviews, and continuous learning. Collaborate Globally: Partner with engineering leaders and distributed teams across different regions to design robust, modular services and components. About … Engineering Expertise: You have a proven track record of designing, building, and maintaining complex, highly available software systems at scale. You care deeply about clean code, design patterns, and testability (unit/integration testing). Payments Domain Experience: You have solid, hands-on experience working within the payments ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
maintain robust, scalable backend systems and APIs using Python. Lead end-to-end development of complex software solutions, from concept to deployment. Write clean, efficient, and reusable code following best practices and coding standards. Collaborate with cross-functional teams including product managers, designers, and DevOps to deliver high … quality features. Optimize application performance, reliability, and scalability. Participate in architectural discussions and contribute to technical decision-making. Conduct code reviews and ensure adherence to quality standards. Troubleshoot, debug, and resolve production issues in a timely manner. Mentor junior developers and contribute to building a strong engineering culture. Required ...

AWS Cloud Engineer

Hiring Organisation
Lightfoot
Location
Exeter, Devon, South West, United Kingdom
Employment Type
Permanent, Work From Home
help shape technical solutions that support both current and future business needs. We're looking for someone who takes pride in writing clean, maintainable code, has a strong focus on system reliability and performance, and enjoys collaborating to solve complex technical challenges. If you're passionate about … proactively identifying and resolving issues. Collaborate with data engineers, DevOps and product teams to deliver solutions that meet business and customer requirements. Participate in code reviews, technical design discussions and Agile ceremonies to promote engineering excellence and continuous improvement. Essential Skills & Experience Strong commercial experience designing and developing cloud ...