701 to 725 of 849 Clean Code Jobs

Software Development Engineer 3

Hiring Organisation
CYNET SYSTEMS
Location
San Jose, California, United States
Employment Type
Permanent
Salary
USD Hourly
driver development, or equivalent close to hardware programming (embedded, operating system/kernel, etc). Experience with complex software systems and architectures. Experience writing clean, well tested, maintainable code in an enterprise organization. Experience delivering production quality software engineering solutions on schedule. Working knowledge of device driver development ...

Scala Engineer

Location
City Of London, England, United Kingdom
latency backend services. Enhance and optimise existing applications and services. Support incremental re-architecting initiatives to reduce technical complexity and improve maintainability. Develop clean, testable and maintainable code using Scala and modern engineering practices. Design, build and maintain secure APIs, databases and applications. Collaborate with Product Owners, Business ...

Software Engineer - .NET, Angular, Azure for AI SaaS

Location
Nottingham, England, United Kingdom
.NET services and APIs, and craft intuitive Angular user experiences, shaping products used by customers daily. Collaborate with Product, UX, and Engineering teams, write clean, well-tested code, and participate in code reviews. Experience with C#, .NET, Angular, TypeScript, REST APIs and Azure is required. #J ...

Staff Applied AI Engineer

Location
Greater London, England, United Kingdom
frameworks. Skills and experience we’re looking for : You’ll bring experience in many of these areas: Production Python Engineering: Strong Python skills, writing clean, testable, production‐quality code using AI coding tools fluently (Claude Code, Cursor, Codex). LLM & Agent Systems: Proven experience building LLM‐powered ...

Senior Automation Engineer – Hybrid (Python, Terraform)

Location
Greater London, England, United Kingdom
frameworks that provision cloud infrastructure, configuration management, and operational processes using Python, Jinja2, Terraform, Puppet, and PowerShell. This highly technical, coding-focused role emphasizes clean, testable code, reusable components, and automation-first delivery across cloud and hybrid #J-18808-Ljbffr ...

Cloud-Native Software Engineer for Core Banking (London)

Location
Greater London, England, United Kingdom
core banking platform, building scalable, cloud-native financial systems that are revolutionizing the banking industry. We look for engineers who are passionate about writing clean, maintainable code and solving complex distributed systems problems. Sponsorship signals are discussed on the employer page; no salary range is disclosed ...

Full-Stack Engineer (PHP/Laravel) – Hybrid, London

Location
Greater London, England, United Kingdom
Developer to join our hybrid London team. You will build and maintain scalable web applications using PHP/Laravel, with a strong emphasis on clean, testable code and collaborative problem solving. You will work with React or Vue on the frontend, integrate REST APIs, and participate ...

Quantitative Developer: FinTech Data & Platform Engineer

Location
Greater London, England, United Kingdom
building practical products for traders and researchers. You'll blend Python/SQL development with infrastructure work, feature development, and client-facing collaboration, delivering clean, tested code powering real trading and research workflows. The role is full-time with an expected start in early 2026, offering opportunities across ...

Software Engineer

Location
Greater London, England, United Kingdom
core banking platform, building scalable, cloud-native financial systems that are revolutionizing the banking industry. We look for engineers who are passionate about writing clean, maintainable code and solving complex distributed systems problems. Visa sponsorship is not explicitly marked on this role. Relocation support is not explicitly marked. ...

Quantitative Analyst / Quantitative Programmer, Global Asset Manager

Location
Greater London, England, United Kingdom
Inform forecasting and portfolio construction across markets and asset classes. Deliver technical support to sales/clients and present methods and results clearly. Produce clean, tested code; use Git and deploy to production. Automate and scale quantitative research workflows. Requirements Master’s in Mathematics, Statistics, Computer Science, Economics ...

Software Engineer II

Location
Greater London, England, United Kingdom
modern alternative to legacy timetabling systems, and we need engineers who can move fast, think clearly about complex constraints, and write code that holds up under real institutional load. You will work across the stack on a small, senior team where your decisions show up directly in the product. … from spec through deployment Contribute to the underlying timetabling engine, the AI layer (Klutch), and the user-facing application as the work demands Write clean, maintainable, well-tested code in a fast-moving codebase where engineering quality compounds over time Collaborate closely with product, design, and AI engineers ...

ai engineer for enterprise generative AI

Location
Greater London, England, United Kingdom
large language models; Experience with cloud platforms such as AWS, GCP, or Azure and MLOps tools for managing the AI lifecycle; Ability to write clean, efficient, well-tested code for scalable software systems; Strong problem-solving skills and a passion for tackling complex technical challenges with creative ...

Senior Software Engineer- Software Applications

Location
Belfast City District, Northern Ireland, United Kingdom
resolve software defects, performance issues and customer-reported problems. Participate in software design discussions and contribute to architecture and technical decision-making. Write clean, maintainable and testable code in accordance with engineering best practices. Participate in code reviews and contribute to continuous improvement initiatives across the development … breaking low light imaging cameras, spectroscopy solutions and microscopy systems are being used to develop cures for cancer, explore deeper into space and examine clean energy sources. We are among the world’s most innovative companies in the Photonics industry, measuring light down to a single photon and capturing ...

Software Engineer - Product

Location
Greater London, England, United Kingdom
design. We’re looking for engineers who love solving real‐world problems, care about user experience, and are driven to see their code make an immediate impact. What we’re looking for 5+ years shipping real product work in C++, TypeScript or Python, or building modern front‐end apps … real problems in the field. Experience with CAD/BIM or a prior product‐company background. What you'll do Write, review, and maintain clean, well‐tested code across the stack; drive best practices for code quality, performance, security, and observability. Improve frontend architecture, component libraries, state ...

Lead Python Developer

Location
Greater London, England, United Kingdom
broader coordination, you’ll keep the pod aligned, focused, and delivering at a high standard. Key Responsibilities Lead development of features and fixes, writing clean, performant, secure code aligned with business goals Review PRDs with the PM to ensure clarity, highlight edge cases, and produce accurate estimation … design for your pod’s work, running a collaborate review process with EMs and other relevant leads before implementation Raise team standards through mentoring, code reviews, and setting strong technical example Ensure production readiness – triage and prioritise live issues with appropriate urgency, coordinating with App Support and escalating when ...

.NET Developer

Location
West of England, England, United Kingdom
work on our existing product suite, configure existing systems, and provide user support. In this role, you should be able to write functional code with a sharp eye for spotting defects. You should be a team player and excellent communicator. If you are also passionate about the .NET framework … teams to design, develop and maintain software. Key Responsibilities Participate in requirements analysis Collaborate with internal teams to produce software design and architecture Write clean, scalable code using .NET programming languages Adhere to systems security engineering principles Test and deploy applications and systems Revise, update, refactor and debug ...

Python Engineer (Terminal/Modelling/Data) London

Location
Greater London, England, United Kingdom
already know. What We’re Looking For The Essentials 3+ years of professional Python experience, with strong backend fundamentals. You write clean, well-structured code and are comfortable owning something end-to-end, from design through deployment and monitoring. Real, hands-on experience with AWS and infrastructure … code (Terraform). You've run production infrastructure, not just experimented with it. Proficiency with Django, FastAPI, or a comparable async Python framework. Experience with data pipelines and relational databases (PostgreSQL), and building systems that serve data reliably at scale. Expert-level use of AI coding tools (Cursor, Claude ...

Backend Software Engineer

Location
Greater London, England, United Kingdom
constraints - zero-downtime migrations, complex tradeoff analysis, and the kind of pragmatic decision-making that keeps services reliable as requirements shift. Software craft: Writes clean, well-structured code with good use of abstractions, namespaces, and interfaces. Opinionated about code review processes and culture. Reasoning under uncertainty ...

Backend Java Developer | Public Sector | Inside IR35 | 6 months

Hiring Organisation
Opus Recruitment Solutions
Location
United Kingdom
Employment Type
Contract
Contract Rate
£280 - £400/day
wider delivery teams to troubleshoot issues and deliver effective solutions. For more senior positions, enable other developers through technical guidance, knowledge sharing and code reviews, while providing advice on technical approach and engineering best practice. Essential Experience Strong commercial experience working as a Backend Java Developer. Experience designing … developing enterprise-scale Java applications and services. Strong understanding of software engineering principles, clean coding and development best practice. Experience with automated testing and unit testing. Strong debugging, troubleshooting and problem-solving skills. Experience working within Agile, multidisciplinary technology teams. For senior-level opportunities, experience enabling and supporting other ...

Salesforce Engineer

Location
Greater London, England, United Kingdom
direct, visible impact. This is a greenfield project: the org is less than a year old, so you'll be working with a modern, clean codebase and will have a genuine say in the patterns, standards and architecture as it grows. If you enjoy shaping something early rather than … untangling years of technical debt, this is a good fit. This is a predominantly hands‐on build role. You'll be writing code most days and owning features from refinement through to release, with a particular focus on Lightning Web Components and API integrations. You'll work closely with ...

Frontend Software Developer, In-Play

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
practical solution design. Working knowledge of AI and how it can support software development. Additional Information Implementnew features across the existing site. Maintainand improving clean, maintainable code. Identifytechnical improvements that strengthen performance and quality. SupportSoftware Product Owners with technical input and delivery context. Enhancethe existing code base ...

Senior Android Developer

Location
Greater London, England, United Kingdom
current with the latest Android trends and technologies. Solid understanding of MVVM architecture and associated design patterns. Ability to apply SOLID principles to ensure clean, scalable, and maintainable code. A strong DevOps mindset , understanding how software interacts with infrastructure. Good understanding of CI/CD processes and practical experience … collaboration skills and the desire to work closely with cross-functional teams. Nice-to-Have Skills Understanding of the Android compilation process and how code is converted into an executable. Knowledge or experience working with FHIR standards. Understanding of effective memory management , including garbage collection and reference handling. #J ...

Applied AI Engineer

Location
Greater London, England, United Kingdom
tool‐use and multi‐step workflows. Familiarity with frameworks such as LangGraph, Pydantic AI or similar. Strong Python engineering skills and ability to produce clean, testable, production‐quality code. Experience with context engineering: retrieval strategies, prompt construction, information routing, memory. Experience with evaluation and observability for AI systems, including … annual discretionary bonus. Lunch provided (via Just Eat for Business) and dedicated barista bar. 35 days annual leave. 9% company pension contributions. Informal dress code and excellent work/life balance. Comprehensive healthcare and life assurance. Cycle‐to‐work scheme. Monthly company events. G‐Research is committed to cultivating ...

Senior Frontend Engineer (m/f/d)

Location
Greater London, England, United Kingdom
frontend frameworks such as React or comparable web component frameworks. Work closely with UX/UI designers to translate designs into functional applications. Ensure code quality, maintainability, and scalability through clean coding practices and code reviews. Troubleshoot and optimize frontend performance for real-time applications. What … backend systems and API integration. Experience with custom web-based rendering engines Familiarity with RESTful APIs, WebSockets, and data visualization tools. Ability to write clean, efficient, and well-documented code. Excellent problem-solving skills and a passion for building user-friendly applications Nice-to-Have Experience with robotics, sensor ...

Senior Android Developer

Hiring Organisation
Contracts IT Recruitment Consulting Ltd
Location
Manchester, Lancashire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
complex architectures quickly, and ship production-ready features with minimal supervision. What You'll Do Build features across the full development life cycle Write clean, maintainable, testable Kotlin code Work with Back End engineers, designers, QA, and product teams Fix production issues and improve performance and stability Take … part in code reviews and technical discussions Must Have 5+ years of Android development Strong Kotlin skills Jetpack Compose Coroutines and Flow Android Architecture Components Unit and UI testing REST and/or GraphQL APIs CI/CD pipelines Debugging production apps Comfort in existing codebases with a strong ...