have strong communication skills. You will: Design, develop, and maintain scalable web applications that meet the evolving needs of our users and business. Write clean, efficient, and well-documented code in Python and JavaScript, adhering to best practices and coding standards. Collaborate effectively with cross-functional teams including product management, design, and other engineering disciplines to define, scope, and … implement new features and improvements. Optimise application performance and responsiveness through codeoptimisation, efficient data management, and infrastructure considerations. Implement robust security and data protection measures to safeguard user data and ensure compliance with relevant regulations. Mentor junior developers by providing guidance, sharing knowledge, and fostering their technical growth. Contribute actively to code reviews , providing constructive feedback … to ensure code quality and consistency across the team. Participate in the full software development lifecycle , from requirements gathering and design to deployment and monitoring. Troubleshoot and resolve technical issues , ensuring the stability and reliability of our web applications. Stay up-to-date with the latest web development trends, technologies, and best practices. What we are looking for: Experience More ❯
Isleworth, England, United Kingdom Hybrid / WFH Options
Sky
will be well versed in design patterns, software engineering principles, frameworks and technologies Experienced in Object-oriented programming in ES6 and/or TypeScript Experience developing for platforms where codeoptimisation is essential, e.g. TVs, mobile phones, gaming or embedded devices A BDD and/or TDD approach to writing software (Cucumber, Jasmin, Jest, Cypress) Familiarity with CI More ❯
London, England, United Kingdom Hybrid / WFH Options
Fitch Group, Inc
ML solutions—focusing on advanced generative AI frameworks, large language models, and agentic workflows. Act as a technical leader by mentoring junior team members, providing guidance on best practices, code quality, and architectural design. Drive projects and strategic initiatives, collaborating with product squads and business stakeholders to ensure seamless integration of ML solutions into existing workflows. Develop robust, production … environments. Expertise in containerization (e.g., Docker, Kubernetes, AWS EKS) and building scalable systems in cloud environments. Deep understanding of software development fundamentals, including automated testing, source version control, and code optimization. Excellent communication and collaboration skills to interact with technical teams, business partners, and stakeholders. Bachelor’s degree in machine learning, computer science, data science, applied mathematics, or a More ❯
London, England, United Kingdom Hybrid / WFH Options
Fitch Group, Inc
PyTorch. Expertise in containerization (e.g., Docker, Kubernetes, AWS EKS) and building scalable systems in cloud environments. Deep understanding of software development fundamentals, including automated testing, source version control, and code optimization. Excellent communication and collaboration skills, with the ability to interact effectively with both technical teams and business stakeholders. Bachelor’s degree in machine learning, computer science, data science More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
arm of a global bank. As a Java Developer, you will research strategies for tailoring prices and controlling the behaviour of auto-hedging. You'll write production quality Java code used for pricing and hedging FX instruments and oversee the algorithms' performance intraday, ensuring that it is behaving as expected and acting when needed to fix any issues. You … fundamentals such as OOP, Data Structures, Design Patterns, Algorithms You have a deep knowledge of Java including garbage collection You have a strong appreciation of low latency systems and codeoptimisation to ensure speed You have experience within a financial services environment or can demonstrate a personal interest and desire to learn about financial markets and progress your More ❯
London, England, United Kingdom Hybrid / WFH Options
Fitch Ratings
ML solutions—focusing on advanced generative AI frameworks, large language models, and agentic workflows. Act as a technical leader by mentoring junior team members, providing guidance on best practices, code quality, and architectural design. Drive projects and strategic initiatives, collaborating with product squads and business stakeholders to ensure seamless integration of ML solutions into existing workflows. Develop robust, production … paced environments. Expertise in containerization (, Docker, Kubernetes, AWS EKS) and building scalable systems in cloud environments. Deep understanding of software development fundamentals, including automated testing, source version control, and code optimization. Excellent communication and collaboration skills to interact with technical teams, business partners, and stakeholders. Bachelor’s degree in machine learning, computer science, data science, applied mathematics, or a More ❯
London, England, United Kingdom Hybrid / WFH Options
Fitch Group, Inc., Fitch Ratings, Inc., Fitch Solutions Group
PyTorch. Expertise in containerization (e.g., Docker, Kubernetes, AWS EKS) and building scalable systems in cloud environments. Deep understanding of software development fundamentals, including automated testing, source version control, and code optimization. Excellent communication and collaboration skills, with the ability to interact effectively with both technical teams and business stakeholders. Bachelor’s degree in machine learning, computer science, data science More ❯
London, England, United Kingdom Hybrid / WFH Options
Fitch Group
PyTorch. Expertise in containerization (e.g., Docker, Kubernetes, AWS EKS) and building scalable systems in cloud environments. Deep understanding of software development fundamentals, including automated testing, source version control, and code optimization. Excellent communication and collaboration skills, with the ability to interact effectively with both technical teams and business stakeholders. Bachelor's degree in machine learning, computer science, data science More ❯
London, England, United Kingdom Hybrid / WFH Options
Parity Technologies
into our smart contract execution environment About You You have experience or are excited to learn about virtual machines, RISC-V, AMD64 assembly, dynamic recompilation, bytecode interpreters, compilers (especially code optimization and machine code generation), low-level memory management, low-level OS interfaces (Linux), security sandboxing, performance engineering, zero-knowledge proof systems, and zero-knowledge virtual machines You More ❯
London, England, United Kingdom Hybrid / WFH Options
Blockchain Ventures
Blockchain.com is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the passion to code, create, and ultimately build an open, accessible and fair financial future, one piece of software at a time. We are currently seeking an experienced C Rust Quantitative Software Engineer/Developer. You will … c++ engineer with functional experience in fast market connections and high frequency quoting. WHAT YOU WILL DO Design, develop, test, and deploy pricing & risk-management library for OTC trading Code optimization. Working in a scaled, performance based software environment building efficient, reliable/high-availability and fast applications Partner with the traders to define priorities and deliver custom software More ❯