151 to 175 of 216 Senior Developer Jobs in London

This fabulous bCorp Creative Agency is looking for a Senior Drupal Developer to design, develop and maintain the magic behind next-level software solutions for their clients withinthesustainability&NFPsectors. Developing robust, scalable, and secure Drupal-based applications, modules, and systems Designing and implementing efficient and re-usable code. Mentoring and providing technical guidance to the team. Working with More ❯

Title: Senior Kotlin Developer Client: Leading Trading Firm Rate: Up to £850 p/d Duration: 6 Month - Rolling Location: London - Hybrid We are looking for a Java Developer, with strong experience working in the finance sector, to join a leading trading firm based in London and help them with a greenfield built out of a next More ❯

Title: Senior Kotlin Developer Client: Leading Trading Firm Rate: Up to £850 p/d Duration: 6 Month - Rolling Location: London - Hybrid We are looking for a Java Developer, with strong experience working in the finance sector, to join a leading trading firm based in London and help them with a greenfield built out of a next More ❯

Senior Backend Developer (PHP/Laravel ) - Orpington Hyb rid | Orpington Full-Time | Salary £60,000 - £75,000 Join a fast-growing tech company disrupting the entertainment space. Our client is building a platform that delivers subscription-based services to consumers, and they need a backend wizard to help them scale. Your Role Build fast, scalable systems with PHP More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead … PHP Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead … PHP Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead … PHP Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead … PHP Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead … PHP Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead … PHP Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. More ❯

A fast-growing fintech company is hiring a Fullstack Developer(AI) to help build the next generation of intelligent, personalized financial platforms. This role blends modern front-end engineering with AI-powered workflows, automation, and human-centered design to deliver seamless digital experiences for users across global markets. You'll join a lean, high-impact product and engineering team More ❯

Python Developer - Python, Django, REST API's, AWS, JavaScript OB are partnered with a Global Financial Services company, who are looking to add a highly skilled Python Developer to their team. In this role, you'll be working their Python backend systems, developing new features and collaborating with different teams, to ensure product goals are met. Python Developer … days a week required in a London based office Base salary of £75k-£90k depending on skills and experience To be considered, you must be UK based Python Developer - Python, Django, REST API's, AWS, JavaScript More ❯

Senior Java Engineer Location: London (1-2 days a week in the office, mandatory on Thursdays) Experience: Minimum 8-10 years Technical Skills: Proficiency in Java 8 (transitioning to Java 17) Retail banking experince Python Experience with Spring Boot 2.4 and above Knowledge of Continuous Integration Apigee Java Testing API experience If all the above skills match your profile More ❯

Our client is seeking an experienced Pricing Systems Manager, along with a Pricing Systems Developer, to help them design, build, and maintain a new internal pricing platform. You will have strong technical expertise, an excellent understanding of software development, and experience working in a pricing or actuarial environment, ideally within the (re)insurance sector. If you are a qualified … developer with previous experience building pricing models, and have excellent working knowledge of SQL and .NET, then please apply for more details. Kirsty@bolton-associates.co.uk More ❯

About Us: Solytics Partners provide products and services to BFSI and Healthcare firms. We use AI/ML& cutting-edge technology to develop next generation solutions or provide efficient services. We have strong team of PHDs in AI/ML More ❯

About Us: Solytics Partners provide products and services to BFSI and Healthcare firms. We use AI/ML& cutting-edge technology to develop next generation solutions or provide efficient services. We have strong team of PHDs in AI/ML More ❯

Experience: React.js, Typescript, Azure Role Description: • Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent work experience). • Proven experience as a Front-End Developer with a focus on React.js and Typescript. • Familiarity with C# and .Net. • Strong proficiency in JavaScript, ES6/ES7, and related front-end technologies. • Familiarity with state management libraries More ❯

Experience: React.js, Typescript, Azure Role Description: • Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent work experience). • Proven experience as a Front-End Developer with a focus on React.js and Typescript. • Familiarity with C# and .Net. • Strong proficiency in JavaScript, ES6/ES7, and related front-end technologies. • Familiarity with state management libraries More ❯

Job description Java Full-Stack Developer Location: London (Hybrid) Salary: £85,000 – £90,000 + benefits I’ve partnered with an exciting tech firm who are building software that transforms how stakeholders make important decisions. What started as a consultancy has evolved into a SaaS platform that helps organisations cut through hundreds of pages of board packs and focus … is desired Bonus points for Kubernetes, cloud-native development, or exposure to AI-driven products. Someone curious, collaborative, and excited to work on modern, evolving products! The successful Java developer can be paid upto £85k, private medical cover, life insurance, 25 days leave plus bank holidays, training budget and mental health/wellbeing benefits available too. Interested in learning More ❯

Job description Java Full-Stack Developer Location: London (Hybrid) Salary: £85,000 – £90,000 + benefits I’ve partnered with an exciting tech firm who are building software that transforms how stakeholders make important decisions. What started as a consultancy has evolved into a SaaS platform that helps organisations cut through hundreds of pages of board packs and focus … is desired Bonus points for Kubernetes, cloud-native development, or exposure to AI-driven products. Someone curious, collaborative, and excited to work on modern, evolving products! The successful Java developer can be paid upto £85k, private medical cover, life insurance, 25 days leave plus bank holidays, training budget and mental health/wellbeing benefits available too. Interested in learning More ❯

This fabulous bCorp Creative Agency is looking for a Senior Drupal Developer to design, develop and maintain the magic behind next-level software solutions for their clients withinthesustainability&NFPsectors. Developing robust, scalable, and secure Drupal-based applications, modules, and systems Designing and implementing efficient and re-usable code click apply for full job details More ❯

Significant Hedge Fund spin is hiring for a Senior Developer. The spin is anticipated to be the largest launch of 2026, with potential of >$3bn in debut capital. Substantial capital derived from outstanding track record from Principle PM and Investment Team. Said PM and Investment Team will be the end user in which the successful Developer will build More ❯

Significant Hedge Fund spin is hiring for a Senior Developer. The spin is anticipated to be the largest launch of 2026, with potential of >$3bn in debut capital. Substantial capital derived from outstanding track record from Principle PM and Investment Team. Said PM and Investment Team will be the end user in which the successful Developer will build More ❯

has been fully integrated into the firm's technology and is now ready to get creative in driving forward their success. The Head of Technology is looking for a senior C++ developer who comes from an electronic trading or distributed systems background to work on young code base or greenfield front office systematic trading projects. You will have More ❯

is desired Bonus points for Kubernetes, cloud-native development, or exposure to AI-driven products. Someone curious, collaborative, and excited to work on modern, evolving products! The successful Java developer can be paid upto £85k, private medical cover, life insurance, 25 days leave plus bank holidays, training budget and mental health/wellbeing benefits available too.Interested in learning more More ❯