7 of 7 Senior Backend Developer Jobs in London

Senior Backend Developer

Hiring Organisation
Rullion Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Senior Backend Developer Full-time Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels … full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities: Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You'll be using Python and AWS Cloud services on the backend. Adopt ...

Remote Senior PHP Backend Developer (CodeIgniter)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
CTDI is looking for a Senior Backend PHP Developer to work on developing a Greenfield backend REST API for the transport industry. This contract offers £500 per day for 12 months, with the option to work remotely. You will collaborate closely with a Senior ...

Senior Backend Platform Developer, Contact Center Systems

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
looking for a Senior Backend Platform Developer to build modern services for the company's contact center systems. This is a software engineering role first: where you will design APIs, serverless services, data flows, observability tooling, and AI-enabled workflows that support our customer and agent experience. … telephony and contact center workflows onto modern platforms, with enough design discipline to support future scale. What We're Looking For 5+ years of backend software engineering experience, ideally with Node.js or TypeScript. Strong API design, system architecture, integration, debugging, and asynchronous systems experience. Hands-on experience with ...

Senior Backend Developer - Kotlin

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
13+ billion. For more information on how we process your personal data, please refer to HCLTech’ s Candidate Data Privacy Notice. Role : Senior Vendor Software Engineer (Kotlin) DB require two senior, experienced Kotlin engineers to support and extend a cloud‐hosted platform used for bookbuilding issuances across Investment … working closely as a team to maintain a high standard of code quality and system reliability. Location: London Required Skills • Strong commercial experience building backend services in Kotlin • Deep experience with XP practices, including: Mob programming as a primary way of working Test‐driven development (TDD) Continuous refactoring ...

Senior Backend Developer – Java/Spring Boot on GCP

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Jobtailor in the United Kingdom seeks a skilled Java Spring Boot developer to migrate and rebuild core architecture, design robust connectors for global channels, and optimize the catalog publication flow. You will translate legacy business rules into reliable BCP assets and ensure real-time stock and price synchronization. ...

Senior Backend Software Engineer (AI Infrastructure / Artifact Management) – Developer Services

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
remediation, advancing AI from assisted analysis toward closed-loop resolution; Architect and optimize large-scale distributed systems to continuously improve throughput, reliability, observability, and developer experience. Work closely with engineering, security, infrastructure, and AI business teams to understand real-world requirements and drive complex projects from design to adoption … Minimum Qualifications: Bachelor's degree or higher in Computer Science or a related field, with experience in designing, building, and continuously evolving large-scale backend systems; Proficiency in one or more programming languages, such as Go, Java, C++, Python, or Rust, with strong computer science fundamentals, sound coding practices ...

Senior Python Backend Software Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
company. If you’re excited about building something special with us, we’d love to hear from you. About the role We're seeking Senior Python Developers to join our back-end development team. This is a varied and challenging programming role. Tasks could include writing code to manage … Technical Task or Presentation – A role-relevant exercise to demonstrate your skills and approach. Final On-site Interview – An in-person meeting with our senior leadership team and co-founders at our office. We strive to make the process clear, efficient, and respectful of your time. We welcome ...