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3 back end developer jobs found

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back end developer £400 - £500 Greater London
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6 Months or more  (2) Duration not stated  (1)
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Contract Spy
Jun 08, 2026
6 Months or more
Back-End Developer (Java &Spring Boot/GCP) at Methods, London, 6 Months, £490 per day
£490 per day
Contract Spy London Area, United Kingdom
Methods is looking for a Back End Developer specialising in Java Spring Boot and GCP(Google Cloud Platform) to join our team within the private Sector Business unit. Rate: £490 inside IR35 Duration: 6 month initially Location: Hybrid; 3days/w in London office   Requirements:   Architectural Rebuild: Play a role in migrating and rebuilding our core architecture in Java Spring Boot to align with a composable, cloud-native landscape. Connector Development: Design and optimize technical connectors for a diverse mix of global channels, including generalist marketplaces, social commerce (eg, TikTok Shop), and quick-commerce (eg, Glovo, Deliveroo). Catalog Publication Flow: Refocus efforts on rebuilding the catalog publication flow, addressing technical complexities such as category mapping, product variant synchronization, and asynchronous marketplace APIs. Business Logic Migration: Collaborate on transferring complex Legacy...
Contract Spy
Jun 01, 2026
6 Months or more
Back-End Developer (Java &Spring Boot/GCP) at Methods, London, 6 Months, £490 per day
£490 per day
Contract Spy London Area, United Kingdom
Methods is looking for a Back End Developer specialising in Java Spring Boot and GCP(Google Cloud Platform) to join our team within the private Sector Business unit. Rate: £490 inside IR35 Duration: 6 month initially Location: Hybrid; 3days/w in London office   Requirements:   Architectural Rebuild: Play a role in migrating and rebuilding our core architecture in Java Spring Boot to align with a composable, cloud-native landscape. Connector Development: Design and optimize technical connectors for a diverse mix of global channels, including generalist marketplaces, social commerce (eg, TikTok Shop), and quick-commerce (eg, Glovo, Deliveroo). Catalog Publication Flow: Refocus efforts on rebuilding the catalog publication flow, addressing technical complexities such as category mapping, product variant synchronization, and asynchronous marketplace APIs. Business Logic Migration: Collaborate on transferring complex Legacy...
Contract Spy
Jun 09, 2026
Duration not stated
Senior Flutter Developer at Softwire, London Area, £500-£600 per day (Outside IR35)
£500 - £600 per day
Contract Spy London Area, United Kingdom
Senior Flutter Developer - Outside IR35 - Contract   A rare opportunity to join our fast-growing technology company selling high-value software development services. An ideal role for an experienced and dynamic developer who wants to be involved with an exciting and challenging project.   Must have   Several years of experience developing customer-facing mobile apps for both iOS and Android, using Flutter. Experience working as part of a team (including tools to support collaboration, such as git and user story management software) Experience working closely with other job roles, such as designers and product owners   Nice to have   Experience with mobile back-end development / Node Experience of CI/CD/DevOps for mobile apps Experience collaborating with clients or stakeholders, including clarifying requirements and presenting work at sprint demos Have experience delivering great outcomes for...
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