Java Developer (Blockchain)

Role : Java Developer (Blockchain) Type : Contract Location : London, UK (Hybrid) Roles and Responsibilities Backend Engineering * Design and develop enterprise-grade backend services using Java. * Build APIs and…

Hybrid IT
Contract type Contract
Posted 15 October 2026

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About this contract

Role : Java Developer (Blockchain)

Type : Contract

Location : London, UK (Hybrid)

Roles and Responsibilities

Backend Engineering

* Design and develop enterprise-grade backend services using Java.

* Build APIs and microservices supporting digital asset products.

* Develop scalable and resilient systems aligned with banking standards.

* Ensure high availability, security, performance, and maintainability.

Blockchain Development

* Implement blockchain-related business logic and workflows.

* Develop components supporting:

* Smart contract interactions

* Minting and burning processes

* Asset transfer flows

* Wallet management capabilities

* Integrate external blockchain networks into client digital asset ecosystem.

Platform Integration

* Build integrations with digital asset custody and wallet providers.

* Develop connectivity with blockchain infrastructure and third-party services.

* Collaborate on SaaS blockchain platform implementation initiatives.

Security & Reliability

* Follow secure coding and software engineering best practices.

* Participate in architecture reviews and technical design discussions.

* Contribute to operational readiness and production support activities.

* Support compliance, audit, and security requirements.

Collaboration

* Work within cross-functional agile teams.

* Partner with Architects, DevOps Engineers, Security Specialists, Product Owners, and Blockchain Operations professionals.

* Support technical mentoring and knowledge sharing across engineering teams

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