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Backend developer blockchain infrastructure
Job in
Greater London, London, Greater London, W1B, England, UK
Listed on 2026-10-05
Listing for:
HireHi
Full Time
position Listed on 2026-10-05
Job specializations:
-
Software Development
Backend Developer, Blockchain / Web3
Job Description & How to Apply Below
Galaxy delivers onchain infrastructure connecting institutions to digital assets through trading, advisory, asset management, staking, self-custody, and tokenization. It also develops and operates data center infrastructure for AI and HPC workloads.
Задачи:- Build and own backend systems, APIs, services, Ethereum data pipelines and indexers, staking and validator infrastructure integrations, and monitoring and operational tooling
- Own system design end-to-end, from architecture and implementation through testing, deployment, and observability
- Integrate with Ethereum execution-layer and consensus-layer clients
- Contribute to Liquid Collective and other staking and blockchain infrastructure projects across Galaxy
- Define and uphold standards for API design, distributed-systems testing, reliability, fault tolerance, security, and key management
- Translate product and protocol requirements into technical specifications before development
- Use AI-assisted development workflows, including Claude Code, MCP, and agent-based tooling
- Collaborate with protocol, product, and infrastructure teams
- Mentor engineers through code reviews and design feedback
- Improve the team’s engineering practices and the quality of its output
- Champion thoughtful AI adoption to improve team performance and business outcomes
- Use generative AI, automation platforms, and data copilots to improve productivity, decision‑making, and output quality
- 7+ Years of professional software engineering experience
- Strong experience building backend systems in Golang
- Deep understanding of distributed systems
- Experience with blockchain systems, preferably Ethereum, including execution and consensus layers, node operation, and data flow
- Experience with AWS, Kubernetes, Helm, and Git Ops, such as Flux
- Strong testing practices for complex and stateful systems
- Experience working in remote, asynchronous teams
- High agency, low ego, end-to-end ownership, and accountability for quality
- Будет плюсом: hands‑on experience with Ethereum nodes, validator or staking infrastructure, understanding of proof‑of‑stake mechanisms, experience building blockchain indexers, data pipelines, dApps, or Solidity smart contracts, familiarity with AI-assisted development workflows, open‑source contributions, Rust experience
- Competitive base salary and discretionary bonus
- Hybrid/flexible working arrangements
- Paid flexible time off 3% 401(K) company contribution
- Company-paid health and protective benefits for employees, partners, and other dependents
- Generous paid parental leave
- Competitive family planning benefits for US employees
- Opportunities to learn about the Crypto industry
- Free daily snacks and weekly breakfasts/lunches
- Employee Resource Groups
- Free coaching and counseling sessions through Headspace
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