Latest Web3 Developer Jobs

Solutions Engineer II, Exchanges & Liquidity

Design and implement technical solutions for exchanges and liquidity providers using Circle's blockchain and stablecoin infrastructure. Lead technical discovery, solution architecture, and proof-of-concepts while collaborating with sales, product, and engineering teams. Contribute to product strategy through client feedback and support global technical engagements.

Circle London, United Kingdom

Content, Social and Community Manager

Lead content, social, and community strategy for Blockchain.com’s Web3 and AI-driven financial products, targeting crypto-native and tech-savvy audiences. Develop compelling narratives for complex products like prediction markets and privacy-preserving AI, while managing a cross-functional team and real-time engagement across platforms including Discord, Telegram, and Farcaster. Drive go-to-market campaigns, editorial planning, and community growth within a regulated, fast-moving environment.

Blockchain.com London, United Kingdom

Hybrid Permanent

Sales Engineer, Banking

This role involves leading the technical sales cycle for banking clients across Western and Central Europe, focusing on digital asset integration within institutional infrastructure. The Sales Engineer will conduct technical discovery, design and deliver proofs of concept, respond to RFPs, and translate complex banking requirements—such as custody, settlement, and compliance—into secure, scalable Fireblocks solutions. Engagement spans technical teams, CISOs, and executive stakeholders in Tier 1 and Tier 2 banks, requiring deep understanding of core banking systems, financial messaging standards, and regulatory frameworks.

Fireblocks United Kingdom €80,000 – €110,000 pa

Hybrid Permanent

Solution Architect, EMEA

This role involves leading the technical delivery of Fireblocks' digital asset solutions for major banks and financial institutions across EMEA. The Solution Architect owns end-to-end implementation from post-sale transition through production, designing secure API integrations, security architecture, and enterprise deployment strategies. They also contribute to pre-sales by providing technical expertise and shaping solution designs for complex financial infrastructure projects.

Fireblocks United Kingdom

Staff Security Architect

This role involves designing, reviewing, and validating secure system architectures across a diverse technology stack, including blockchain, AI, and Rust-based systems. The candidate will conduct in-depth security assessments, advise engineering teams, and stay ahead of emerging threats in the crypto and web3 space. Work is highly technical and collaborative, with deep engagement across product and infrastructure teams.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

Staff Security Engineer, Product Security

This role involves leading product security for a SaaS platform used in blockchain and financial crime investigation. The engineer will conduct threat modeling, security reviews, and penetration testing, with a focus on securing AI tooling and coding agents. Responsibilities include driving compliance efforts, managing vulnerability disclosure, and contributing code fixes directly into product repositories.

Chainalysis United Kingdom

Remote Permanent

Senior QA Engineer (Financial Apps)

This role involves end-to-end quality ownership for financial applications in the digital asset space, with a focus on transitioning from manual to automation-first testing. The engineer will use AI tools to accelerate test coverage, debug through logs and monitoring systems, and collaborate closely with product teams to improve system reliability. Work spans both frontend and backend, particularly around blockchain transactions, staking, and Web3 integrations.

Fireblocks United Kingdom

Remote Permanent