Latest Blockchain Protocol Engineer Jobs

Security Engineer, Institutional Trading

This role involves securing off-chain trading systems and operational workflows for a major crypto company. The engineer will conduct risk assessments, improve detection of anomalies in trading activity, manage key and secrets hygiene, and act as a security liaison for institutional teams. The focus is on operational resilience, third-party integrations, and aligning controls with financial standards like CCSS and DORA.

Blockchain.com London, United Kingdom

On-site Permanent

Senior Back-End Engineer, Trading Platform

This role involves building and maintaining low-latency, scalable trading services in Rust, including order management systems, exchange gateways, and risk management systems. You will work closely with other tech teams to ensure high performance and security, and be part of a fast-paced, high-performance culture focused on continuous improvement and innovation in the cryptocurrency exchange ecosystem.

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

Senior Database Administrator

This role involves managing and scaling high-throughput PostgreSQL environments and vector data platforms that support Kraken's core crypto services. The Senior Database Administrator will focus on operational excellence, automation, and reliability, while enabling AI-driven features through robust vector search infrastructure. The position emphasizes proactive engineering, security, and collaboration with platform and AI teams to build scalable, self-service database systems.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

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

Technical Support Engineer

This role involves providing expert technical support to developers and enterprise customers using Circle’s blockchain and API-based financial platform. The engineer will troubleshoot issues related to cryptocurrency transactions, API integrations, and blockchain activity, while also improving internal tooling and documentation. The position requires strong problem-solving skills, collaboration with engineering teams during incidents, and the use of AI-driven tools to enhance support efficiency.

Circle London, United Kingdom

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

Campaigns & Memberships Marketing Manager

This role focuses on planning and executing integrated B2B marketing campaigns across the APAC region, with a strong emphasis on data-driven strategies and nurturing audience engagement through newsletters, social media, and industry partnerships. The candidate will shape campaign performance across the buyer journey, adapt global initiatives for regional relevance, and leverage AI and marketing automation tools to drive pipeline growth. Key responsibilities include managing Elliptic's presence in industry associations, optimising content distribution, and collaborating with creative, events, and content teams to ensure cohesive execution.

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

Senior AI Product Engineer

Do you want to build the AI systems that compliance teams rely on to investigate real financial crime? Are you excited about taking agentic workflows from prototype to production at scale? Do you want your work to directly help catch...

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

Digital Assets specialist - BERMUDA

This role involves supervising digital asset businesses within a financial services regulator, focusing on risk assessment, regulatory compliance, and monitoring of blockchain-based activities. The specialist will analyse distributed ledger transactions, evaluate business models, and contribute to shaping regulatory policy around emerging FinTech innovations. It is a strategic position requiring technical depth in blockchain and a strong grasp of financial regulation.

CPJ London, United Kingdom £120,000 – £125,000 pa

Hybrid Permanent Clearance Required

FP&A Manager

The FP&A Manager will lead financial planning, budgeting, and forecasting activities while managing a small team and delivering actionable insights to senior leadership. This role involves building financial models, driving process improvements, and partnering with cross-functional teams to track KPIs and performance metrics. The position operates at the intersection of finance and strategy within a fast-growing crypto-focused financial services firm.

BCB Group London, United Kingdom

Hybrid Permanent

Senior Data Engineer

Senior Data EngineerData, Analytics & IndexingRemote£100k – £200kPlexus is partnering with a leading Web3 data platform offering an exciting opportunity to join one of the most respected teams in the digital asset ecosystem. The platform provides institutional-grade blockchain and financial...

Plexus Ec1A1Bb, EC1A 1BB, United Kingdom £100,000 – £200,000 pa

Full Stack Developer

Develop and maintain full-stack Java applications in a fast-paced, on-site environment with evolving requirements. Work extensively with Linux/Unix systems and modern development practices. Gain exposure to AI-powered coding tools and, optionally, contribute to blockchain or crypto-related projects.

Ascendion London, United Kingdom

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

Engineering Manager, Platform

Lead a team of platform engineers focused on improving software delivery speed and safety through standardized pipelines, developer tooling, and AI-assisted development integration. Drive adoption of platform solutions across engineering teams and define strategic direction for SDLC innovation. Work in a high-leverage leadership role with a focus on operational health, team growth, and measurable improvements in deployment frequency and release confidence.

Chainalysis United Kingdom

Remote Permanent