Blockchain Jobs

Lead DevOps Engineer

Lead a growing DevOps team to build and evolve a secure, scalable Kubernetes-based internal developer platform. Drive automation, GitOps, and platform engineering strategy while integrating advanced practices like zero trust, policy-as-code, and AI-driven observability across multi-region clusters.

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

Product Manager - Core Platform & Data

This role focuses on owning the core platform and data products at Yapily, including identity, access services, and API gateway. The Product Manager will define strategy and data models, ensure seamless integration across systems, and drive enterprise-grade capabilities like SSO and role-based access. A key part of the role involves enabling AI agent authentication and building scalable data products such as analytics and reporting APIs.

Yapily London, United Kingdom

Hybrid Permanent

Senior Crypto Threat Analyst - Sanctions

This role involves leading end-to-end investigations into cryptoasset exposure to sanctioned entities and evasion networks, developing comprehensive monitoring frameworks, and producing high-impact intelligence outputs. The analyst will act as a subject matter expert on global sanctions regimes, improve detection processes, mentor junior colleagues, and translate findings into product and client-facing deliverables. Work spans deep research, cross-functional collaboration, and public representation of Elliptic's capabilities.

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

Chief Information Security Officer (CISO)

Lead and scale the global cybersecurity organization at a leading crypto platform, defining security strategy, overseeing security engineering and operations, and ensuring regulatory compliance ahead of IPO. Strengthen cloud, application, and infrastructure security while embedding security into development and establishing AI governance. Operate custody systems and provide executive-level risk assessments to board and regulators.

Blockchain.com London, United Kingdom

Technical Lead, Lending & Savings

Lead the technical direction for crypto savings and lending products, designing scalable distributed systems while mentoring engineers and collaborating with product and risk teams. Drive architecture, security, and innovation in a hands-on role shaping core financial infrastructure. Emphasis on operational excellence, AI-assisted development, and cross-functional delivery in a high-growth crypto environment.

Blockchain.com London, United Kingdom

Head of Policy

Lead policy strategy at an open banking infrastructure platform, shaping regulatory frameworks around open finance, digital identity, and AI. Translate complex regulatory developments into actionable business strategies while engaging with government, regulators, and industry stakeholders. Drive advocacy to support scalable, fair financial services innovation.

Yapily London, United Kingdom

Hybrid Permanent

Product Manager II - Fraud

This role involves leading the product strategy and delivery for fraud prevention systems at Kraken, focusing on fraud and account takeover (ATO) detection, case management, and compliance. The Product Manager will work cross-functionally with engineering, legal, risk, and external vendors to build secure, scalable solutions that protect users while minimizing friction for legitimate activity. Key initiatives include revamping case management workflows and integrating third-party fraud tools.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

Growth Workflow Specialist, Organic Growth

This role focuses on automating and scaling organic growth systems, particularly in the evolving landscape of AI-driven search and answer engines. The specialist will translate SEO and AEO strategies into automated workflows, including content brief generation, LLM visibility monitoring, and CMS deployment. The position emphasizes systems thinking, data-driven automation, and quality assurance of AI-generated content to maintain brand and SEO compliance.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

Senior Data Scientist

This role involves developing advanced behavioral heuristics, graph algorithms, and machine learning models to analyze blockchain data, particularly on EVM networks. The Senior Data Scientist will lead production projects from concept to deployment, working with large-scale on-chain datasets to uncover insights that power Chainalysis' products. Collaboration with technical and non-technical stakeholders, mentoring, and contributing to production data pipelines are key aspects of the role.

Chainalysis London, United Kingdom

On-site Permanent

Senior Software Engineer, Custody Services

This role involves building and maintaining secure, scalable infrastructure for cryptocurrency custody and transaction processing. The engineer will work on blockchain node operations, wallet and key management, third-party integrations, and containerized deployments using Kubernetes and AWS. Emphasis is placed on security, automation, monitoring, and high availability of systems handling billions in digital assets.

Robinhood London, United Kingdom

Senior Security Engineer

This role involves designing and implementing security controls across identity, cloud, and infrastructure platforms to protect Copper's digital asset systems. The engineer will lead IAM solutions, automate security workflows, conduct vulnerability management, and ensure compliance with standards like SOC2 and ISO27001. The position is technical and proactive, focusing on hardening systems, integrating security tooling, and advising teams on secure architecture within a fast-paced fintech environment.

Copper London, United Kingdom

Hybrid Permanent

Senior Growth Engagement Manager, International

This role focuses on driving international customer engagement through data-driven lifecycle marketing strategies. You'll design and execute automated customer journeys across onboarding, product adoption, and retention, using A/B testing and personalization to optimize engagement. Working closely with cross-functional teams, you'll leverage marketing technology and analytics to scale impactful campaigns across global markets.

Robinhood London, United Kingdom

DevOps Engineer

This role involves building and maintaining scalable, self-service infrastructure and CI/CD pipelines for a high-security digital asset platform. You'll work closely with engineering and SRE teams to ensure resilience, reliability, and performance of blockchain nodes and supporting systems. Key responsibilities include infrastructure as code, automated provisioning, and operating geographically distributed systems with strict availability requirements.

Copper London, United Kingdom

FP&A Manager

The FP&A Manager will lead financial planning, budgeting, and forecasting activities while managing a small team and delivering actionable financial insights to senior leadership. This role involves building financial models, driving reporting efficiency through dashboards, and supporting strategic initiatives such as fundraising. The position operates in a fast-paced crypto-financial environment, requiring close collaboration with cross-functional teams and strong analytical capabilities.

BCB Group London, United Kingdom

Hybrid Permanent

Junior Sales Executive

Junior Sales ExecutiveAbout RailsrRailsr is a leading embedded finance experience platform that enables any business to prototype, build and scale financial products. Our vision is to make finance an amazing experience for consumers and companies globally, working alongside brands and...

Rail SR London, London, City Of, United Kingdom

Hybrid Permanent