Latest Blockchain Architect Jobs

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

Front-End Engineer, Institutional

Build and optimize UIs for institutional crypto trading tools with a focus on performance and data visualization. Collaborate closely with traders to develop responsive, real-time interfaces handling large datasets. Work in a high-performance environment using modern frontend technologies like React, TypeScript, and NextJS.

Blockchain.com London, United Kingdom

Senior Product Manager

This role involves owning the vision and roadmap for Elliptic’s Real-time Risk solutions, focusing on detecting financial crime risks in crypto transactions. You'll collaborate with engineering and design teams to build scalable, programmatic alerting systems, while deeply understanding blockchain analytics and customer needs across financial services and government. The position requires translating complex technical data into actionable insights and continuously iterating based on customer feedback and performance metrics.

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

Senior Intelligence Analyst, DPRK & China Focus

This role involves deep analysis of North Korean and Chinese crypto threats, including on-chain tracing, attribution, and intelligence production. The analyst will lead responses to sanctions events, map illicit networks, and represent Chainalysis as an expert in the field.

Chainalysis London, United Kingdom

Hybrid 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 Crypto Threat Analyst - Terrorism

Lead in-depth investigations into cryptoasset use by terrorist networks, identifying typologies and building intelligence on facilitation ecosystems. Translate findings into actionable insights for financial institutions and governments, enhancing Elliptic’s threat detection capabilities. Collaborate globally to integrate intelligence into products and support public-sector disruption efforts.

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

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

Institutional Sales Associate

This role involves driving institutional sales growth across EMEA by identifying and onboarding high-value clients such as hedge funds, family offices, and trading firms. The associate will manage the full sales lifecycle, from outreach to onboarding and trade execution, while acting as the primary client contact and collaborating with trading, legal, and compliance teams. Success requires a strong understanding of crypto markets, OTC trading, and institutional client needs in a fast-paced environment.

Blockchain.com London, United Kingdom

Hybrid Permanent

Lending & Savings Lead

Lead the strategy and commercial performance of crypto savings and lending products, driving growth in AUM, revenue, and market share. Work cross-functionally to launch new offerings, optimise pricing and risk, and shape product development in a fast-moving fintech environment.

Blockchain.com London, United Kingdom

Hybrid Permanent

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

Site Reliability Engineer - Core

This role involves advancing infrastructure reliability and scalability for a major blockchain platform. The engineer will develop tooling, improve observability and monitoring, and guide development teams on best practices. The position emphasizes automation, reduction of toil, and cross-organizational coordination in a high-growth, security-focused environment.

Blockchain.com London, United Kingdom

Hybrid Permanent

UK Market Lead

Lead the UK market strategy for a leading digital assets platform, driving user growth and revenue by shaping product localization, building partnerships, and representing the brand in the crypto ecosystem. Act as a cross-functional leader, bridging product, marketing, compliance, and engineering to ensure market-specific needs are met. This role requires deep local market insight, strong stakeholder engagement, and data-driven decision-making to scale operations in a fast-evolving regulatory and competitive landscape.

Blockchain.com London, United Kingdom

Hybrid Permanent

Technical Customer Support Lead

Lead and scale a technical customer support team focused on AI-driven automation and operational excellence. Drive product feedback, manage high-severity escalations, and build career frameworks while remaining hands-on with complex technical issues. The role bridges engineering and customer needs in a regulated, high-stakes environment.

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

Senior Platform Engineer, Foundations

This role involves designing, building, and operating foundational platform services such as managed Kubernetes clusters, Kafka, and CI/CD systems that enable engineering teams to deploy and run software securely and efficiently. The engineer will implement infrastructure as code across AWS, improve system reliability through SLOs and automation, and create self-service abstractions to reduce cognitive load for product teams. The position operates at the intersection of infrastructure, security, and developer experience within a rapidly evolving blockchain analytics environment.

Chainalysis London, United Kingdom

Hybrid Permanent