Latest Blockchain Protocol Engineer Jobs

Senior Software Engineer, Blockchain Protocols

Design and maintain scalable systems for processing blockchain data across multiple protocols, ensuring high-quality datasets for investigation and compliance tools. Leverage AI-native development workflows to accelerate delivery and improve code quality. Provide technical leadership and mentorship while working closely with product teams to evolve data pipelines in a fast-moving environment.

Chainalysis United Kingdom

Remote Permanent

Back-End Engineer, Trading

Design and develop backend services in Kotlin and Python for a high-performance cryptocurrency trading platform, focusing on real-time order management, market data processing, and low-latency APIs. Collaborate with product, frontend, and trading teams in an international environment with strong emphasis on system reliability, scalability, and engineering excellence.

Blockchain.com London, United Kingdom

On-site 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

Sr Product Manager - Hybridisation

Lead product strategy and execution for Kraken Wallet, focusing on simplifying on-chain interactions for consumers. Own the end-to-end user experience, from onboarding to DeFi and payments, while collaborating with engineering, design, and security teams. Drive adoption and engagement by building intuitive, secure gateway products to the onchain economy.

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 - Data

This role involves designing and building large-scale, distributed data systems and pipelines that power blockchain intelligence and analytics products. The engineer will work hands-on with Scala, Spark, and AWS to process batch and streaming data, solve complex data challenges, and integrate AI-driven tooling. Collaboration with data scientists, product teams, and intelligence analysts is key to delivering transparent, impactful solutions in the crypto space.

Elliptic London, United Kingdom, United Kingdom

Hybrid 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

Product Engineer

This role involves owning the frontend product experience for a live decentralised exchange, shaping its design, performance, and user experience. The engineer will bridge product and engineering, translating designs into high-quality, responsive trading features while influencing product direction. The position requires deep frontend expertise, product ownership, and experience in building scalable trading platforms.

Improbable Ltd. United Kingdom

Remote Permanent

Solutions Architect, EMEA

The role involves leading end-to-end technical delivery of Fireblocks implementations for major banks and financial institutions across EMEA. You will design secure, scalable integrations with core banking, custody, and tokenisation systems, while also supporting pre-sales with technical discovery and solution design. The position requires deep expertise in enterprise architecture, security, and blockchain or financial systems, with a focus on operational excellence and customer success.

Fireblocks United Kingdom

Software Engineering Lead

Lead a high-impact engineering team building Investigator, a leading crypto compliance and financial crime investigation platform. Translate complex blockchain data into intuitive, scalable web applications using modern JavaScript/TypeScript stacks. Drive technical direction, mentor engineers, and collaborate closely with product to deliver features that help global compliance teams trace illicit fund flows.

Elliptic London, United Kingdom, United Kingdom

Hybrid 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

Digital Assets Product & Delivery Manager

This role involves driving the delivery and rollout of digital asset and tokenization products within a capital markets environment. The candidate will coordinate cross-functional teams, support client onboarding, and ensure operational readiness across front-to-back workflows. It combines product management, programme coordination, and stakeholder engagement to bring innovative financial solutions to market.

eFinancialCareers London, United Kingdom