Latest Security Jobs

Infrastructure Security Engineer

This role involves designing and implementing security controls, automation, and monitoring systems across cloud and infrastructure environments to protect a high-scale crypto platform. The engineer will work closely with SRE and development teams to integrate security into CI/CD pipelines, enforce secure configurations, and respond to incidents. The position emphasizes proactive threat detection, tooling development, and influencing secure architecture at scale.

Blockchain.com London, 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

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

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

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 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

Java Developer (Blockchain)

This role involves designing and developing enterprise-grade backend services using Java, building APIs and microservices for digital asset products, and implementing blockchain-related business logic and workflows. The developer will also integrate external blockchain networks, collaborate with cross-functional teams, and ensure security and compliance.

Dabster Systems Ireland Limited London, United Kingdom

Hybrid Contract

Senior DevSecOps Engineer

This role involves embedding security into the software development lifecycle for a high-availability open banking platform. The engineer will automate compliance, strengthen security posture, and support secure operations on GCP and Kubernetes. The position plays a critical role in maintaining robust security for a regulated financial technology environment.

Yapily London, United Kingdom

Hybrid

Salesforce Lead - Agentforce

This role involves leading and managing a team of Salesforce Administrators, owning the strategic direction and operational health of Ledger’s Salesforce environments, and acting as the primary technical expert for Agentforce. You will design and build custom solutions using Apex, LWC, and Salesforce-native tools, and drive platform governance and AI initiatives to enhance customer support.

Ledger London, United Kingdom

Hybrid Permanent

Sales Engineer, London

This role involves providing technical pre-sales support by designing and demonstrating secure blockchain-based solutions for prospective clients across fintech, banking, and Web3 sectors. The Sales Engineer will lead product demonstrations, proof of concepts, and RFP responses, translating complex technical capabilities into customer-focused value. Close collaboration with sales and product teams ensures tailored integration of Fireblocks’ MPC wallet infrastructure and APIs.

Fireblocks London, 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

Senior Software Engineer – AI Infrastructure

Design and build high-performance Rust services for AI agent infrastructure, focusing on scalable model inference, orchestration, and execution. Develop reliable MLOps patterns with strong observability and failure handling in a production-critical, high-scale environment. Collaborate with agent systems and infrastructure teams to harden prototypes into robust systems serving millions of users.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

Principal Engineer, Digital Assets - NatWest Group

As a Principal Engineer, you will lead the development and deployment of digital asset platforms and services, ensuring high performance and resilience. You will define technical strategies, advise on product roadmaps, and manage the technical delivery of software engineering teams, while fostering innovation and operational excellence with an AI-first mindset.

eFinancialCareers Edinburgh, Alba / Scotland, United Kingdom

Principal Engineer, Digital Assets - NatWest Group

As a Principal Engineer, you will lead the development and deployment of high-performance systems for digital assets, working closely with senior stakeholders to define technical strategies and roadmaps. You will manage one or more software engineering teams, ensuring technical excellence and innovation while overseeing the delivery of complex solutions.

eFinancialCareers London, United Kingdom

Senior Software Engineer, Prime

As a Senior Software Engineer on the Prime team, you will design and deliver complex financial systems that handle institutional money, including settlement, credit, and cross-venue order flows. You will lead other engineers, shape the technical roadmap, and ensure the reliability and correctness of these systems.

Robinhood London, United Kingdom