Latest Smart Contract Developer Jobs

Senior Product Security Engineer

This role involves leading the Product Security program for Blockchain.com’s internally developed products across consumer, OTC, and MRE lines. The engineer will design and operate the secure development lifecycle, conduct threat modeling, lead architecture reviews, and drive security automation including AI-integrated tooling. They will work closely with engineering teams to remediate security debt, enhance secure coding practices, and ensure robust protection of high-value financial transactions through proactive governance and incident response support.

Blockchain.com London, United Kingdom

Hybrid Permanent

Senior Developer (Fully

The opportunity As a Senior C++ Developer, you won’t be maintaining legacy code or adding features at the edges. You have the option to work fully remote or partically remote with access to the clients offices. You’ll be designing and...

Edison Hill Search London, United Kingdom

Remote

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

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

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 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

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

Financial Crime QC Lead

The Financial Crime QC Lead is responsible for designing and overseeing a robust quality control framework across fraud, transaction monitoring, and KYC processes within a regulated fintech environment. This role involves conducting in-depth reviews, driving remediation of control gaps, and providing coaching to improve team performance. The position plays a key part in ensuring compliance with UK and EU regulations while supporting process and system improvements in a fast-evolving digital asset sector.

BCB Group United Kingdom