Top Blockchain Software Engineer Jobs

Lead software development projects for Mastercard's credit card authorization system. Responsibilities include technical design, mentoring engineers, and implementing process improvements.

The Senior Software Engineer will develop enterprise applications using Java and front-end technologies like Angular/React, ensuring high-quality code and support for scalable cloud architectures.

Design, develop, test, and maintain complex software components for Mastercard's Decision Management Program. Act as a technical leader: drive code quality, system design, integrations, automation, deployments, and operational improvements. Mentor teammates, contribute to agile processes, and promote reusable patterns and standards. Troubleshoot and refactor code, participate in prioritization, demos, and acceptance activities, and adopt new languages and architectures as needed.

Lead the technical design and delivery of banking features at Cash App, collaborating across teams, driving architecture improvements, and mentoring engineers.

The role involves supporting integration and sales of Square's Developer Platform, collaborating with partners, and advising on solutions for sellers.

The Software Engineer will design and maintain backend infrastructure for high-throughput distributed systems, debug production issues, and collaborate with stakeholders.

Lead architecture and multi-year technical strategy for financial data pipelines and reporting. Design and deliver backend services in Go, ensure accuracy, timeliness, and auditability of financial data, and partner with Finance/Accounting/Tax to translate regulatory requirements into scalable systems. Mentor senior engineers and set architectural standards across Financial Engineering.

Design, build, and maintain blockchain and payments infrastructure; develop scalable microservices and secure RESTful APIs to transfer value across blockchain and banking protocols; integrate with banks and fintech; own system design, testing, deployment, and troubleshooting; ensure reliability, code quality, and strong test coverage while collaborating with product and engineering teams.

As the lead iOS engineer, you'll own the mobile development lifecycle, collaborate with teams, build apps, and ensure secure data handling.

The Engineering Manager leads a team in delivering reliable software solutions, blending technical contributions with team leadership, managing projects, and improving processes.

As a Founding Rust Engineer, you will architect and implement low-latency Rust services, build EVM smart contracts and Substrate modules, optimize systems, establish processes, and mentor new hires.

Join as a senior engineer shaping user experience and trading systems at Ventuals, focusing on full-stack development and infrastructure for a new onchain market.