Staff Software Developer

Join us at Entrust    At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely .     Get to Know Us    Headquartered in Minnesota, Entrust is an industry leader in identity-centric security solutions, serving over 150 countries with cutting-edge , scalable technologies. But our secret weapon? Our people. It’s the curiosity , dedication, and innovation that drive our success and help us anticipate the future.    Job Title: Staff Software Developer   Location: Cambridge (Hybrid, 3 days onsite) Job Type: Permanent, full-time   Position Overview:     An experienced Staff Software Developer with strong C and Python expertise, responsible for leading the design and delivery of complex features within a major cryptographic security product.   The role provides technical leadership from initial feature analysis through design, implementation, testing, and release. Working across embedded software, platform components, client-side tools, and APIs, it establishes clear technical direction, drives cross-functional collaboration, and ensures solutions are secure, maintainable, and aligned with the product architecture.   This is a hands-on technical leadership position requiring strong software engineering and design skills, sound technical judgement, and the ability to influence, mentor, and guide engineers across multiple disciplines.   Responsibilities:   ·       Lead complex features from initial analysis and technical design through breakdown, estimation, implementation, validation, and release. ·       Translate high-level or evolving requirements into a clear technical approach for the team setting priorities of tasks. ·       Design, develop, test, review, and maintain high-quality software across relevant areas of the product. ·       Coach and mentor engineers, including supporting Senior Software Developers in developing their technical leadership and feature ownership. Support architecture team in design of system-level architecture (availability, latency, cost, data models). Use cross-domain knowledge to anticipate scale and evolution over time. Qualifications:   Basic Qualifications    ·       A degree, equivalent qualification, or equivalent practical experience in Software Engineering, Computer Science, Mathematics, or a related discipline. ·       Strong software development expertise in C, Python, or comparable systems-level technologies, with the ability to work effectively within an established C and Python codebase. ·       Significant experience designing and delivering complex, multi-component software systems. ·       Experience working across multiple components or layers of a software system, such as embedded software, device drivers, platform components, client-side tools, or APIs. ·      …