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PQShield
PQShield
51 – 200 Employees
Skilled Worker Visa SponsorCryptoEnterpriseSecurity
PQShield develops post-quantum cryptography for security systems across the technology supply chain. Its team of cryptographers, researchers, and engineers works on quantum-resistant hardware and software, contributing to the international standardization of post-quantum algorithms and adapting them for chips, applications, and cloud environments. The company’s offerings include PQCryptoLib, a software library supporting quantum-safe and classical algorithms, along with platforms designed for high-speed, high-performance cryptographic applications. PQShield serves organizations in security, cryptocurrency, and enterprise technology that are preparing their data protection infrastructure for emerging quantum-computing risks and evolving NIST standards.
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Director of Software Engineering, Post-Quantum Cryptography

Lead software engineering for PQShield’s post-quantum cryptography products, guiding secure software architecture, engineering teams, and delivery. The role covers cryptographic libraries, protocols, key management, and PQC integrations across embedded, cloud, mobile, and data centre environments.

GBUnited KingdomHybridFull-timeLeadEnglish RequiredEngineering Manager
C++CloudCyber SecurityIoTRust

Description

  • Set and deliver the software engineering strategy for the company’s post-quantum cryptography product roadmap.
  • Manage, mentor, and develop software engineers, developers, and software security specialists.
  • Improve Agile engineering practices to strengthen delivery speed, predictability, and product quality.
  • Track developments in post-quantum cryptography and related software implementations.
  • Oversee cryptographic libraries, secure protocols, and PQC-optimized secure IP block design and implementation.
  • Lead software design and integration for key management, secure communications, and cryptographic agility.
  • Develop scalable, high-performance architectures for embedded, mobile, cloud, and data centre applications.
  • Support Agile delivery through sprint planning, stand-ups, reviews, and retrospectives.
  • Coordinate cryptographers, hardware engineers, and external suppliers on software and cryptography integration.
  • Advance testing and verification practices, including CI/CD automation for testing, integration, and deployment.
  • Partner with hardware and cryptography teams on hardware-software co-design and PQC accelerator integration.
  • Work with open-source communities and enterprise customers on PQC software IP integration and deployment.
  • Explain technical concepts and engineering progress to executives, product leaders, and customers.
  • Ensure software products comply with post-quantum cryptography security standards and regulations.
  • Apply secure software development lifecycle practices, including side-channel resistance, secure coding, and cryptographic algorithm agility.

Requirements

  • A PhD, bachelor’s, or master’s degree in computer science, software engineering, or a related discipline focused on cryptography or cybersecurity.
  • At least 10 years of software development experience, including 5 or more years in a leadership position.
  • Strong expertise in software security, cryptographic implementations such as OpenSSL or BoringSSL, and post-quantum cryptography.
  • Experience developing and validating secure software using C, C++, Rust, or comparable languages.
  • A track record of taking secure software products from initial concept through market launch.
  • Hands-on knowledge of Agile, Scrum, or Kanban practices, including backlog refinement, sprint planning, and performance measurement.
  • Understanding of cryptographic algorithms, protocols, and key management systems.
  • Familiarity with post-quantum cryptography standards and protocols, including NIST PQC.
  • Expertise designing and implementing secure architectures for software and cloud environments.
  • Knowledge of secure embedded software and IoT security.
  • Experience with software security solutions, secure coding methods, and vulnerability analysis.
  • Understanding of secure cryptographic implementations and systems that use cryptography.
  • Knowledge of side-channel and fault-injection attacks, along with their implementation countermeasures.

Benefits

  • Significant opportunities for learning and accelerated career growth.
  • A collaborative team culture made up of people who are passionate about their work.
  • Competitive pay and a share option scheme.
  • Flexible hybrid work arrangements plus a work-from-home budget.
  • Private medical insurance covering you and your family.
  • 25 days of annual leave, in addition to bank holidays and two wellness weeks.
  • A 50% discount on gym membership.
  • The opportunity to work with an energetic, capable, and welcoming team.

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