(Technical) Cloud and Platform Security Lead

(Technical) Cloud and Platform Security Lead (80‑100%) Join to apply for the (Technical) Cloud and Platform Security Lead (80‑100%) role at Sygnum Bank. Sygnum is a global digital asset banking group founded on Swiss and Singapore heritage. We enable professional and institutional investors, banks, corporates and DLT foundations to invest in digital assets with complete trust through institutional‑grade security, expert personal service and a regulated portfolio of digital asset banking, asset management, tokenization and B2B services. In Switzerland Sygnum holds a banking licence and has CMS and Major Payment Institution Licences in Singapore; the group also operates in Abu Dhabi, Luxembourg and other global hubs. Our Values S stands for the importance we hold in Seeking and seizing opportunities, and the way we take personal ownership for delivering results for our clients. Y represents the way we say Yes to maintaining the highest level of integrity and fairness in everything we do. G reminds us to always Grow and win together. We only succeed by supporting each other and challenging ourselves to reach for new heights. N is for Nose for value because we are always looking to focus on what matters most to our clients, partners and team. We are seeking a technical security practitioner to lead and shape the security of our cloud‑native platform and products at scale. Responsibilities Partner directly with platform, engineering and product teams to secure our cloud platform and digital asset product offerings. Review, challenge, and improve technical specifications and solution designs across cloud architecture and landing zones (AWS & Azure), platform, application and Kubernetes‑based microservices deployment, third‑party integrations and network connectivity. Own and continuously improve SSDLC capabilities working hands‑on with engineering teams on CI/CD controls that enhance developer experience. Own the configuration, tuning and day‑to‑day operation of security tooling, ensuring findings are integrated into engineering and operational workflows. Design, review and harden Infrastructure‑as‑Code, building secure defaults, guardrails and reusable patterns for production deployment. Design logging, monitoring and detection architecture for platform and application security events. Design and review encryption and key management solutions, including key lifecycle controls, signing workflows and approval chains supporting digital asset custody. Qualifications 7+ years of hands‑on experience across IT and security, with deep technical expertise in cloud‑native, platform or product security roles. Proven ability to design, implement, and operate technical security controls across AWS and Azure environments. In‑depth technical expertise in securing Kubernetes and container platforms. Hands‑on experience embedding security into modern software delivery and SSDLC workflows, including CI/CD pipelines and developer tooling. Ability to design, configure and run cloud‑native security solutions end to end. Comfortable working with technical configuration files, security policies and code‑based definitions (e.g., IaC, automation, policy‑as‑code). Experience collaborating with SOC teams to define detection and response strategies. Fluent in English; German is a plus. Highly Beneficial Experience with Web3 product components, such as digital asset custody, transaction signing workflows or tokenization platforms. Previous experience in security engineering, offensive security or security operations roles. Relevant industry certifications (e.g., cloud security, Kubernetes, etc.) are a plus, but hands‑on experience and technical judgement matter more. Our Offer Joining Sygnum means being part of a dynamic, global team that is building a trusted gateway between the traditional and digital asset economies. We offer a comprehensive benefits package that includes attractive market salaries, entrepreneurial incentive schemes, flexible work‑at‑home policies, professional development programs, and a one‑month fully paid sabbatical after five years of continuous employment. If you are passionate about the potential of blockchain to shape Future Finance and your profile is a good fit for this position, please send us your CV today #J-18808-Ljbffr