Crypto Engineer (Contract)

As a Contract Crypto Engineer at Capco, you’ll design, develop, and support cryptographic solutions that protect data at rest and in transit across complex enterprise environments. You’ll bring together expertise in encryption technologies, mainframe systems, application development, and secure engineering practices, with a particular focus on Crypto as a Service (CaaS) capabilities. Working alongside enterprise technology teams, you’ll help deliver secure, resilient solutions that meet security, compliance, and operational requirements within financial services. What You’ll Do Design and develop secure solutions for data-at-rest and data-in-transit encryption, applying established cryptographic practices. Contribute to system design, architecture, application development, deployment, and ongoing platform support. Develop and support Crypto as a Service (CaaS) capabilities and enterprise-grade security solutions. Collaborate with enterprise technology teams to ensure cryptographic solutions meet security, compliance, and operational requirements. Support development practices, deployment pipelines, and release processes using enterprise tools and standards. What We’re Looking For Strong knowledge of encryption technologies, including symmetric and asymmetric cryptography, public key cryptography, and digital signing services. Experience designing and developing secure systems, applications, and enterprise technology solutions. Knowledge of IBM z/OS and related development tools, alongside mainframe technologies including COBOL, JCL, IMS, DB2, and Endeavor. Working knowledge of Java and Spring, with experience using application servers such as JBoss and WebSphere. Broad understanding of the technical environments, software, hardware, programming languages, tools, and operating systems used within large enterprise environments. Bonus Points For Knowledge of the IBM ICSF Crypto engine. Experience with IBM Liberty. Experience with enterprise tools such as Jenkins, ServiceNow, GitHub, Bitbucket, Datadog, Jira, and Confluence. Experience with at least one scripting language, such as Python. Knowledge of post-quantum computing and post-quantum algorithms. Why Join Capco Deliver high-impact technology solutions for Tier 1 financial institutions. Work in a collaborative, flat, and entrepreneurial consulting culture. Access continuous learning, training, and industry certifications. Be part of a team shaping the future of digital financial services. Help shape the future of digital transformation across FS & Energy. Inclusion at Capco We’re committed to making our recruitment process accessible and straightforward for everyone. If you need any adjustments at any stage, just let us know – we’ll be happy to help. We value each person’s unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our #BeYourselfAtWork culture encourages individuality and collaboration – a mindset that shapes how we work with clients and each other every day. Use of Artificial Intelligence in Talent Acquisition At Capco, we use artificial intelligence (AI) tools to support and enhance several parts of talent acquisition. This includes using AI-enabled features within LinkedIn to help source potential candidates, speeding up routine recruitment communications such as emails and creating compelling and brand-aligned job postings that accurately reflect role requirements, and AI-scheduling applications to improve the efficiency of interview coordination. AI is used as a support tool only. All hiring decisions are made by talent acquisition and hiring teams. Why This Role Is Open We are currently hiring for this role due to an existing or newly created vacancy within our organization. This position is open as part of our ongoing business needs, and we are actively reviewing applications to fill this role with a qualified candidate who can make an immediate impact.