Solution Engineer - Cyber Security and Data

Solution Engineer – Cybersecurity & Data Location: Sheffield – Hybrid Contract: 12 months initially Rate: Inside IR35 We're currently recruiting for a Solution Engineer to join a major financial services client in Sheffield on an initial 12-month contract. This is a hands-on technical architecture and solution design role within a cybersecurity-focused function, working across cyber analytics, big data, cloud, software engineering and security. You'll be responsible for shaping and assuring end-to-end technical solutions, producing architecture documentation and working closely with engineering, platform and central architecture teams to take solutions from requirements through to production. Key Responsibilities

• Define and maintain HLDs, LLDs, reference architectures, design patterns and Architecture Decision Records (ADRs).
• Design and evolve large-scale, petabyte-level data platforms using open-source technologies.
• Evaluate technologies, OSS components and vendors, including running PoCs and documenting technical trade-offs.
• Own end-to-end solution designs for custom-built cybersecurity applications.
• Provide technical architecture and design input to software engineering and platform teams.
• Work with central architecture and governance functions to ensure solutions meet required security, regulatory and technology standards.
• Facilitate design workshops and governance forums, influencing technical decisions across multiple teams.
• Ensure solutions are secure, operationally supportable, scalable and commercially viable.
• Contribute hands-on where required, including coding and technical implementation. Experience Required We're looking for someone with a strong technical background who can operate comfortably between architecture, engineering and cybersecurity. Key experience includes:
• Strong experience designing, deploying and operating big data platforms at scale.
• Hands-on experience with big data technologies and platforms.
• Proven experience delivering end-to-end solution designs, from requirements through to production and ongoing support.
• Experience across cloud and/or on-premise infrastructure; Azure, AWS and GCP experience would be beneficial.
• Good understanding of cybersecurity and secure-by-design principles.
• Experience with areas such as IAM/RBAC, authentication, encryption, key/secrets management, logging and auditability.
• Understanding of Secure SDLC, vulnerability management and software supply-chain security.
• Strong communication skills, with the ability to explain complex technical concepts to both technical and non-technical stakeholders.
• Comfortable influencing and facilitating across teams without direct authority.
• A pragmatic approach to architecture, balancing long-term technical strategy with delivery requirements.
• Willingness to remain hands-on and contribute technically when required. The Opportunity This is a strong opportunity to work on large-scale cybersecurity and data engineering initiatives within a major financial services environment, with exposure to modern open-source data platforms, cloud technologies, cybersecurity architecture and enterprise governance. If you have a background in Solution Architecture / Solution Engineering, Big Data and Cybersecurity, and are comfortable getting hands-on with technology, we'd be keen to hear from you.