Top Tech Jobs & Startup Jobs in London

Leads secure software architecture and development for scalable, cloud-native enterprise systems. Designs application security controls, frameworks, and threat-modeling practices; establishes coding and testing standards; oversees DevOps, monitoring, telemetry, and defect management. The role also provides technical direction for AI security initiatives, translates business requirements into secure solutions, and collaborates with cross-functional stakeholders to improve system resilience and data protection.

Lead design and delivery of scalable, cloud-native platform capabilities and ML-integrated applications. Oversee full SDLC, architecture, reliability, CI/CD, observability, and incident response. Provide technical leadership, mentor engineers, collaborate with stakeholders, and drive continuous improvement to support high-availability distributed fulfillment systems.

Develop and deploy scalable machine learning and mathematical optimization models for Walmart’s inventory decision systems. Responsibilities include data exploration, feature engineering, model validation, data quality assessment, visualization, governance, and production readiness. The role translates complex inventory and business requirements into automated, data-driven decisions while collaborating with engineering, product, and business stakeholders.

Develops and governs technology, AI, and information security policies and standards. Assesses policy and governance risks, maintains risk registers, tracks remediation, and improves exception workflows and accountability. Translates legal, regulatory, audit, security, and business requirements into enforceable guidance. Uses AI, automation, and workflow tools to improve governance efficiency and adoption while partnering with Legal, Audit, Security, Technology, and business stakeholders.