Tamesh Sivaguru

I guide organisations to achieve strategic milestones by aligning cutting-edge technology with core business objectives. My expertise lies in architecting tailored, cloud-based solutions that serve as catalysts for business growth, drawing from a deep well of experience in full-stack engineering, system integration, and data architecture. I thrive on deconstructing complexity and building consensus.

By fostering robust partnerships with senior management and key stakeholders, I translate executive vision into actionable technical strategy.

My core focus includes

Championing Best Practices: Instilling a culture of excellence in product development and engineering.
Strategic Oversight: Providing expert guidance on critical system migrations and cloud adoption to ensure scalability and security.
Mentoring Leaders: Empowering technical and product leaders to build resilient, motivated teams. My extensive experience in the demanding financial & commodities sectors (Structured Finance, Commodities, FX, etc.) has honed my ability to provide sound judgment and decisive leadership on mission-critical projects.

Founding Chief Technology Officer (CTO) & Board Director - HMD - Remote

(2026-05)

Executive Leadership & Strategy: Define the overarching technology vision, product roadmap, and architectural strategy to align with commercial business growth and investor milestones.
MVP Development & Scaling: Spearhead the design and delivery of early-stage software architecture, leveraging modern cloud ecosystems, agentic AI/LLM frameworks, and scalable infrastructure to accelerate time-to-market.
Team & Process Engineering: Establish high-performance engineering culture, implementing Agile, TDD/DDD practices, and automated CI/CD pipelines from the ground up to ensure elite code quality.
Technology Governance & Risk: Own the security, budget allocation, and vendor selection frameworks, minimizing operational risk and technical debt while maximizing ROI.

Board Advisor (Technology & Strategy) - HMD - Remote

(2026-03)

Strategic Governance: Providing high-level technical oversight, governance, and strategic direction to the executive board, ensuring alignment between long-term product vision and core engineering capabilities.
Risk Management & Scalability: Advise on architectural risk mitigation, data privacy compliance, and cloud infrastructure cost optimization across product streams.
Executive Mentorship: Serve as a trusted sounding board for technology leadership, guiding decisions around modern tech-stack adoption, architectural epics, and organisational structure.

Consultant Technical Lead (Software Engineering) - Willis Towers Watson - London, UK

(2025-04)

AI/LLM Led Insurance Data Processing: Refining and building out the AI led functionality. To handle ingestion and processing of complex insurance documents (claims, statement of values etc.) on a post MVP system to prepare for commercialisation. Property Quantified

Delivered a major business feature to allow clients to model complex insurance structures. In parallel with a back-end architectural epic to containerise the system. Which allows for greater scalability, robustness and resilience.
Advising and leading the team on best practices, on their key client facing and revenue generating system.
Tuning the elasticity of the systems algorithmic analytical capabilities (to support magnitudes of order larger data inputs; 10x locations for example).
Considering architectural modernisation to aid the capabilities of the system and user demands.