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What Clients Say

20+ years · Finance, Energy, Retail, Government

Over more than 20 years delivering software across investment banking, energy, retail, government, and betting exchange technology, I've had the privilege of working with some outstanding teams and clients. Here's what a few of them have said.

Samuel brought exceptional problem-solving and technical leadership to Ribby Hall Village. His ability to quickly understand our operational needs and translate them into reliable, well-engineered solutions significantly improved our business intelligence capabilities and day-to-day efficiency.

Ribby Hall Village Data Warehouse & Business Intelligence

Working with Samuel at Co-op was a genuine pleasure. His collaborative approach, attention to detail, and commitment to delivering high-quality work left a lasting impression on our team. He consistently raised the bar on code quality and brought a calm professionalism to every challenge we faced.

Co-op Retail Finance Competitor Pricing & Retail Analytics

Samuel's technical expertise and professionalism at ESG Global elevated our entire development process. His strategic insights, deep knowledge of smart metering systems, and consistent delivery drove meaningful and measurable improvements across our platform.

ESG Global Smart Metering & Energy Platform

At Mosaic Smart Data, Samuel demonstrated outstanding technical depth and a genuine talent for collaboration. His contributions to our real-time data ingestion platform were instrumental in strengthening the team's capability and delivering exceptional value to our clients.

Mosaic Smart Data Real-Time Financial Data Ingestion

Samuel joined UBS Warburg at a point when we needed someone who could hit the ground running in a demanding, high-stakes trading environment. He did exactly that — delivering robust, well-tested Java components under real pressure and earning the trust of the team quickly. His understanding of financial systems and the performance expectations that come with them was evident from the outset.

UBS Warburg Investment Banking & Trading Systems

Samuel built our Betfair integration and automated signal delivery system from scratch — on time, on budget, and exactly to spec. What impressed us most was how quickly he absorbed our domain requirements and translated them into a system that genuinely works in the real world of betting markets, where the edge between a good signal and a late one is everything. We'd have no hesitation bringing him back for future work.

Goldcall Freelance — Betting Advisory & Automated Signal Delivery

We brought Samuel in to automate our financial reporting and take a hard look at our technology costs — two things that had been eating time and money for too long. He delivered clean, reliable automation that removed hours of manual work each month, and his review of our stack gave us a clear, prioritised roadmap for reducing our infrastructure spend. He communicated everything in plain terms that made sense to us as business owners, not just technologists.

Kockoorocks Freelance — Financial Reporting Automation & Technology Consultancy

I engaged Samuel to design and build the API layer for a new FinTech product under a tight deadline. The architecture he delivered was clean, well-documented, and built with future extensibility in mind — something I hadn't explicitly asked for but immediately recognised as the right call. He asked the right questions early, flagged potential issues before they became problems, and delivered ahead of schedule. Exactly what you want from a senior contractor.

Private Client Freelance — API Design & FinTech Platform Development

Samuel helped us migrate a legacy monolith to AWS and restructure our infrastructure to properly use managed services. What stood out was his ability to explain every decision in terms of cost, risk, and operational simplicity — not just technical preference. We ended up with a system that's cheaper to run, easier to maintain, and far more resilient than what we had before. A genuinely valuable engagement.

Private Client Freelance — AWS Cloud Migration & Infrastructure Architecture

I needed a senior engineer who could work independently on a complex Betfair automation project with minimal handholding — Samuel was exactly that. He understood the exchange dynamics, built a reliable event-driven processing pipeline, and delivered thorough test coverage without being asked. The system has been running in production without incident since day one. Highly recommended for anyone building serious Betfair tooling.

Private Client Freelance — Betfair Exchange Automation & Data Pipeline

Samuel optimised the performance of our core Java services at a point where we were seeing latency issues under load that we couldn't diagnose ourselves. He profiled the system, identified several non-obvious bottlenecks, and resolved them methodically — bringing response times well within our SLA. He also took the time to explain what he'd found and why, which meant the team understood the changes and could maintain them going forward.

Private Client Freelance — Java Performance Optimisation & Profiling

What makes Samuel stand out from other contractors I've worked with is that he approaches every engagement as if the outcome matters to him personally. He pushes back when something isn't the right call, brings ideas to the table you haven't thought of, and always delivers what he commits to. For a small team without a dedicated architect, having him available for consultancy has been invaluable.

Private Client Freelance — Technical Architecture & Engineering Consultancy