Our experts

Mark has a wealth of experience working across Europe to deliver critical business projects for his clients. Whether it was helping the Instant Group platform scale to 150+ countries or producing a sales platform for Everest Windows, Mark has always been driven by the true business impact of the systems he’s put in place.

In 2010 Mark founded Codiance. The objective was simple: to work with clients who saw their systems as a central part of their digital transformation (DT). Whereas competitors were focusing on ‘efficiencies’ alone, Codiance also focused on ‘user optimisation’ - ensuring that systems are truly optimised for the people using them. This focus has seen Codiance grow to deliver successful projects and establish long-term partnerships with clients ranging from Prop Tech and Digital Health through to Higher Education.

With a far-ranging and varied career working with brands including 3M and Lloyds Register, Adam has the ability to make technology accessible to businesses of every kind. Thriving on the opportunity to truly understand the way a business or industry operates and functions, he has helped our clients traverse their business challenges through a unique point of view.

Drawing on his experience as CTO, Adam can balance technical know-how with a keen sense of business. “I like nothing more than developing a technology solution that either expedites workflows for consumers, customers or service providers. It’s always an exciting challenge and it’s genuinely refreshing to help businesses realise what technology can do for them”.

Martyn has built a wealth of experience at innovative, global technology companies. At Microsoft he managed Telefonica, seeing the implementation of several world-first advertising technologies. Following Microsoft, he became part of the team that launched Twitter into the UK. Here he managed the adidas global business through the Olympics in 2012 and the World Cup in 2014. 

Martyn loves working with fast-scaling, exciting businesses that have something new to offer their respective industries. Before his move to Codiance, Martyn was part of a consultancy that helped new tech-led businesses build commercial and sales strategies for new products and services. At Codiance he’s doing what he loves most: working with innovative teams that build compelling solutions that people can trust. 

Cath Greenslade is a seasoned HR expert with over 25 years of experience in the field. Her passion and experience lie in supporting fast-scaling, dynamic businesses like Codiance.

Cath specialises in providing pragmatic and legally sound solutions to a range of people-related challenges. Cath has served as a Senior HR Business Partner throughout her career, working closely with various companies to address their day-to-day HR needs and develop strategic People/HR plans to enhance overall business performance. She brings diverse experiences across many sectors, including tech scale-ups, manufacturing, sales, and retail.

Cath's track record includes successfully managing change initiatives and fostering organisational cultural development. With Codiance's recent growth, she’s perfectly placed to help us craft innovative solutions to our people's needs. Drawing from her wealth of experience, she has a unique ability to effectively communicate and ingrain these solutions to colleagues and stakeholders across our business.

Stewart Taylor is an expert Lead Software Engineer with over two decades of extensive experience in Microsoft C#, ASP.NET MVC, and cloud-based development. Specialising in building scalable web applications, Stewart excels in both bespoke and product development. His leadership shines through as he effectively manages teams, mentors developers, and oversees full project lifecycles while remaining hands-on.

With a deep knowledge of cloud services like Azure and AWS, and proficiency in DevOps practices and containerisation, Stewart drives efficient, reliable solutions. A personable and adaptable professional, he consistently achieves excellence through a collaborative approach and passion for innovative, high-quality software engineering.

Andy’s 20 years of experience across multiple functions within the IT industry provides a depth of knowledge and understanding that’s hard to come by within the BA domain. His broad experience provides a birds-eye view of how businesses function and how systems work together. He’s helped manage and improve global order routing and stock management for brands like Nike and adidas. He’s built complex fail-safe applications for 3M. We’re always excited to get him onto the next challenge.

Andy is always looking for client-facing problems to solve. He enjoys directly working with clients to understand and help them overcome the challenges they’re facing as a business. helping people transform ideas into tangible products that address real-world problems is what he does best.

Steve brings over 25 years of experience in project delivery, software development, and technical consulting. Skilled in ERP implementations and cross-industry project management, he excels at bridging technical and business needs to deliver impactful results. Certified as a PRINCE2 Agile Practitioner and Scrum Master, Steve utilises both Agile and Waterfall methodologies to manage full lifecycle project execution. His proactive, consultative approach ensures client satisfaction and value delivery, while his leadership fosters strong team collaboration. A resourceful problem solver, Steve embraces challenges and leads projects involving new technologies, consistently exceeding expectations.

With 17 years of experience, Laura excels at enhancing operational efficiency and providing support across various sectors, including the Third Sector, Communications, and Technology. She is the founder of My Discombobulated Brain, a charity dedicated to raising mental health awareness. Laura is personally committed to challenging stigma, contributing to the National Centre for Mental Health's groundbreaking research and several of their campaigns, including "Mood Disorders in Pregnancy".

Laura also brings a decade of experience as a freelance Personal/Executive Assistant, collaborating with high-profile brands and individuals. Her previous roles include serving as an Executive Assistant at specialist PR and communications agencies. Renowned for her exceptional problem-solving skills, Laura combines professional expertise with empathy to meet client needs and drive success.

Lydia is an experienced Senior Digital Project Manager and certified Scrum Master, with nearly a decade of expertise. She excels at leading cross-functional teams and delivering high-impact digital initiatives for our largest clients. Lydia’s skills in stakeholder management within complex organisations, along with her proficiency in both Agile and Waterfall methodologies, have been invaluable.

Her experience spans both the public and private sectors, including high-end e-commerce/retail, property, and sports and leisure, ensuring every client benefits from her extensive knowledge. Lydia has collaborated with clients such as the Welsh Government, DALI AS, Junior Adventure Group, Carbon Brief, Hodge Bank, Bristol Waste, and Technology Connect.

She thrives on working directly with clients, relishing the challenge of developing solutions quickly and iteratively while harmonising the teams she supports.

With over 20 years in solution driven business development, James excels in forming strategically-led partnerships and relationships with our clients in both the Public and Private sectors. James has built and led teams within some of the UK’s largest software development consultancies, working with clients such as HMRC, the Department for Transport, and the Welsh Government, as well as providing IT services for the Royal Mint, the Johnson & Johnson Group, and some of the world’s largest charities. James’ experience and knowledge of the latest technology stacks ensure that we’re always at the cutting edge for our clients. James is well-regarded by our clients and partners for his strategic insights, and his ability to connect our engineering teams to the fundamental challenges that new clients face.

No matter the type of organisation, Mark operates at both the strategic and ‘hands-on, get stuff done’ planes of solutions architecture. And in short, Mark loves to make a difference for the clients he works with. So whether it was for the NHS, Tesco or HMRC, figuring out the key business challenges and devising solutions to tackle the real, underlying problems, is at the heart of what he enjoys. 

With varied and in-depth experience of supply chain automation for several global brands, Mark has been quintessential in helping our clients streamline, automate and gain better control of their internal processes. With his hands-on experience of running a company, Mark enjoys nothing more than delivering tangible results to the businesses he works with through improved productivity. He wants to see Codiance positively impact every clients’ bottom line.

Ritu is a skilled and passionate Senior Test Engineer with nearly two decades of extensive IT industry experience. Security Cleared and both ISEB and OCP Certified, Ritu has expertise in all aspects of system development and the testing lifecycle, from specification through to delivery and commercial launch.

Highly organised, versatile, and results-oriented, Ritu takes an energetic and articulate approach to testing. With experience across key sectors such as pensions, finance, digital media, maritime, share dealing, SAP, higher education, and telecoms, she has collaborated with notable clients including IBM, Capita, Natural Resources Wales, and the UK Hydrographic Office.

Ritu enjoys working directly with clients, gaining a deep understanding of their products and helping them overcome challenges.

With a business and tech perspective, plus front-end and back-end expertise within that, Chris provides a birds-eye view and business appreciation that’s hard to come by. Couple his 25 years of expertise with his hands-on experience in running and managing large-scale data projects (TOTAL, Sky and Virgin Media to name a few), Chris brings a unique and essential perspective to the Codiance development team.

Chris is also one of our most accomplished Umbraco engineers, having managed the migration of the second-largest Umbraco site in Europe! Chris loves the direct impact of the work he does. Being able to see how the software created directly translates into solving everyday problems for people is a real driver. He loves working directly with clients. This way, Chris can truly address clients’ concerns as they arise and ensure that solutions are aligned with a client’s true business objective.

Paul is a seasoned Senior Software Engineer and Umbraco expert with nearly 30 years of industry experience. He has a deep understanding of the financial, retail, and legal sectors, having worked with top-tier clients such as The Instant Group, BancTec, New Look, Premier Foods, and Defaqto. His expertise encompasses software development, system architecture, and project management. Known for his hands-on approach, Paul seamlessly integrates with client teams and processes to deliver tailored, impactful solutions. He thrives on collaborating directly with clients, taking pride in making a positive impact and witnessing the tangible results of his work.

Diogo Gaspar is a determined and driven Senior Software Engineer with a decade of experience in developing, implementing, maintaining, and optimising web-based solutions. Specialising in .NET web-based applications, Diogo is an expert in full stack development within agile environments, utilizing .NET technologies, SQL and NoSQL databases, and JavaScript-based frameworks. Diogo's expertise spans Market Research and B2B sectors, having worked on customer satisfaction portals for notable clients like Lloyds Bank, Halifax, Scottish Widows, Bupa, and Care. Passionate about development, Diogo approaches each project like a puzzle, using logical thinking to achieve optimal solutions and drive success.

James is one of our trusted .NET software engineers with experience ranging from the fashion industry to social housing. With 4 years in the industry and a degree in Computer Science, James is an absolute asset at Codiance - particularly in expanding our expertise in property tech.

James likes nothing more than working closely with clients. He’s driven by solving the challenges faced, always striving to exceed expectations. With clients ranging from Peacocks and Eileen Fisher to Wales’ largest social housing landlords, James has hands-on experience in everything from front-end design to back-end data structures and relationships.

With 4 years of industry experience including a role as a Learning Technologist in within the higher education sector, Callum is now one of our software engineers working across some of our largest clients. Callum has a broad set of skills and thrives on working directly with clients. He specialises in a wide range of technologies everywhere from Articulate over to .NET including technologies such as Docker, Bootstrap, Blazor, EFCore and CI/CD Pipelines. As a self-taught programmer, Callum loves to learn new technologies; he enjoys creating, maintaining and optimising systems both on-prem and in the cloud. Callum has worked with the Welsh Government, JISC, and Instant Offices, the world’s largest property broker.

With 4 years of industry experience, Sean Morse excels at problem-solving and technical innovation. His career spans roles as a cloud platform engineer and software developer, contributing to the health and food manufacturing sectors. Sean has worked on impactful projects with Bupa and the NHS. He finds the most rewarding part of development to be devising efficient solutions and understanding data flow. Driven by a strong work ethic and passion for new skills, Sean is committed to achieving goals through effective communication, a well-organised schedule, and continuous personal development.

Liam is a .NET Software Developer with a BSc in Computer Science, graduating First Class from the University of South Wales. With 5 years of industry experience, he has worked at innovative tech businesses including pointOne EPoS, a market leader in the casual dining, quick-service, and theatre sectors. Liam has also undertaken roles as an Oracle PL/SQL Engineer in the Fintech sector, developing new loan management solutions.

Liam enjoys the daily learning and professional development that software development offers, finding it an extremely rewarding skill set that keeps him engaged and constantly evolving.

Amit is a distinguished designer and art director with an impressive 20-year career in the creative industry and has established himself as a trusted partner known for his unwavering commitment to excellence, credibility, and adaptability. What sets Amit apart is his seamless blend of creativity and professional acumen. His skill set extends beyond design, encompassing expertise in areas such as print production, web development and art direction. This comprehensive skill set makes him an invaluable asset to Codiance.

His collaborative approach involves close communication with clients, and project leads, which results in the generation of imaginative designs, all while ensuring strict adherence to deadlines. But it's not just his skills that make Amit stand out; it's his approachable and professional demeanour, that truly sets him apart. Amit Chakrabarti is a rare and exceptional leader in his field.

Whether it’s improving efficiency, reducing costs, or increasing SLA performance, Andrews' ‘hands-on, can-do’ approach always leads to measurable results. With a deep understanding of propTech (previously at Mapley estates where he was Head of Technology) and working with household names including David Lloyd and Gala Bingo. Andrew has implemented key business strategies that have demonstrably improved business outcomes.

Andrew thrives on working directly and closely with his clients, with a real enjoyment for creating, leading and motivating expert teams at Codiance.

Building his wealth of experience in the world of high-paced, multi-project advertising agencies, Sion designs and creates UX and UI that are functional and engaging. With a portfolio that also includes marketing collateral, digital advertising and, CRM output, Sion can manage and implement each client brief from concept to final delivery.

Sion works closely with clients throughout any given project to ensure the best results for any creative task. Solving the business challenge is at the heart of all good design - something that is only achievable by fully understanding the intricacies of a business workflow and the goals they wish to achieve. Sion loves to find a bespoke solution that works specifically for every client's need.