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. 

Dani Picton is an experienced digital operations and delivery leader specialising in technology transformation, cloud delivery, and operational management. Currently serving as Head of Operations at Codiance, Dani is known for bringing clarity, structure, and calm leadership to complex environments, helping organisations scale delivery while maintaining strong teams and predictable outcomes.

With experience leading multi-stream initiatives across cloud platforms, client delivery, and operational change programmes, Dani combines strong commercial awareness with a people-focused leadership style. Passionate about transparency, accountability, and sustainable delivery practices, Dani helps teams deliver meaningful business impact in fast-paced technical environments.

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.

With over 18 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.

Erion is a highly experienced Solutions Architect and Software Engineer with more than two decades in the IT industry. He has worked across a wide range of technologies and sectors, helping organisations design, build, and support secure, scalable digital platforms.

With expertise in Microsoft Azure, DevOps, .NET, JavaScript, Java, PHP, and other tech stacks, Erion has led many projects from early discovery and pre-sales through to continuous delivery and long-term support. He is particularly passionate about cloud architecture, identity management, and improving security, performance, and usability through thoughtful system design.

Before joining Codiance, he worked as a consultant for a number of leading UK organisations, including BT, Jet2, SSE, Liverpool Victoria, BSI, Co-op, Beazley, Unison, and Unilabs. His experience spans cyber security, financial services, telecommunications, retail, travel, and cloud transformation.

One of his standout achievements was developing an early proof of concept for passkey authentication using Azure AD B2C in 2023. This work later became a full-scale solution for the UK’s largest telecommunications provider under his architectural leadership, and was publicly launched in 2025.

Charlotte Taylor is an experienced Project and Delivery Manager with over 15 years’ experience delivering digital, cloud, and SaaS projects across enterprise environments. She is known for bringing structure, clarity, and strong stakeholder management to complex programmes, helping teams remain aligned, collaborative, and delivery-focused.

With experience working across multi-region teams and diverse customer environments, Charlotte has built a reputation as a dependable and organised delivery professional. Her approachable leadership style and practical delivery expertise enable her to successfully guide projects from planning through to execution while maintaining strong working relationships and positive outcomes.

Kevin Greer is a Senior Business Analyst with almost 20 years’ experience across digital transformation, technology delivery, and business change. His career began in the legal sector as a practising solicitor, where he moved into implementing case management systems. It was through this work that Kevin discovered his passion for understanding business problems and using technology to make things work better, ultimately leading him into a dedicated Business Analysis and digital career.

Kevin particularly enjoys the investigative and problem-solving side of Business Analysis, getting underneath the initial request, asking the right questions, understanding how a business really operates, and identifying what needs to change. He works to bridge the gap between business needs and technical delivery, turning complex or sometimes unclear problems into clear requirements and practical solutions that teams can actually deliver.

Since moving fully into the digital sector in 2016, Kevin has worked across legal, professional associations, finance, B2B and B2C e-commerce, healthcare, telecoms, and publishing. His experience includes large-scale data platform implementations and digital agency delivery, with clients including Sodexo, RS Group, The Pharmaceutical Journal, and Irwin Mitchell. His combination of commercial understanding, technology experience, and genuine enjoyment of solving problems makes him a valuable link between customers, stakeholders, and delivery teams.

Tom Rudenko is an experienced delivery and bidding professional with nine years’ experience leading complex, high-value programmes across public and private sectors in the UK and EU. His background spans major transformation initiatives in defence, energy, and tax and customs, where he has helped organisations navigate complexity and deliver critical national infrastructure services.

He is known for bringing structure, clarity, and focus to challenging programmes, supporting teams to shape strategy, understand true end-user needs, and deliver against demanding objectives.

Before joining Codiance, Tom spent nine years at Netcompany, gaining end-to-end experience across the full delivery lifecycle, from market strategy and tendering through to delivery, operational transition, and programme exit. Over the past two years, he served as Bid Manager for Netcompany’s Public Sector portfolio, securing more than £125 million in revenue at strong margins. This included major wins with HMRC, MOD, Ofgem & DCC.

As central bid manager on major consortium bids, he has played a key role in ensuring collaboration amongst partners and driving successful outcomes.

Oliver Waterhouse is an Account Manager with around five years’ experience across digital, software, sales, relationship management and commercial strategy. He specialises in building strong client relationships, understanding organisational objectives and identifying opportunities that create meaningful, long-term value.

Before joining Codiance, Oliver worked as a Business Partner at Spindogs, where he supported clients in understanding their challenges, developing growth strategies and turning opportunities into tangible commercial outcomes. His approach is consultative and relationship-led, taking the time to understand what matters to each client while challenging assumptions and ensuring recommendations are commercially sound and aligned with longer-term objectives.

Oliver also brings a strong commercial background from his work in sport, including experience with Glamorgan Cricket and the ECB, where he developed partnerships, explored commercial opportunities and worked with stakeholders to create ambitious but deliverable plans. His wider client experience includes organisations such as Traveline Cymru and Notting Hill Genesis.

At Codiance, Oliver focuses on developing trusted client partnerships, identifying areas where we can add value and helping organisations make smarter commercial and strategic decisions. He combines commercial awareness with a genuine interest in understanding people and their challenges, creating relationships that go beyond individual projects to support sustainable growth.

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.

No matter the type of organisation, Mark operates comfortably at both the strategic and the ‘hands-on, get stuff done’ planes of solutions architecture. An Umbraco Certified Master, he pairs deep platform expertise with commercial and, in short, he genuinely loves making a difference for the clients he works with. Whether partnering with the NHS, Tesco or HMRC, getting under the skin of the real business challenge and designing solutions that tackle the root cause (not just the symptoms) is what drives him.

With varied and in-depth experience in supply chain automation across several global brands, Mark has been instrumental in helping clients streamline operations, automate intelligently and regain control of their internal processes. Having run a company himself, he knows that theory is cheap and results matter. He thrives on delivering measurable improvements in productivity and performance and is relentless about ensuring Codiance makes a positive, lasting impact on every client’s bottom line.

Lakshmi Chodavarapu is a QA Engineer with a strong background in both education and IT. She began her career in India as a Lecturer and Head of Department for the BCA programme, later relocating to the UK to work as a Mathematics Instructor before moving into quality assurance. Over the past seven years, she has worked with leading clients including Advanced Secure Technologies and IDWAL Marine Services, ensuring software quality through both manual and automated testing. Lakshmi is dedicated to identifying root causes and delivering effective solutions that enhance product quality and prevent defects early in development. 

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.

Will Harvey is a Software Developer with three years’ experience in designing and building robust, user-focused applications. He has a strong background in application development and enjoys creating systems that are both reliable and easy to use.

Before joining Codiance, Will worked at Codel Software, where he played a key role in developing an HR management system. During his time there, he contributed to the design, development, and ongoing improvement of core platform features, helping to support clients with their people and workforce management needs.

He is passionate about writing clean, maintainable code and continually improving his technical skills. Curious and detail-focused, he enjoys learning new approaches and working closely with teammates to deliver high-quality outcomes.

At Codiance, Will brings a positive, thoughtful approach to development and is committed to building well-crafted solutions that deliver real value for clients.

Joanna Green is a Senior Product Designer with over nine years’ experience across consumer goods, enterprise and SaaS, specialising in end-to-end product design from early research and discovery through to final, market-ready solutions.

Joanna brings a research-driven, user-centred approach to product design, combining creative problem-solving with a strong focus on practical outcomes. Her experience spans a wide range of products and environments, including leading design for a field sales representative product and working as the sole designer across a digital asset management solution, an AI product and a company-wide design system.

Earlier in her career, Joanna worked in an agency environment with brands including OneStop, Papa John's and Ashton & Parsons, developing digital products and experiences grounded in real consumer needs. This mix of in-house and agency experience has given her both the depth to take ownership of complex products and the flexibility to work across different challenges, teams and customer needs.

Kirstie Westwood is an emerging UX/UI Designer with a distinction in MSc Computing from Cardiff University and a strong creative background in animation and illustration. She combines technical understanding with visual design skills to create engaging, intuitive, and accessible digital experiences.

Her postgraduate dissertation focused on developing an Android mobile application that brought together sleep hygiene research and habit formation techniques. Through this project, she gained hands-on experience in user research, interaction design, prototyping, and mobile app development, with a strong focus on evidence-based design.

Passionate about user-centred thinking, Kirstie enjoys exploring how technology can support wellbeing, productivity, and positive behaviour change. She is particularly interested in designing digital products that are both functional and emotionally engaging.

During her time at Codiance she creates and maintains reusable design systems, develops user journeys and designs high-fidelity wireframes and prototypes. She is excited to continue developing her skills, collaborate with multidisciplinary teams, and contribute creative, thoughtful solutions that put users first. 

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.