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Services

Application Development

Transform, automate, and innovate through bespoke software solutions

Built Around You
Tailored apps for complex needs
Design, develop and deliver solutions aligned to your organisation’s goals
Secure. Compliant. Scalable.
Code that fits your environment
Developed with governance in mind—from financial services to public sector
Modern Tools, Faster Delivery
Agile, low-code and cloud-ready
Accelerate change with future-proof solutions and faster time to value

At C5 Alliance, we help organisations solve business challenges and unlock new opportunities through tailored software development.

Whether you need a custom app, a mobile solution, systems integrated or help with low-code automation, our team works alongside yours to deliver scalable, secure, user-friendly applications that drive measurable value.

We’re not just developers — we’re collaborators, advisors, and trusted partners.

Our Services

Power Platform Development

Faster development, seamless integration, and stunning data visualisation

Bespoke Software development

We design and develop bespoke solutions that integrate with your existing systems
An abstract image of a beautiful meadow at sunset on the edge of a wood. Blue computer code falls from the trees in streams, the meadow is covered with digital lights

Built Around Your Business

Every solution starts with a conversation. We take the time to understand how your business works, where the challenges lie, and what success looks like for your team.

From there, we shape a solution around your goals — working in partnership with you through every stage of development.

We use Agile methodologies to keep projects transparent, flexible, and focused on what matters most. You’ll see working software early and often, giving you the chance to prioritise features and maximise your budget.

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Microsoft Power Platform Development

Rapid, secure, low-code apps that drive real results

We build powerful business applications using Microsoft Power Platform — connecting Power Apps, Power Automate, and Power BI to the Microsoft ecosystem and beyond. These low-code tools enable faster development, seamless integration, and stunning data visualisation, helping you modernise manual processes and act on insights in real time.

We can develop both canvas and model-driven apps for specific tasks, such as inspections, compliance, field sales enablement, and more — all backed by secure integration with Microsoft 365, Dynamics 365, and Azure.

People working remotely in the C5 hub on their laptops and tablets

Bespoke Software Development

When off-the-shelf doesn’t fit, we build around you

Sometimes, you need something purpose-built. We design and develop bespoke solutions that integrate with your existing systems or completely transform a business function. From tactical tools to strategic enterprise applications, we cover front-end, back-end, cloud, on-premise, or hybrid solutions.

Our developers work closely with technical business analysts to ensure your goals are captured, your risks are addressed, and your application is fit for purpose — now and into the future.

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Expert Support from Start to Finish

Technical Business Analysis

Our Technical Business Analysts act as the catalyst between your vision and successful delivery - ensuring clarity, alignment, and momentum from day one. We work closely with your team to translate business objectives into precise technical requirements, map data flows, and manage complex integrations.

With expertise in GDPR compliance and deep knowledge of regulated environments, we help organisations reduce risk while unlocking productivity. Leveraging our Microsoft Solutions Partner status and ISO 27001 information security accreditation, we bring proven frameworks and trusted governance to every project.

From discovery workshops through to final sign-off, our approach blends structured analysis with agile adaptability - making sure solutions are not only technically sound, but also fit for your users and your long-term goals.

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Application Testing

We offer flexible, scalable testing services — including onshore resources who can work on-site, remote testing through our BDO network, or full responsibility for QA. From functional testing to best-practice code reviews, we help ensure your application is secure, stable, and ready for use.

Governance & Documentation

We help you align your applications with industry regulations and internal standards. We provide full technical documentation, including user journeys, integrations, supported platforms, and use cases — giving your investment a clear roadmap for the future.

UX & UI research and design solutions

We design intuitive, engaging digital experiences that align with your goals. Our NNG‑certified team combines creativity with research‑driven insight to deliver interfaces that delight users, enhance usability, and help your business thrive.

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  • UI Design

    Visually striking, accessible interfaces that improve usability.
  • UX design

    User journeys shaped by NNG-certified insight and testing.
  • Interaction Prototyping

    Refine and validate functionality before launch.
  • Accessibility design

    Inclusive experiences meeting global standards.

C5 are a Microsoft Solutions Partner with 4 competency certifications

Our certifications
Business Outcomes That Matter. When off-the-shelf doesn’t fit, we build around you.

Our application solutions are designed to drive measurable results:

  • Faster delivery

    and reduced time-to-market
  • Scalable performance

    built to grow with you
  • Increased capacity

    through flexible resource models
  • Secure by design

    meeting ISO 27001, PCI/DSS, and GDPR standards
  • Lower total cost of ownership

    through automation and modernisation
  • Reduced enterprise risk

    and management overhead
  • 24x7x365 monitoring and support

    to keep systems resilient
  • Streamlined system integration

    and improved team collaboration
Teams collaborating on projects in the C5 Office

Why C5 Alliance?

We combine deep technical expertise with local understanding to deliver business-ready solutions. As a Microsoft Solutions Partner in Digital & App Innovation, we bring the tools, frameworks, and insight to help you accelerate transformation and reduce complexity — while staying focused on your goals. We act as the catalyst for digital change — helping you modernise, adapt, and thrive. Talk to our Application Development team today.

The C5 Approach

No matter what we do together, we take a broader view of the challenges that businesses face - helping you thrive.

  • Advise

    Whether you’re extending existing systems or building from scratch, we help you find the best path forward.
  • Transform

    We implement your solution using industry best practices, within your in-house team or fully managed.
  • Run

    Ongoing support through our Managed Services team so your applications continue to run at their best.

A Recognised Microsoft Solutions Partner

C5 Alliance holds four of Microsoft’s six new Solutions Partner designations, more than any other provider in the Channel Islands:

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  • Smarter Ways to Work

    Automate the everyday and focus on what matters
  • Secure by design

    Protect your people, data and devices - everywhere
  • Tailored, Not just Off-the-Shelf

    Solutions configured around your business—not someone else’s
  • Trusted in Regulated Markets

    Proven delivery in complex, compliance-heavy environments
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