Top cloud consulting companies in the UK stand out for delivering well-engineered solutions that give businesses real flexibility and growth potential. These agencies work closely with tech-forward enterprises and ambitious start-ups, helping them navigate complex cloud environments while keeping security, performance, and innovation front and center.

From seamless migrations to advanced serverless architectures and multi-cloud strategies, the best players focus on practical results. They bring deep expertise in platforms like Azure and AWS, combined with strong DevOps practices, so clients can build reliable systems that adapt quickly and drive efficiency without unnecessary complications.

1. Oski Solutions

OSKI Solutions works with businesses across the UK market to support cloud needs through practical approaches that fit local requirements. Our work includes custom software development and cloud migration projects that help organisations modernise systems while keeping operations steady. We focus on delivering solutions that align with UK business priorities in sectors such as e-commerce, healthcare and fintech.

Our team handles legacy system modernization and API integration to make cloud transitions smoother. OSKI Solutions brings experience in .NET development, Azure development and AWS setups along with serverless architectures. This helps clients in the UK achieve better efficiency without unnecessary complications in their cloud environments.

Key Highlights:

• Supports cloud migration projects

• Works on legacy system modernization

• Provides API integration expertise

• Delivers solutions for UK market needs

Services:

• Cloud consulting

• Cloud migration

• Legacy system modernization

• API integration

Contact Information:

• Website: oski.site

• E-mail: [email protected]

• LinkedIn: www.linkedin.com/company/oski-solutions

• Address: Kaupmehe tn 7, 10114 Tallinn, Estonia

• Phone: +48571282759

2. Deployflow

Deployflow works with corporations and medium-sized businesses as they move through different stages of their cloud journey. The company acts as an extension of the client’s IT team to create cloud strategies and roadmaps that align with specific business goals while helping manage costs. Their expert cloud consultants support organisations whether they are just starting out or need full ongoing management of their cloud environment.

The agency offers practical cloud consulting that includes readiness assessments using their AI generative tool to build secure plans. Deployflow runs strategy workshops and prepares business cases to meet internal expectations. They develop structured migration roadmaps for applications, data and services. The company also provides tailored training programs so teams gain the skills needed to work effectively in the cloud. Deployflow maintains partnerships with major providers including AWS, Microsoft Azure and Google Cloud.

Key Highlights:

• Acts as extension of client IT teams

• Creates custom cloud strategies and roadmaps

• Supports full cloud environment management

• Holds UK Cyber Essentials and ISO certifications

Services:

• Cloud Readiness Assessment

• Cloud Strategy Workshop

• Business Case Approval

• Cloud Migration Roadmap

• Training and Support

• Cloud Management

Contact Information:

• Website: deployflow.co

• Phone: +44 20 8142 8846

• Email: [email protected]

• Address: Venture House, 2 Arlington Square, Downshire Way, Bracknell, RG12 1WA

• LinkedIn: www.linkedin.com/company/deployflow

• Facebook: www.facebook.com/deployflow

• Instagram: www.instagram.com/deployflow

3. Carmatec

Carmatec partners with UK organisations to design and manage secure public, private and hybrid cloud environments on AWS and Microsoft Azure. The company focuses on aligning cloud setups with governance, compliance and long-term business objectives. Their approach emphasises strategy, execution and continuous optimisation for cost control, security and operational reliability.

The agency delivers cloud consulting through structured assessments and roadmaps tailored to business priorities. Carmatec handles migrations and modernisation of applications, data and workloads with minimal disruption. They build custom architectures for different workload needs and provide ongoing management that includes cost optimisation, security hardening and disaster recovery. The company supports various industries with cloud environments adapted to specific compliance and performance requirements.

Key Highlights:

• Designs public, private and hybrid cloud environments

• Focuses on governance and cost visibility

• Supports legacy system modernisation

• Emphasises resilience and operational stability

Services:

• Cloud Strategy and Advisory

• Cloud Migration and Modernisation

• Public Private and Hybrid Cloud Architecture

• Cloud Optimisation and Managed Services

• DevOps Automation Services

Contact Information:

• Website: carmatec.co.uk

• Phone: +44 777 101 6989

• Email: [email protected]

• Address: 124-128 City Road, London, EC1V2N, United Kingdom

• LinkedIn: www.linkedin.com/company/carmatec

• Facebook: www.facebook.com/carmatec

• Twitter: x.com/carmatec

• Instagram: www.instagram.com/carmatec_inc

4. DevsTree

DevsTree delivers expert cloud consulting services that help businesses design, migrate and optimise their cloud infrastructure. The company builds solutions that aim for security, scalability and cost efficiency to support smooth performance and reliability. They assist organisations in improving efficiency and accelerating growth through modern cloud technologies tailored to specific goals.

The agency provides end-to-end support from assessment and planning to deployment and ongoing optimisation. DevsTree works across cloud architecture, migration, multi-cloud setups and security management. Their team focuses on creating environments that reduce operational risks and maintain high availability. The company helps clients modernise infrastructure while keeping performance and compliance in mind.

Key Highlights:

• Designs secure and scalable cloud strategies

• Supports migration and optimisation projects

• Works with multi-cloud and hybrid environments

• Focuses on performance and efficiency improvements

Services:

• Cloud Strategy and Architecture Consulting

• Cloud Migration and Modernization

• Multi-Cloud and Hybrid Cloud Consulting

• Cloud Security and Compliance Management

• Cloud Cost Optimization

• Cloud Performance and Scalability Optimization

Contact Information:

• Website: www.devstree.co.uk

• Phone: +44 7404 650992

• Email: [email protected]

• Address: Rotunda Point, 11 Hartfield Cres, London SW19 3RL, United Kingdom

• LinkedIn: www.linkedin.com/company/devstreeuk

• Facebook: www.facebook.com/devstreeitsolutionsuk

• Twitter: x.com/DevstreeUK

• Instagram: www.instagram.com/devstree.uk

5. N-iX

N-iX offers cloud consulting services to build scalable, secure and cost-efficient cloud environments. The company helps prepare infrastructure, applications and data for AI adoption and modern operations. They combine strategic guidance with engineering expertise across migration planning, cloud-native development and security.

The agency develops comprehensive cloud strategies based on current infrastructure assessments and business objectives. N-iX manages cloud migrations with minimal downtime and implements data and AI solutions. They provide cloud application development, DevOps practices and security consulting. The company also handles infrastructure management and FinOps for spending optimisation while maintaining performance and governance.

Key Highlights:

• Covers strategy to implementation support

• Works with AWS, Azure and Google Cloud

• Applies structured approaches to AI integration

• Focuses on security, compliance and reliability

Services:

• Cloud Strategy Consulting

• Cloud Migration

• Cloud Data and AI Implementation

• Cloud Application Development

• Cloud DevOps

• Cloud Security Consulting

• Cloud Infrastructure Management

• Cloud FinOps

Contact Information:

• Website: www.n-ix.com

• Email: [email protected]

• Phone: +442037407669

• Address: 6 Bevis Marks, London EC3A 7BA, UK

• LinkedIn: www.linkedin.com/company/n-ix

• Facebook: www.facebook.com/N.iX.Company

• Twitter: x.com/N_iX_Global

6. 21century.tech

21century.tech builds production software with an AI-augmented approach where senior engineers pair with models like Claude on tasks. The company handles architecture, design, business logic, code review and security while using AI for code generation, boilerplate and testing. The agency delivers MVPs quickly with full human ownership and review of every line.

21century.tech works through a process that starts with a brief from the client, followed by building with daily demos and ends with production-grade code. The company maintains human leads for key decisions and accountability. They support various development needs through this combined human and AI method to achieve senior-grade quality at good speed. The agency focuses on practical delivery of features, refactors and integrations.

Key Highlights:

• Uses AI-augmented engineering for development

• Maintains senior engineer oversight

• Delivers production-grade code with reviews

• Supports quick MVP and feature building

• Handles refactors and integrations

Services:

• AI-Augmented Software Development

• Architecture and Design Support

• Code Review and Quality Assurance

• Migration and Refactoring Work

Contact Information:

• Website: 21century.tech

• Email: [email protected]

7. MakeCloud

MakeCloud specialises in AWS-related cloud solutions for UK businesses. The company helps simplify billing processes and optimise usage of Amazon Web Services. The agency provides consultancy support along with managed services to secure, optimise and operate cloud environments. MakeCloud focuses on security, compliance, DevOps practices and cost management to support smooth operations.

The company assists with cloud migrations to minimise risks and downtime while setting up for ongoing success. MakeCloud works on generative AI applications using AWS tools like Bedrock and SageMaker. The agency also handles Datadog implementations for observability and monitoring. They act as an AWS Advanced Tier Services Partner and maintain various service offerings around AWS reselling, infrastructure management and FinOps approaches. The company supports different industries through tailored cloud capabilities.

Key Highlights:

• Simplifies AWS billing and usage optimisation

• Provides managed services for cloud operations

• Focuses on security and compliance measures

• Supports DevOps practices and automation

• Assists with cost management strategies

Services:

• AWS Consultancy

• AWS Managed Services Provider

• AWS Security and Compliance

• AWS DevOps

• AWS Cost Management and FinOps

• AWS Cloud Migrations

• AWS Gen AI

• Datadog Implementation

Contact Information:

• Website: www.makecloud.com

• Phone: +44 (0) 20 3637 8933

• Email: [email protected]

• Address: Rothamsted Enterprises, Harpenden, AL5 2JQ

• LinkedIn: www.linkedin.com/company/makecloud-devops-cloud-consultancy

• Twitter: x.com/MakeCloud418

• Instagram: www.instagram.com/makecloud_com

8. IDS Tech Solutions

IDS Tech Solutions delivers cloud consulting services that focus on making core operations smoother while boosting innovation and resilience. The company guides businesses through strategy, design, setup and reviews to help make the most of cloud investments. The agency works on lowering costs, improving performance and maintaining secure reliable systems.

IDS Tech Solutions offers cloud transformation strategy and roadmaps based on business goals and current workloads. The company conducts architecture assessments to identify inefficiencies and suggest improvements. They provide capacity planning and total cost of ownership calculations for realistic estimates. The agency specialises in public, private, hybrid and multi-cloud approaches to match different needs. IDS Tech Solutions supports various industries with sector-specific cloud solutions using platforms like Azure.

Key Highlights:

• Builds practical cloud plans and roadmaps

• Reviews cloud setups for improvements

• Supports different deployment models

• Focuses on cost, performance and security

• Delivers sector-specific solutions

Services:

• Cloud Transformation Strategy and Roadmap

• Cloud Architecture Assessment Services

• Cloud Capacity Planning and TCO Calculation Service

• Public Cloud Consulting Services

• Private Cloud Consulting Services

• Hybrid Cloud Planning and Strategy

• Multi-Cloud Planning and Optimisation

Contact Information:

• Website: idstechsolutions.com

• Phone: (+91) 172 505 3601

• Email: [email protected]

• Address: Rear Ground Floor, Hygeia Building, 66-68 College Road, Harrow, Middlesex HA1 1BE, London

• LinkedIn: www.linkedin.com/showcase/ids-tech-solutions

• Facebook: www.facebook.com/IDSINFOTECHLTD

• Twitter: x.com/idstechsolution

• Instagram: www.instagram.com/idstechsolutions

9. Greystone

Greystone offers AWS consulting services that include architecture design, migration, implementation and optimisation. The company supports businesses that are starting with AWS or looking to improve existing infrastructure. The agency works alongside internal IT teams to provide additional guidance and fresh perspectives on cloud environments.

Greystone helps with AWS cloud migrations to ensure applications and data remain secure, available and scalable. The company delivers infrastructure management through proactive monitoring and maintenance. They implement security best practices for compliance with standards. The agency focuses on cost optimization to reduce expenses without affecting performance. Greystone introduces DevOps practices on AWS to support faster and more reliable application delivery.

Key Highlights:

• Designs AWS architecture and solutions

• Supports internal IT teams with guidance

• Handles migrations and infrastructure management

• Implements security and cost optimisation

• Introduces DevOps practices

Services:

• AWS Cloud Migration

• AWS Infrastructure Management

• AWS Security

• AWS Cost Optimisation

• AWS DevOps

Contact Information:

• Website: www.greystone.co.uk

• Phone: 0161 726 5020

• Email: [email protected]

• Address: The Copper Room, Deva Centre, Trinity Wy, Manchester, Salford M3 7BG

• LinkedIn: www.linkedin.com/company/greystone-consulting

• Twitter: x.com/grystn

10. Webdigita

Webdigita provides cloud consulting for product, data and platform leaders who need clear plans for migration, security and cost control. The company develops roadmaps, decision options and phased delivery paths that support onboarding, reporting and integration work. The agency focuses on strategy, platform foundations and governance to make delivery more predictable.

Webdigita works on landing zone foundations, migration planning and application modernisation. The company handles identity and access management along with security guardrails. They create governance and operating models while supporting FinOps and cost optimisation. The agency prepares backup and disaster recovery approaches with clear handovers and enablement. Webdigita aligns scope, environments, access and data flows so stakeholders can move forward with confidence.

Key Highlights:

• Creates cloud strategy and roadmaps

• Builds platform foundations and landing zones

• Supports migration planning and waves

• Implements security and governance measures

• Focuses on cost optimisation and handovers

Services:

• Landing Zone Foundations

• Migration Planning and Waves

• Application Modernisation

• Identity and Access

• Security and Guardrails

• Governance and Operating Model

• FinOps and Cost Optimisation

• Backup and DR Readiness

Contact Information:

• Website: webdigita.co.uk

• Phone: 020 3026 0772

• Email: [email protected]

• Address: 3rd Floor, 86-90 Paul Street, London, United Kingdom, EC2A 4NE

• LinkedIn: www.linkedin.com/company/webdigita

• Facebook: www.facebook.com/webdigita

• Twitter: x.com/webdigita

• Instagram: www.instagram.com/webdigita

11. ReformIT

ReformIT supports businesses with cloud strategies, planning, design, construction and management of solutions. The company helps optimise data management across environments and automate processes for daily operations. The agency works with platforms like Microsoft Azure and Amazon Web Services to match specific business needs.

ReformIT offers cloud hosting services that provide secure and scalable environments. The company delivers managed cloud services including monitoring, security and compliance. They guide cloud migrations from on-premise to cloud or hybrid setups with minimal disruption. The agency provides consulting and strategy through readiness assessments and multi-cloud planning. ReformIT focuses on security, compliance and productivity tools like Microsoft 365 for collaboration.

Key Highlights:

• Supports cloud strategy and planning

• Designs and manages cloud solutions

• Handles migrations with minimal disruption

• Focuses on security and compliance

• Optimises workloads across clouds

Services:

• Cloud Hosting Services

• Managed Cloud Services

• Cloud Migration Services

• Cloud Consulting and Strategy

• Cloud Security and Compliance

• Cloud-Based Productivity and Collaboration

Contact Information:

• Website: reformit.co.uk

• Phone: 01242 236999

• Email: [email protected]

• Address: Cumberland House, Oriel Road, Cheltenham, Gloucestershire, GL50 1BB

• LinkedIn: www.linkedin.com/in/neilsmithreformit

• Facebook: www.facebook.com/ReformIT

12. net-devs

net-devs architects enterprise cloud systems on Azure, AWS or GCP with senior engineers who have production experience. The company focuses on reliability, security and cost discipline in cloud setups. The agency uses infrastructure as code by default so every environment stays version-controlled, reproducible and reviewable.

net-devs treats cost as a key consideration from the start through tagging, budgeting and design choices that account for unit economics. The company builds security into foundations with identity management, secrets handling, network segmentation and audit logging. They work across different clouds and provide honest assessments on when multi-cloud approaches make sense. The agency handles migrations from on-premise setups or between clouds after careful evaluation of what should move or stay in place.

Key Highlights:

• Architects systems on Azure, AWS and GCP

• Uses infrastructure as code approaches

• Focuses on cost discipline in design

• Builds security into cloud foundations

• Supports migrations with honest assessments

Services:

• Enterprise Cloud Architecture Services

• Infrastructure as Code Implementation

• Cost Management in Cloud Design

• Security Integration in Cloud Setups

• Cloud Migration Support

Contact Information:

• Website: net-devs.com

• Phone: +48 571 282 759

• Email: [email protected]

• Address: Obrzeżna 1D, 02-691 Warszawa

• LinkedIn: www.linkedin.com/company/net-devs

13. ASN Services

ASN Services offers cloud consulting services that focus on defining cloud journeys, migration roadmaps and service management procedures. The company applies expert knowledge and industry practices to support better business outcomes. The agency delivers tech-driven solutions that help enterprises understand and adopt cloud technology in a simplified way.

ASN Services provides a range of cloud consulting options alongside design, implementation, transformation and migration services. The company works to make cloud adoption easier for businesses through structured approaches. The agency emphasises proficient delivery that meets commitments while enabling smoother integration of cloud solutions into operations. They maintain various supporting IT services that complement cloud work, such as infrastructure support and specific technology implementations.

Key Highlights:

• Defines cloud journeys and roadmaps

• Supports service management procedures

• Delivers tech-driven cloud solutions

• Focuses on simplified cloud adoption

• Complements cloud work with IT services

Services:

• Cloud Design and Implementation Services

• Cloud Transformation Services

• Cloud Migration Services

• Infrastructure Support

• Citrix Solutions Design and Implementation

• VMware Solutions Design and Implementation

Contact Information:

• Website: asnservicesltd.co.uk

• Phone: +44 20 3371 7337

• Address: Send Business centre, 2f, Ground Floor,3 Tannery House, Tannery Lane, Woking, Surrey, England GU23 7EF

• LinkedIn: www.linkedin.com/company/asnservicesuk

• Facebook: www.facebook.com/ASNservicesuk

• Twitter: x.com/asnservicesuk

14. Synextra

Synextra provides UK cloud consulting services to help businesses make smart decisions around architecture, security, cost and scalability. The company offers clear guidance and expert insight to avoid common pitfalls in cloud environments. The agency acts as a partner for creating secure, reliable setups tailored to specific business needs.

Synextra supports various Microsoft Azure solutions including migration services, managed cloud services and cost optimisation. The company delivers managed services that cover contact centres, disaster recovery, private cloud and infrastructure. They focus on practical approaches that bring real value to cloud setups. The agency maintains expertise across multiple related areas to support comprehensive cloud initiatives.

Key Highlights:

• Guides decisions on architecture and security

• Helps with cost and scalability considerations

• Supports Azure migration and managed services

• Delivers disaster recovery and private cloud options

• Focuses on reliable cloud environments

Services:

• Azure Migration Services

• Azure Cloud Managed Services

• Azure Cost Optimisation

• Azure Virtual Desktop

• Microsoft Azure Consulting Services

• Managed Private Cloud

• Disaster Recovery Services

Contact Information:

• Website: www.synextra.co.uk

• Phone: 0161 883 1383

• Email: [email protected]

• Address: 5F 401 Faraday House, Faraday Street, Birchwood Park, Warrington, England, WA3 6GA

• LinkedIn: www.linkedin.com/company/synextra-ltd-

• Facebook: www.facebook.com/synextra

15. SoftPro

SoftPro provides cloud development services that help companies use the strength, adaptability and scalability of cloud computing. The company designs, creates and manages cloud solutions to optimise operations, improve security and support business growth. The agency works with modern tools and platforms for different cloud needs.

SoftPro develops cloud-native applications that operate in environments like Microsoft Azure and Amazon Web Services. The company handles cloud migration services for moving infrastructure, data and applications securely. They offer hybrid and multi-cloud solutions along with cloud security measures that include encryption and access management. The agency supports cloud-based data storage and analytics using various storage platforms.

Key Highlights:

• Designs and manages cloud solutions

• Develops cloud-native applications

• Facilitates cloud migrations

• Provides hybrid and multi-cloud options

• Focuses on cloud security and data management

Services:

• Cloud-Native Application Development

• Cloud Migration Services

• Hybrid and Multi-Cloud Solutions

• Cloud Security

• Cloud-Based Data Storage and Analytics

Contact Information:

• Website: soft-pro.pl

• Phone: +48 571 282 759

• Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401

• LinkedIn: www.linkedin.com/in/kyrylo-o

Conclusion

Choosing the right cloud consulting partner in the UK can feel like a big decision. It often comes down to finding that solid match where expertise meets your specific situation. Whether you're sorting out a migration, tightening up costs or building something more future-ready, the agencies out there vary in how they approach the work. Some lean heavily into certain platforms while others bring a broader view that helps tie everything together smoothly.

At the end of the day, the most effective collaborations happen when you connect with a team that listens first and then brings practical, well-engineered ideas to the table. Take time to look at how different companies handle strategy, execution and ongoing support. The UK scene has plenty of capable players, so it pays to dig a bit and pick the one that truly clicks with your goals. That way, your cloud journey ends up delivering real value without unnecessary headaches along the way.