SaaS Engineering Cloud Architecture Data-Ready by Default

Premium Software for Ambitious Teams

We craft resilient platforms, CRM/ERP systems, and bespoke applications that scale securely across clouds — delivered with cinematic polish and measurable outcomes.

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About Us

Business & Domestic Software Development

Open Common Soft Limited designs, builds and operates cloud-native products with obsessive attention to reliability and experience. Our delivery pods blend strategy, UX, engineering and QA to accelerate outcomes without compromises.

Security & Compliance

From identity and access to zero-trust networking, we embed security reviews, threat modelling and automated checks into every stage of delivery.

What We Build

Custom Enterprise Solutions

Domain-driven systems, evented backends, high-throughput APIs, and rich operational dashboards tailored to your workflows.

CRM/ERP Systems

Unified data models, role-aware experiences, and automation that reduces manual steps while increasing visibility.

SaaS & Cloud Solutions

Multi-tenant architectures, subscription & metering engines, observability, and seamless deployments across regions.

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Why Choose Us

Outcome-First

We connect every milestone to an operational KPI — latency, throughput, conversion, or cost per transaction — and make progress visible.

Design with Depth

Animated interfaces and layered visuals that stay fast on mobile. Beauty and performance, never either-or.

Partner Mindset

Transparent sprints, dedicated Slack-style channels, and a delivery cadence that adapts to your roadmap.

Case Studies

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Global Subscription Platform

Re-platformed to a multi-tenant model with streaming analytics and automated billing — cutting time-to-market by 40%.

SaaS • Cloud • Observability

Unified CRM/ERP Rollout

Consolidated five tools into one platform, enabling role-based automation and real-time reporting across departments.

CRM/ERP • Integrations

Cloud Modernisation

Containerised legacy services, introduced zero-downtime deploys, and improved p95 latency by 63%.

Cloud • Modernisation

Insights

Blueprint: Multi-Tenant SaaS Done Right

Isolation strategies, billing considerations, and observability patterns for confident growth.

Architecture • Product

From Legacy to Cloud-Native

Practical steps to unlock deploy velocity, resilience, and developer happiness without risky big-bang rewrites.

Modernisation • Delivery

Designing CRM/ERP Experiences People Enjoy

Human-centred workflows that reduce clicks and surface the right context at the right time.

UX • Operations

Pricing

Discovery Sprint

£8,500 / 2 weeks

  • Product & technical workshops
  • Architecture outline & backlog
  • Clickable prototype
  • Delivery plan & estimates
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Delivery Pod

£22,000 / 4 weeks

  • PM + UX + Engineering + QA
  • Sprint goals & demos
  • Automated testing & CI/CD
  • Security hardening
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Managed SaaS

from £6,000 / month

  • Hosting & monitoring
  • 24/7 incident response
  • Performance tuning
  • Roadmap support
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FAQs

What industries do you serve?

We work with startups, SMBs, public utilities, healthcare, retail, logistics and professional services.

Do you work with existing systems?

Absolutely. We integrate with on-prem and cloud platforms, migrate data safely and expose robust APIs.

How do you ensure quality?

Automated tests, peer review, performance budgets and continuous delivery backed by observability.

Can you provide fixed scope?

Yes. For well-defined work we offer fixed price packages with clear acceptance criteria.

Contact Us

Open Common Soft Limited

Phone: 07456381701

Address:
60 Tottenham Court Road, Office 445
Fitzrovia
London
W1T 2EW

Email: sales@opencommonsoft.com