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Enterprise Software Development Company Secure by Default

SSO, audit trails, compliance architecture, legacy integration, and 12-month SLAs — everything your security and procurement teams require, delivered by senior engineers at $25–$60/hr instead of $150–$300/hr. 1,200+ applications shipped for 650+ clients, contracted through our US entity for clean vendor onboarding.

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The Legacy Maintenance Trap

The numbers behind most enterprise software conversations in 2025 are stark — and they explain why “it still works” is the most expensive sentence in IT.

73%

of CIOs cite legacy systems as the primary barrier to digital transformation

Gartner

70%

of Fortune 500 companies still operate software over two decades old

McKinsey

70–80%

of IT budgets consumed by maintaining legacy systems instead of building capability

GAO / industry surveys

43%

of IT professionals name security vulnerabilities as a major legacy software concern

2025 survey, 500+ US IT pros

SYMPTOM 01

Systems That Can’t Talk to Each Other

The ERP, the CRM, the warehouse system, and four departmental spreadsheets — each correct in isolation, collectively producing three versions of the truth and armies of manual re-keying.

SYMPTOM 02

“It Still Works” — Until It Doesn’t

Half of organisations keep legacy systems because they technically function. Meanwhile the last engineer who understands the codebase approaches retirement, and every change takes months because nobody dares touch it.

SYMPTOM 03

AI-Ready Ambitions, AI-Blocked Architecture

The board wants AI capabilities; the data lives in systems with no APIs, inconsistent formats, and no way to connect modern tooling. Modernization isn’t an IT preference anymore — it’s the prerequisite for the strategy.

Custom Enterprise Software Services

Custom enterprise software built for your compliance, security, and legacy-integration requirements — not a template stretched to fit. Fixed price, SLA-backed.

Enterprise Web Application Development

Internal platforms, operational systems, and customer portals built with RBAC, SSO, and audit logging from the first commit — designed around your workflows, not a vendor’s template.

Legacy System Modernization

Ageing systems rebuilt incrementally on modern stacks via the strangler-fig pattern — module by module, with rollback plans, while your operations keep running. Honest code audit first, always.

ERP & CRM Integration Development

SAP, Oracle, Salesforce, Dynamics, NetSuite, Odoo, and systems with no modern API — unified behind an integration layer so data flows once and reconciliation spreadsheets die.

Enterprise Mobility

Field-force, warehouse, and executive mobile apps with offline-first sync, MDM compatibility, and SSO — connected to your core systems, not floating beside them.

AI-Enabled Enterprise Software

Document intelligence, workflow automation, and AI assistants inside your systems — with role-based AI access and audit trails. Proven in our own products. AI integration

Enterprise Support & SLA Maintenance

12-month SLAs with defined response times, escalation paths, monitoring, security patching, and capacity planning — so the system you launch stays healthy for years.

Zero-Risk Legacy Modernization

Big-bang migrations are where enterprise modernization projects die. We use the strangler-fig pattern instead — incremental, reversible, and boring in the best possible way.

PHASE 1 — AUDIT

Understand Before Touching

Code health assessment, dependency mapping, and an honest verdict on what’s worth keeping. If parts of the legacy system are better than you feared, we say so — the audit is diagnostic, not a rebuild sales pitch.

PHASE 2 — API LAYER

Wrap the Legacy Core

An API facade in front of the old system exposes its data and functions to modern tooling — unblocking integrations and AI initiatives before a single module is replaced.

PHASE 3 — STRANGLE

Replace Module by Module

New capabilities are built alongside the old system; traffic shifts one module at a time behind the facade. Each phase has success criteria and a rollback plan. The business never stops.

PHASE 4 — RETIRE

Decommission With Confidence

The legacy system is switched off only after its replacement has carried production load. Maintenance budget flips from 70% keeping-the-lights-on to building what’s next.

Our Enterprise Technology Stack

The technologies behind every custom enterprise software build — Node.js, React, PostgreSQL, AWS/Azure, Kubernetes & SSO, chosen for security and scale.

Backend

  • Node.js / NestJS
  • Python / Django / FastAPI
  • Java / Spring Boot
  • .NET Core
  • Go (high-throughput)
  • Microservices & modular monoliths

Frontend

  • React 19 / Next.js 15
  • Angular (enterprise)
  • Vue 3
  • TypeScript everywhere
  • Design systems
  • WCAG accessibility

Identity & Security

  • SAML / OIDC SSO
  • Microsoft Entra ID
  • Okta / Auth0
  • RBAC / ABAC
  • Audit logging
  • Secrets management (Vault)

Integration

  • SAP / Oracle connectors
  • Salesforce / Dynamics APIs
  • REST / GraphQL / SOAP
  • Kafka / event streaming
  • ETL / data pipelines
  • Legacy API facades

Data

  • PostgreSQL / SQL Server
  • Oracle DB
  • MongoDB
  • Redis
  • Elasticsearch
  • BigQuery / Snowflake

Cloud & DevOps

  • AWS / Azure / GCP
  • Kubernetes / Docker
  • Terraform IaC
  • CI/CD with approvals
  • Blue-green deploys
  • Datadog / Sentry / ELK

Compliance Patterns

  • GDPR data flows
  • HIPAA architecture
  • SOC 2-aware controls
  • Data residency options
  • Retention & erasure
  • Pen-test readiness

AI / Intelligence

  • GPT-4o / Claude / Gemini
  • Azure OpenAI / Bedrock
  • RAG on enterprise data
  • Role-aware AI access
  • Document intelligence
  • Workflow automation

Enterprise Software Development Process

From discovery to deployment — a fixed-price, milestone-based process built for enterprise compliance, security review, and legacy-system realities.

Discovery & Requirements

What We Do:

We map your workflows, compliance needs, and legacy-system constraints, and define what “done” looks like before writing a single line of code.

What you get:

A written scope document: features, tech stack, integration points, and a fixed-price proposal within 24 hours.

Architecture Design

What We Do:

We design the data model, auth (RBAC/SSO), API contracts, and integration layer — deciding how the system talks to your ERP, CRM, and legacy tools.

What you get:

An architecture document, data flow diagrams, and API contracts — in writing, before any development starts.

Development Sprints

What We Do:

Two-week sprints with daily standups and live demos. You see working software early and often — not a single delivery at the end of six months.

What you get:

A staging build every sprint, direct engineer access, and weekly written progress reports.

QA & Security Review

What We Do:

We run automated testing, penetration testing coordination, and a security questionnaire pre-fill — so procurement and IT sign-off isn’t a surprise.

What you get

A test report, security audit, and completed compliance documentation your IT team can review before go-live.

Deployment

What We Do:

We deploy to your infrastructure or ours, configure monitoring and alerting, and run parallel with legacy systems until cutover is verified safe.

What you get:

A live production system with monitoring dashboards, rollback plan, and a 30-day post-launch stabilization window.

Support & SLA

What We Do:

Systems age and requirements change. We monitor uptime, patch security issues, and plan capacity as your usage grows.

What you get:

A 12-month SLA with defined response times, monthly health reports, and an optional retainer for new features.

Enterprise Software Development Cost

The same senior engineering that costs $150–$300/hr at US consultancies, at $25–$60/hr from our Ahmedabad engineering base — with US-entity contracts, fixed pricing, and milestone payments your finance team will appreciate.

Departmental

Enterprise Application

$40K–$80K
  • Single-department platform or portal
  • SSO + RBAC + audit logging
  • 2–3 system integrations
  • OWASP-hardened, load-tested
  • Admin dashboard & reporting
  • 6-month support included
Most Chosen Organization-Wide

Enterprise Platform

$80K–$200K
  • Multi-department platform
  • ERP/CRM/legacy integration layer
  • Compliance-aware architecture
  • Web + mobile clients
  • Blue-green deployment pipeline
  • 12-month SLA support
Transformation

Modernization Program

$200K+
  • Legacy audit & modernization roadmap
  • Strangler-fig phased replacement
  • API facade over legacy core
  • Data migration with validation
  • Rollback plans per phase
  • Dedicated program team
Ongoing

Enterprise SLA Retainer

$5K–$15K/mo
  • Severity-based response times
  • Proactive security patching
  • Monitoring & capacity planning
  • Quarterly architecture reviews
  • Feature sprints on demand
  • Named escalation contacts

Why Enterprise Teams Choose Us

Six reasons enterprise buyers pick us — US-entity contracts, security-first delivery, and 60-70% below consultancy rates, backed by 1,200+ shipped apps.

01 — PROCUREMENT-FRIENDLY

US Entity, Clean Paperwork

Contracts through our Delaware LLC with US-governed IP transfer, NDAs and MSAs as standard, and milestone-based payment schedules — vendor onboarding without the offshore-contract friction.

02 — SECURITY-FIRST

Secure Enterprise Development, By Default

Architecture documentation submitted for review before development. SSO, RBAC, audit logs, and OWASP hardening are defaults — your security review becomes a checkpoint, not a roadblock.

03 — VALUE

60–70% Below Consultancy Rates

Senior engineers at $25–$60/hr versus $150–$300/hr at comparable US firms — same stack, same delivery discipline, with 8+ years and 1,200+ shipped applications behind it.

04 — INTEGRATION DEPTH

We Make Hostile Systems Cooperate

SAP that predates REST, CRMs with rate limits, warehouse systems with no API at all — building the connector layer between unwilling systems is a core competency, not an add-on.

05 — ZERO-DOWNTIME DISCIPLINE

Incremental Modernization, Always

Strangler-fig phased replacement with rollback plans per phase. In 8+ years we’ve never asked a client to bet their operations on a big-bang cutover weekend — and never will.

06 — PRODUCTION CREDIBILITY

We Run Our Own Software Businesses

ChatLivo, EmoTales, and our RAG SaaS are live products we operate — uptime, billing, security, and scale are problems we solve for ourselves daily, not concepts from a slide deck.

Enterprise Software for Every Industry

From regulated HealthTech to complex FinTech systems — we build enterprise software with the compliance, audit trails, and legacy integration each needs.

Photo & Video Sharing App Social Media & Content
On-Demand Application On-Demand Application
Business Listing App Local Business & Directory
Automotive Automotive & Fleet Management
Real Estate Real Estate
Education Education
Healthcare & Fitness Healthcare & Fitness
Ecommerce & Shopping Ecommerce & Shopping
Banking & Finance Banking & Finance
Food & Restaurant Food & Restaurant
Media & Social Media & Social
Hotel Booking Hotel Booking
Sports Sports & Fantasy Gaming

Real Systems. Real Results.

From legacy modernization to system integration — here’s what enterprise teams say after choosing our enterprise software development company.

We needed audio/video calls for patient consultations, live streaming for health seminars, and an Instagram-style photo/video feed for our medical community. Primocys delivered every feature, production-ready and on schedule. Their deep understanding of healthcare workflows stood out — they didn’t just build features, they built the right experience. Patient engagement and retention have grown significantly since launch.

Primocys developed my mobile application from scratch, handling everything from initial design to final deployment. They managed the entire project, demonstrating great flexibility by incorporating all my feedback and retakes. Beyond development, they successfully guided me through the App Store and Google Play submission process and are currently managing the app’s ongoing maintenance.

Our B2B and B2C platform helps Nigerian manufacturers sell at wholesale prices and suppliers offer competitive retail pricing, with a strong focus on Made in Africa products and easy local and international distribution. The app has received excellent user reviews for its design and unique features. Communication with the Primocys team was smooth in an agile setup, even beyond office hours when needed. Their mobile app development expertise is excellent—highly professional and reliable.

We hired Primocys to develop a highly complex and specialized mobile application, and they delivered outstanding results. The app includes advanced features such as timeline mixers, classifieds, payments, advertisements, GPS functionality, and more. Their technical skills, timely delivery, availability, and the personal attention Arpan Sagar brings to each project truly stand out. The team stays focused and committed from start to finish—an excellent experience overall.

The dating app was delivered successfully and approved by both Apple App Store and Google Play. Our users are highly impressed with the design, UI, and overall functionality. The project was well planned with clear milestones, and all modules were delivered on time. The team is talented, patient, and flexible, accommodating multiple scope revisions as requirements evolved. Their 24/7 development and support availability made the entire process smooth and reliable.

Great team with excellent communication and a strong commitment to on-time delivery. They developed a fully customized mobile app for both Android and iOS, perfectly matching our requirements. The entire process was smooth and professional, with clear updates at every stage. They are reliable, skilled, and very easy to work with. We’re continuing our partnership on more projects, and choosing them has been one of the best business decisions I’ve made.

Enterprise Software. Engineering Economics.

Book a consultation with senior engineers — systems review, compliance discussion, and a fixed-price proposal your committee can evaluate. NDA first, always.

Book Enterprise Consultation →

Enterprise Software Development — FAQs

Direct answers. Don’t see yours? Ask us directly →

How much does enterprise software development cost?

Enterprise software projects typically range from $40K–$200K+, depending on scope and integrations. Primocys delivers fixed-price projects with milestone payments, senior engineers at $25–$60/hr, and ongoing SLA support. Use our calculator for a first estimate.

How do you modernize legacy systems without disrupting operations?

We modernize legacy software incrementally—not with risky rewrites. First, we audit your codebase, then connect legacy systems through APIs, and replace modules step by step with rollback plans. This minimizes downtime, reduces risk, and keeps your business running throughout the transition.

Can you integrate with SAP, Salesforce, and our legacy systems?

Yes. We integrate with SAP, Oracle, Salesforce, Microsoft Dynamics, NetSuite, Odoo, Zendesk, and custom systems. For legacy software without APIs, we build secure connector layers. See our AI Integration Services to learn how we extend these integrations with AI automation and intelligence.

How do you meet enterprise security and compliance requirements?

Security is built into the architecture from day one: SAML/OIDC SSO (Entra ID, Okta), RBAC, encryption in transit and at rest, audit logs, OWASP-based reviews, and pen-test readiness. We also deliver security architecture docs before development for early review and approval.

How does vendor onboarding and contracting work with an offshore team?

You contract with our US Delaware LLC under US-governed agreements, with NDAs, MSAs, W-9, and milestone-based payments. Engineering is delivered from India with timezone overlap, while you receive 100% IP ownership, source code, cloud access, and documentation on final payment.

Can you add AI capabilities to our enterprise systems?

Yes. We build enterprise AI with secure document search, workflow automation, AI assistants, role-based access, PII redaction, and audit trails. Deploy on Azure OpenAI or AWS Bedrock. Learn more about our Generative AI development and AI automation services .

What happens if we want to bring development in-house later?

You inherit everything—private Git repos, cloud accounts, infrastructure, architecture docs, runbooks, and admin guides. We provide structured knowledge transfer, so your team can take over confidently. Zero vendor lock-in, with optional dedicated developers for future scaling.

How long does an enterprise software development project take?

Enterprise software projects typically take 14–36 weeks, depending on scope. We deliver in 2-week sprints with stakeholder demos, staging access, and phased rollouts. Each module is scoped, built, and approved independently—reducing risk and delivering value sooner.

Let’s Talk Business

Email Address:

[email protected]

Contact Number:

+91-9879595948

Contact Number:

+91-9824614016

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