Product engineering for US and UK businesses

Custom Software Development That Fits the Business You Actually Run

Off-the-shelf software makes you change how you work to match how it was built. That trade is worth it for email and payroll. It stops being worth it the moment the software touches the thing you are actually good at.

We build the systems that carry your competitive advantage: the pricing engine, the scheduling logic, the workflow nobody else in your industry runs. Fifteen years, 1,700 projects, and a discovery week that costs you nothing.

1,700+ projects delivered • Free discovery week • Full IP assignment • ISO 27001:2013 • US & UK time zone cover
1,700+ Projects delivered
400+ Clients served
34 Countries served
4.81/5 Average client rating
15+ Years of experience
ISO 27001:2013 certified
Proven & trusted

Trusted by teams at

Fifteen years, 1,700 projects, and delivery hours covering Pacific through GMT.

IBM
Intel
Epicor
GSK
Roster Import
CondosHQ
  • 4.8 Clutch
  • 4.6 Google
  • 4.7 Trustpilot
  • 5.0 G2
The problem

From Rigid Off-the-Shelf Tools to Software That Fits Your Business

As a custom software development company serving US and UK clients, we see the same constraints before every build.

01

Spreadsheets holding the system together

The real process lives in three spreadsheets and one person's head, because the software could not model it. Every export and re-import is a place errors get in, and nobody can say how many have.

02

You are paying for features you do not use

Enterprise licenses priced per seat, where your team touches four screens out of forty. The cost scales with headcount even though the value stopped scaling years ago.

03

Integrations that never quite work

Two systems that should talk, joined by a nightly CSV and a person who checks it. Every new tool makes the web denser and the failure modes harder to trace.

04

Change requests measured in quarters

A small workflow change goes to the vendor roadmap and comes back in eighteen months, or never. Meanwhile your competitor shipped theirs in a fortnight.

05

Your data is somebody else's asset

Export limits, API rate caps, and pricing that moves when your usage does. The switching cost was the product all along, and it compounds every year you stay.

06

Reporting nobody trusts

Three systems, three versions of the same number, and a monthly meeting spent arguing about which is right rather than what to do about it.

If three or more of these are true, a custom build usually pays for itself inside two years. If none are, we will tell you to keep the SaaS subscription and save your money. We turn away work on this basis most months.

Book a free discovery week
The work

Comprehensive Custom Software Development Services for Scalable Growth

Six kinds of work, all delivered the same way: senior engineers, two-week sprints, and something you can click from sprint one.

01

Bespoke business applications

The system that runs your operation: quoting, scheduling, dispatch, case management, whatever your industry calls it. Built around your process rather than a vendor's idea of it, and designed so the process can change later without a rebuild.

What you get

  • Requirements traceable to what you asked for
  • Role-based access from day one
  • An admin layer your team controls
02

Legacy modernization

Moving a system that works but cannot be changed onto something maintainable. We do this incrementally, running old and new side by side, because big-bang rewrites fail often enough that we will not quote for one.

What you get

  • Strangler-pattern migration plan
  • Data migration with reconciliation
  • No downtime cutover
03

Integration and middleware

Making your systems talk properly, with retries, idempotent writes and an audit trail, instead of a nightly file and hope. Usually the highest-return work in the whole engagement and the least exciting to demo.

What you get

  • Idempotent writes, so retries never duplicate
  • Rate limiting that respects your API caps
  • Failure alerts before your customer notices
04

SaaS and multi-tenant products

If you are building software to sell rather than to use, the architecture decisions are different: tenancy, metering, billing, onboarding, and the ability to run forty customers on infrastructure sized for four.

What you get

  • Tenant isolation model
  • Usage metering and billing hooks
  • Self-serve onboarding path
05

AI features inside your product

Search that understands intent, drafting that saves your users typing, classification that removes a manual step. Added where they change the product, not bolted on so the homepage can say AI.

What you get

  • Model abstraction so you are not locked in
  • Cost per request instrumented
  • Fallback when the model is unavailable
06

Compliance-driven builds

Systems where an auditor will eventually ask how a decision was made. HIPAA, SOX, PCI DSS, UK GDPR and FCA-adjacent requirements shape the architecture from day one rather than getting retrofitted before launch.

What you get

  • Audit logging designed in, not added
  • Data residency in your chosen region
  • Evidence pack for your auditors
How a custom build layers over what you already run

Users at the top. Your existing systems stay at the bottom. The custom build sits in the middle and connects both.

  1. 01

    Your users

    Everyone who touches the system

    • Web
    • Mobile
    • Admin
    • Partner portal
    • API consumers
  2. 02

    Application layer

    The screens and access model your team actually uses

    • React
    • Next.js
    • Design system
    • Role-based access
    • Audit logging
  3. 03

    Business logic

    The rules that make the software yours

    • Pricing rules
    • Workflow engine
    • Scheduling
    • AI services
    • Reporting
  4. 04

    Integration and data

    What you already run, connected rather than replaced

    • Your ERP
    • Your CRM
    • Legacy DB
    • Third-party APIs
    • Warehouse
Where AI belongs

Where AI actually belongs in a custom build

Two different things get called AI on pages like this. One is the product feature your users see. The other is how the software gets built. Both are real, and they are worth separating.

  • AI-assisted delivery, priced accordingly Our engineers use AI tooling for scaffolding, test generation and migration work. On a typical build that removes 20 to 30 percent of the mechanical effort, which shows up in your quote as a shorter timeline rather than a bigger margin for us.
  • Semantic search and retrieval Users stop needing to know the exact term. Search that understands intent turns a feature nobody uses into one people rely on, and it is usually a two-sprint addition to an existing product rather than a project of its own.
  • Document and data extraction Anywhere your users currently retype something from a PDF, an email or a scan, that step can usually be removed. Per-field confidence scoring means uncertain values get a human rather than a guess.
  • Prediction and classification Churn scoring, demand forecasting, ticket routing, anomaly detection. Small models on your own data, which beats a frontier model on generic data for almost every task of this shape, and costs a fraction as much to run.

We use AI-assisted development on every project and pass the saving on rather than billing the hours we no longer spend. What we will not do is let generated code into your repository without a senior engineer having read every line of it.

Industries

Industries We Serve

We partner with diverse industries to provide scalable software solutions that deliver measurable outcomes.

01 Healthcare software solutions

Healthcare

From HIPAA-compliant patient portals to telemedicine platforms and EHR integration, we build healthcare software that improves care delivery and keeps patient data safe. Privacy, security and usability are designed in from the start.

02 Finance software solutions

Finance

Security and compliance are non-negotiable here. We build fintech products with KYC, AML and regulatory safeguards built in, while keeping payments and account journeys fast and straightforward for the end user.

03 E-Commerce software solutions

E-Commerce

We create scalable commerce platforms that turn visitors into repeat buyers. Custom storefronts, secure payment gateways, inventory and returns handling, all built to hold up through peak season rather than only in January.

04 Education software solutions

Education

Whether it is an LMS, a virtual classroom or interactive learning tools, we build platforms that keep learners engaged. SCORM-compliant content, gamified modules and real-time performance tracking are all covered.

05 Media and Entertainment software solutions

Media & Entertainment

We build for video streaming, audio platforms, AR and VR content and mobile games, with the performance and scalability that immersive, high-traffic experiences demand.

Our process

How We Work

Four stages, with the cheapest one first. If discovery says the project should not go ahead, you hear it in week one rather than month six.

01

Discover & Align

We begin by evaluating your workflows, existing systems and business objectives to identify the gaps that actually cost you time. Clear goals, risk mitigation and measurable benchmarks are agreed before any implementation begins.

02

Design & Architect

We design secure, scalable architecture aligned to your operational and compliance requirements. The focus stays on integration contracts, data modelling, security posture and the non-functional targets we will be held to.

03

Build & Integrate

Delivery runs in two-week sprints with a working demo at the end of each, integrated with your existing applications rather than beside them. You get a staging environment from the first sprint.

04

Optimize & Scale

After launch we monitor performance, reliability, cost and security posture, then refine to improve efficiency and long-term agility. Most clients expand scope during this phase rather than before it.

From first call to production

  1. 01

    Discovery

    Week 1 · free

  2. 02

    Design

    Weeks 2–4

  3. 03

    Build sprints

    Weeks 5–14

  4. 04

    Harden & launch

    Weeks 15–16

  5. 05

    Support

    Ongoing

Discovery is free. If it says the project should not go ahead, you hear that in week one.

Pricing

Pricing & Engagement Models

Transparent published rates in USD. Every engagement includes a technical project manager, QA involvement and DevOps support at no extra charge.

02

Legacy Modernization

Moving a system that works but cannot be changed onto something maintainable, incrementally, with old and new running side by side.

Hourly $30/Hr starting from
Part Time $2399 80 hours / mo
Full Time $4799 160 hours / mo
Get In Touch
03

AI-Enabled Product Engineering

Semantic search, document extraction and prediction built into your product, with model abstraction so you are never locked to one vendor.

Hourly $34/Hr starting from
Part Time $2699 80 hours / mo
Full Time $5399 160 hours / mo
Get In Touch

Rates apply to US, UK and EU clients. Fixed-scope projects are quoted after discovery, when scope is understood on both sides.

Proof

Featured Case Studies

Discover how we have turned client challenges into working systems, and the measurable outcomes that followed.

GSK

Global biopharma leader GSK partnered with Digital Aptech to develop specialized software for the submission of clinical trial data for Tykerb, a breast cancer drug.

  • Python
  • R
Read the case study

Helllo

Helllo came to us with an all-in-one app concept. We built a platform combining entertainment, e-commerce and social features for both Android and iOS users.

  • Dart
  • Flutter
  • Magento
  • Bitbucket
Read the case study

Kolkata Police

An umbrella platform where Kolkata Police personnel access crime and criminal records efficiently, with permissions granted according to designation.

  • Obj C
  • Java
  • Android Studio
  • XCode
Read the case study

CondosHQ

A Canada-based property listing platform for home buyers, with the functionality to find and compare property types across Greater Toronto.

  • WordPress
  • PHP
  • MySQL
  • jQuery
Read the case study

Gateway Stream

What started as a hotel listing platform is now one of our longest-running clients, spanning e-commerce, hotel and event booking, food delivery and transport.

  • Swift
  • Java
  • PHP CI
  • Jira
Read the case study

ISUZU

For ISUZU South Africa we rebuilt the website around a single coherent user journey, turning it into a highly functional experience that showcases the range clearly.

  • Next.js
  • Ruby on Rails
Read the case study
1700+ Projects delivered globally
400+ Clients served
34 Countries served
4.81 Average client rating
Fit

Why Choose Digital Aptech's Custom Software Development Services

Digital Aptech builds tailored systems that carry your operating logic, with AI applied where it changes the outcome.

  • Requirement-led architecture, not template reuse
  • AI-assisted delivery that shortens your timeline
  • Full source code and IP assignment on delivery
Bar chart comparing before and after on manual hours per week, days to ship a change, systems needing manual reconciliation, and annual licence spend.
Typical change across comparable mid-market engagements
The toolkit

Our Technology Expertise

Chosen per project rather than per habit. If your team already runs a stack confidently, that usually beats anything we would pick fresh.

01

Programming Languages:

  • Python
  • JavaScript
  • TypeScript
  • Java
  • PHP
  • C#
  • Go
02

Frameworks:

  • React
  • Next.js
  • Django
  • Laravel
  • Spring
  • .NET
  • Node.js
03

AI & Automation:

  • OpenAI
  • Anthropic Claude
  • Google Gemini
  • Amazon Bedrock
  • LangChain
  • pgvector
04

Cloud Platforms:

  • AWS
  • Azure
  • Google Cloud
  • DigitalOcean
05

Databases:

  • PostgreSQL
  • MySQL
  • MongoDB
  • Redis
  • Elasticsearch
06

DevOps:

  • Docker
  • Kubernetes
  • Terraform
  • GitHub Actions
  • Sentry
Why Digital Aptech

Why Choose Digital Aptech?

Here is what differentiates Digital Aptech in delivering custom software development for US and UK organizations.

01

Requirement-Led Engineering

Every build starts with a free discovery week that maps what your business actually does, so the architecture follows the process rather than forcing the process to follow a template.

02

AI-Assisted Delivery Model

Our engineers use AI tooling for scaffolding, test generation and migrations, removing 20 to 30 percent of mechanical effort. That reaches you as a shorter timeline, not a wider margin for us.

03

Integration Depth

Most vendors can build an application. Fewer can connect it to a twelve-year-old ERP without breaking the month-end close, which is where these projects usually fail.

04

Complete IP Ownership

Source code, infrastructure definitions and design files are assigned to you in writing on delivery. There is no proprietary runtime you have to keep licensing from us.

05

Proven Engineering Track Record

Backed by 1,700+ successful technology engagements and a 4.81 out of 5 client satisfaction rating, Digital Aptech delivers consistently across industries and project sizes.

06

Global, Multi-Industry Delivery

Organizations across 34+ countries and 22+ industries rely on Digital Aptech, with a US office in Glendora, California and delivery hours covering Pacific through GMT.

07

Structured, Risk-Controlled Implementation

Defined roadmaps, workflow assessments and phased delivery reduce downtime, remove bottlenecks and keep production environments stable through change.

08

Recognized for Technical Excellence

Forbes India Select 200, Clutch 1000, GoodFirms and multiple global industry awards recognize consistent delivery standards and service reliability.

Clients

What our clients have to say about us

Choosing the right development partner makes all the difference.

It was an excellent experience in every way. Moreover, the end product they delivered surpassed our expectations. Overall, the project was successful.
Steve McChesney Steve McChesneyPresident, Walking Tours Inc.
Digital Aptech works fast and implements features without the client's request. The team has been friendly, responsive, and easy to work with and consistently addressed the client's questions and concerns.
Julian Hoover Julian HooverOwner, Chord Sheet Pro
I have known and worked with the guys at Digital Aptech for about 10 years now and have always found them to be flexible and responsive.
Alex Clifford Alex CliffordDirector, Logic Digital

Frequently Asked Questions

  • Most of our builds land between $24,000 and $180,000, with the majority around $45,000 to $90,000. A dedicated senior engineer is $4,400 a month, or roughly £3,500. The honest answer is that scope drives cost far more than rate does, which is why discovery is free and comes first.

  • A focused internal tool takes eight to twelve weeks. A full business system runs four to seven months. A multi-tenant SaaS product with billing and onboarding is usually six to nine. We give you a range at the end of discovery week, before you have spent anything.

  • Our engineers use AI tooling for scaffolding, tests and migration work, which removes 20 to 30 percent of the mechanical effort. Every line is reviewed by a senior engineer before it reaches your repository, and we pass the saving on as a shorter timeline rather than keeping it as margin.

  • You do. Source code, infrastructure definitions, design files and any IP created are assigned to you on delivery, in writing in the MSA. There is no proprietary runtime you have to keep licensing from us.

  • Buy, unless the software touches the thing you are actually good at. If the process is a genuine differentiator, or you are paying enterprise per-seat licenses for four screens out of forty, or your real system is three spreadsheets, custom usually wins. We say buy more often than you would expect.

  • Dedicated team engagements run on one month's notice. You keep everything built to that point, including the repository and documentation. We have never made this difficult and we are not going to start.

  • Yes, and a good part of our work is exactly that. We start with a short code review, tell you honestly what shape it is in, and propose either incremental improvement or a strangler-pattern migration. We do not quote for big-bang rewrites.

  • Our US office is in Glendora, California, and delivery teams work a shift with several hours of daily overlap across Pacific through GMT. Standups, demos and escalations happen inside your business day.

  • A technical project manager, QA involvement and DevOps support are included at no extra cost on dedicated team engagements. That matters when comparing quotes, because a lower headline rate that excludes all three usually costs more in total.

  • We are ISO 27001:2013 and ISO 9001:2015 certified, work under NDA as standard, use least-privilege access to your systems, and can run development entirely inside your own cloud tenancy where policy requires it.

  • Yes, sized to what you actually need rather than a fixed retainer. Some clients take an SLA with response times, others buy a small monthly block of hours. Both are fine and you can move between them.

  • For a stable long-term product, in-house is often right and we will say so. Outsourcing wins when you need senior capability now, the work has a defined end, or you would spend six months hiring for a nine-month project.

Still got questions? Talk to our team.

Next step

Your next step toward success starts here

Bring us the problem, not a finished spec. We will tell you honestly what it takes to build, what it costs, and whether something simpler would do the job.

Connect with Us. We reply within one business day.

  • 01
    Free expert consultation

    A feasibility review and an actionable plan at no cost, whether or not you go ahead with us.

  • 02
    Complimentary technical project manager

    Included on every engagement, so delivery does not become somebody's second job.

15+Years of experience

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We reply within one business day.

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