Custom Software Development built for Banking companies
What is Custom Software Development?
We replace rigid off-the-shelf tools with software built around how your business actually operates. For Banking companies, this means navigating Basel III, PSD2 (EU) while shipping fast.
Who needs Custom Software Development for Banking?
- Core banking systems resistant to modernization
- Real-time payment processing requirements
- Open banking API integration complexity
- Off-the-shelf software forcing process compromises
- Spreadsheets and email replacing real internal tools
Best Custom Software Development company
Core banking software has to modernize without ever putting customer deposits or trust at risk.
From Kathmandu, our team delivers Custom Software Development for Banking businesses across with real timezone overlap.
Stop guessing on Custom Software Development — let's build a real plan together
Book a free 30-minute discovery callWhy Banking teams in outgrow their current Custom Software Development setup
- Core banking systems resistant to modernization
- Real-time payment processing requirements
- Open banking API integration complexity
- Fraud detection across digital channels
- Regulatory reporting across jurisdictions
How we tailor Custom Software Development to Banking-specific requirements
Requirements discovery and process mapping
Custom-built internal tooling
Third-party system integrations
Data migration from legacy tools
Ongoing maintenance and support plan
Core Technology Stack
Node.jsPythonReactPostgreSQLDockerAWSGraphQLTypeScript
Timeline, investment & compliance
Typical timeline
10-20 weeks depending on scope
Typical investment
$30,000 - $200,000
Custom Software Development engagements in this combination typically need to account for:
- Basel III
- PSD2 (EU)
- Dodd-Frank (US)
- AML/KYC regulations
Proven Results
"We helped a digital bank reduce account opening time from days to under 10 minutes with a custom onboarding flow."
Read the full case studyBring your Custom Software Development idea to a team that ships for Banking
Get a free project cost estimateFrequently Asked Questions
Most Custom Software Development engagements take 10-20 weeks depending on scope, depending on scope and how clear the requirements are upfront. We'll give you a firm timeline estimate after a short discovery call, not a generic range.
Custom Software Development projects with us typically range from $30,000 - $200,000, scaled to the complexity of your requirements. We provide a detailed, itemized estimate before any work begins so there are no surprises mid-project.
For custom software development, we typically work with Node.js, Python, React, PostgreSQL, chosen based on your specific scalability and integration requirements. We're not tied to a single stack and will recommend the right tools for your situation rather than our default.
A typical custom software development engagement includes requirements discovery and process mapping, along with the other deliverables outlined in our proposal, such as documentation and a post-launch support window. The exact scope is tailored to your project during discovery.
Most clients come to us for custom software development because of off-the-shelf software forcing process compromises, among other related challenges. We start every engagement by mapping your specific pain points before writing a single line of code.
We've delivered multiple banking projects addressing challenges like core banking systems resistant to modernization. We helped a digital bank reduce account opening time from days to under 10 minutes with a custom onboarding flow.
For banking clients, we pay close attention to Basel III, PSD2 (EU), building these requirements into the architecture from day one rather than retrofitting them later. We'll confirm which specific regulations apply to your business during discovery.
The most common challenges we solve for banking clients include core banking systems resistant to modernization and real-time payment processing requirements. We tailor our discovery process to surface the specific version of these problems your business faces.