Person using a mobile banking app to pay securely

Industry · Banking & Digital Banking

Banking software that moves money securely

We build banking software: core banking, digital and mobile banking apps, neobanks, payments, cards, and lending, engineered for security, compliance, and scale from day one.

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PCI-DSS & KYC/AML aligned
Open banking API ready
NDA and full IP ownership

Trusted by banks and fintech teams worldwide

Connexate Meshmedia Oaky Setia Haruman Wave Sugar

01 · The Opportunity

Winning customers in a digital-first bank

Most customers now open accounts and move money from a phone, and they judge a bank in the first few taps. Banking products live or die on trust, speed, and reliability: a slow transfer or clumsy onboarding sends customers to a competitor.

We help banks, credit unions, and fintech startups build platforms that turn sign-ups into active, loyal account holders.

Core banking & ledger integration
Instant payments & transfers
AI fraud scoring & risk
Bank cards and mobile wallet in a digital banking app
Secure onboarding, instant payments, real trust
Compliance and fraud controls built in from the first commit.
99.99%
Core banking uptime target
<2s
Payment confirmation time
3x
Faster customer onboarding
24/7
Fraud monitoring & alerts

Features that make banking apps stand out

As a banking software company, we build secure, scalable products with features that boost customer engagement and improve operational efficiency.

0109

Digital account opening

Fast, paperless onboarding with identity verification, document capture, and instant account creation in minutes.

Payments and transfers

Send and receive money in real time across ACH, SEPA, UPI, RTP, and card rails with clear status at every step.

Cards and wallets

Issue virtual and physical cards, provision Apple Pay and Google Pay, and manage limits and freezes in-app.

KYC/AML and onboarding

Identity checks, sanctions and PEP screening, and risk scoring that satisfy compliance without slowing sign-ups.

Fraud detection and monitoring

Real-time transaction monitoring and machine-learning risk scoring that flag suspicious activity as it happens.

Lending and credit

Loan origination, credit decisioning, repayment schedules, and automated collections in one connected workflow.

Open banking APIs

Connect aggregators, expose secure developer APIs, and manage customer consent and data sharing end to end.

Savings, goals and insights

Balances, budgets, spending analytics, and automated savings that keep customers engaged with their money daily.

Statements and support

In-app statements, dispute handling, and secure chat that resolve issues without a call center or branch visit.

Build your banking business with custom software solutions

From core banking to payments and lending, our solutions cover the full stack you need to launch and scale a modern bank.

Core banking platform development
Digital and mobile banking apps
Neobank and challenger bank builds
Payment and money transfer apps
Card issuing and wallet solutions
Lending and credit platforms
KYC/AML and onboarding systems
Open banking API development

We follow a secure banking software development process

By following agile principles and security-first practices, we adapt to changing requirements, collaborate closely with stakeholders, and deliver your banking product on time.

0107
01 - 07

Idea generation and planning

We define goals, target customers, regulatory scope, and a monetization model for your banking product, then map features to a phased roadmap before any code is written.

02 - 07

Market and compliance analysis

Our team examines market gaps, customer needs, competitors, and the regulatory landscape across PCI-DSS, KYC/AML, and open banking so your platform is compliant by design.

03 - 07

Designing and wireframing

Our designers create wireframes and high-fidelity screens built around onboarding, accounts, payments, and clear, trustworthy money movement.

04 - 07

Frontend and backend development

Our engineers build secure interfaces backed by scalable core banking APIs, ledgers, and payment services engineered to stay reliable under load.

05 - 07

Payments and API integration

We connect card networks, ACH, SEPA, and UPI rails, KYC providers, and open banking APIs, with tokenization and reconciliation handled from day one.

06 - 07

Security, QA and load testing

Every release passes automated testing, security reviews, and load tests that simulate payment spikes before customers ever see it.

07 - 07

Launch and growth

Phased rollout with real-time monitoring, then analytics, fraud tuning, and feature iteration to keep customers active after launch.

FREE CONSULTATION

Have a banking product in mind? Let's map it out together.

Share your idea and get a feature roadmap, timeline, and cost estimate from our banking software experts within 24 hours.

Get a Free Quote → See our work
Making a secure card payment for a digital banking app project

Advanced technologies we integrate into banking app development

We combine advanced technologies to build resilient, secure banking applications. Integrated thoughtfully, they strengthen fraud defense, streamline operations, and give customers a faster, more trustworthy experience.

AI & ML

We leverage AI and ML technology to analyze transaction data for fraud detection, credit decisioning, and risk scoring. AI-powered assistants answer customer queries, and ML personalizes offers and financial insights.

Generative AI

LLM-powered assistants answer account questions, explain transactions, and summarize statements, grounded in your banking data so every response reflects the customer's real accounts.

Agentic AI

Autonomous agent workflows handle onboarding checks, dispute triage, and payment follow-ups, with human-in-the-loop controls and full audit trails for compliance.

Cloud

We deploy on AWS, Azure, and GCP with encryption, high availability, and 24/7 monitoring, architected for the uptime and resilience that regulated banking workloads demand.

Blockchain (payments & ledger)

We use blockchain and distributed ledgers for tamper-proof transaction records, faster cross-border settlement, and tokenized or stablecoin payment rails, lowering fraud and reconciliation overhead.

Tech stack we use as a banking software company

Building banking platforms means picking the right tools for the job. We stick with technologies we know work well, ones that give you both speed and reliability, and that handle high transaction volume and strict security without slowing down.

HTML5HTML5
CSS3CSS3
JavaScriptJavaScript
ReactReact
Next.jsNext.js
Vue.jsVue.js
Node.jsNode.js
PythonPython
LaravelLaravel
JavaJava
.NET.NET
GoGo
SwiftSwift
KotlinKotlin
React NativeReact Native
FlutterFlutter
AWSAWS
AzureAzure
Google CloudGoogle Cloud
PostgreSQLPostgreSQL
MongoDBMongoDB
Google MapsGoogle Maps
MapboxMapbox
StripeStripe

Case Study Spotlight

A digital banking app built for real transaction volume

We engineered a mobile-first banking app with instant onboarding, real-time payments, card controls, and ML fraud scoring, designed to turn sign-ups into active account holders.

0.8s
Avg. payment confirmation
2.6x
More active accounts
0
Critical incidents at launch
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Our strategic industry partnerships

AWS
AWS
Azure
Azure
Google Cloud
Google Cloud
now
ServiceNow
Salesforce
Salesforce
Odoo
Odoo
Databricks
Databricks
SM
AWS Sagemaker
BR
AWS Bedrock
Mu
MuleSoft

What our clients say about us

Real feedback from the founders and teams we have partnered with.

Appther rebuilt our internal platform from the ground up and made a genuinely complex system feel simple. Every department now works off a single source of truth, and delivery was on time and on budget.

Pushpender Kumar
Pushpender Kumar
General Manager, AB Sugar Ltd

They built our app and portal exactly the way we envisioned it: easy onboarding, smooth workflows and real-time results that keep users engaged. Our team no longer chases spreadsheets.

Dionna Milem
Dionna Milem
Owner, My BOB Team LLC

Every detail, tone, flow and privacy had to be handled with care, and Appther got that from day one. They turned a sensitive, complex idea into a product that feels warm, simple and genuinely helpful.

Bob Singhal
Bob Singhal
Professor of Joy, Joyscore Inc

How we compare

What you get with a banking-focused engineering partner versus the alternatives.

Appther
Generalist agency
Freelancers
Core banking & payment rail integration expertise
Varies
In-house AI, fraud & risk-model team
PCI-DSS & KYC/AML security practices
Varies
Varies
Dedicated team, 40+ hrs/week, US and India coverage
NDA, full IP ownership & audit-ready documentation
Varies
Post-launch support, monitoring & security updates

Insights

Latest insights

Ideas and lessons from building banking, fintech, and AI products.

Flexible ways to work with us

Pick the model that fits your stage, from a scoped MVP to a long-running dedicated team.

Fixed-price project

Best for scoped MVPs: a mobile banking app or wallet with a defined feature set and timeline.

Typical MVP: 10 to 16 weeks
MOST POPULAR

Dedicated team

Your own banking software squad of engineers, QA, and a delivery lead working 40+ hrs/week as an extension of your team.

From 40 hrs/week per engineer

Time & material

Best for evolving scopes: integrations, audits, and continuous improvement billed by effort.

Flexible monthly billing

Banking software development FAQ

What types of banking software do you build?+

We build core banking platforms, digital and mobile banking apps, neobank products, payment and transfer systems, card and wallet solutions, lending and credit platforms, and KYC/AML onboarding tools.

How long does digital banking app development take?+

A focused MVP, such as a mobile banking app or wallet, typically takes 10 to 16 weeks. A full digital banking or neobank platform with core banking and KYC runs 20 to 32+ weeks depending on scope.

Is your banking software secure and compliant?+

Yes. We build to PCI-DSS, KYC/AML, and open banking best practices with encryption, tokenization, audit logging, and role-based access. Formal certification is completed with your compliance team.

Can you integrate payment rails and card networks?+

Yes. We integrate card networks, ACH, SEPA, UPI, and RTP, plus processors like Stripe, Adyen, and Marqeta, and wallet provisioning for Apple Pay and Google Pay.

Do you build open banking and API integrations?+

Yes. We build and consume open banking APIs, connect aggregators like Plaid and account information services, and expose secure developer APIs with OAuth and consent management.

Do you develop fraud and risk systems?+

Yes. We build real-time fraud detection, transaction monitoring, risk scoring, and AML screening using rules engines and machine learning models tuned to your data.

Get expert guidance on your banking software strategy

Book a free consultation call with our banking software experts today.

UNITED STATES
2440 Cerritos Ave, Signal Hill, CA 90755
INDIA
20, First Floor, Logix Infotech Park, D-5, Sector 59, Noida, UP 201301
sales@appther.com +91-9911432288

We respond within 24 hours · NDA on request · 100% confidential