💳 ZetsApp Services

Fintech Software Development Company

We build secure, compliant fintech software — digital banking, payments, lending, wallets, and trading platforms — engineered for the trust, scale, and regulation that finance demands.

7.3k+Projects delivered
9k+Engineers, designers & AI experts
7+Years building software
4.9/5Average client rating

Security and compliance that earn trust

Money software fails on trust before it fails on features. We engineer with strong encryption, fraud controls, secure authentication, and architecture aligned to PCI DSS, SOC 2, KYC/AML, and open-banking regulation — so you can launch with confidence.

Built to scale under real transaction load

Fintech traffic is spiky and unforgiving. We design event-driven, highly available systems with reliable transaction processing, reconciliation, and observability so performance holds under growth and audit.

Integrate the fintech ecosystem

We connect payment gateways, banking-as-a-service, card issuers, KYC/identity providers, and accounting systems through secure APIs — so you ship faster on proven rails instead of rebuilding infrastructure.

Fintech software we build

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Digital banking platforms

Neobank and core-adjacent platforms with accounts, cards, and secure onboarding.

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Payment & wallet apps

Payment processing, e-wallets, P2P transfers, and subscription billing with fraud controls.

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Lending & credit software

Loan origination, underwriting, servicing, and credit-decisioning platforms.

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Trading & investment apps

Brokerage, portfolio, and trading platforms with real-time data and reliable execution.

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KYC / AML & compliance

Identity verification, KYC/AML, and audit-ready compliance workflows built in.

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Fintech API integration

Payment gateways, BaaS, card issuing, and open-banking integrations on secure rails.

What you get

  • PCI DSS & SOC 2-ready architecture
  • Payments, wallets & transfers
  • Lending & credit platforms
  • KYC / AML & fraud controls
  • Banking & open-banking APIs
  • High-availability transaction systems

Technologies we build with

We are technology-agnostic and pick the right stack for your goals — here are the tools our engineers use most to ship fast, scalable fintech software development.

Frontend

ReactAngularVue.jsNext.jsTypeScriptTailwind

Backend

.NET / C#Node.jsPythonJavaGoGraphQL

AI / ML

LLMsRAGVector DBsPyTorchLangChainMCP

Cloud & DevOps

AWSAzureGCPDockerKubernetesCI/CD

Mobile

FlutterReact NativeSwiftKotlin

Data

PostgreSQLMongoDBRedisKafkaSnowflake

Industries we serve

We bring domain context to every engagement — mapping the compliance, workflows, and metrics that matter in your sector so the software we ship drives real outcomes.

Healthcare & MedTechReal Estate & PropTechFinance & FinTechConstructionE-Commerce & RetailEducation & EdTechLogistics & Supply ChainSaaS & Startups

Flexible engagement & pricing models

Every business is different, so we offer several ways to work together. Start with a free consultation and we will recommend the model that best fits your scope, timeline, and budget.

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Fixed-scope project

Best for well-defined builds. We agree scope, timeline, and a fixed price up front so you know exactly what you get and what it costs.

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Dedicated team

A cross-functional squad — engineers, designers, QA, and a project lead — that works as an extension of your business, month to month.

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Staff augmentation

Add senior developers or AI specialists to your existing team to fill skill gaps and accelerate delivery without long hiring cycles.

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Support & retainer

Ongoing maintenance, optimisation, and new-feature development on a predictable monthly retainer after launch.

Our delivery process

1

Discovery & strategy

We map your goals, users, and workflows, then define scope, architecture, and a clear roadmap with fixed milestones and transparent pricing — no surprises, no scope creep.

2

UX design & prototype

Wireframes and interactive prototypes validate the experience and de-risk the build before a line of production code is written, saving you time and budget.

3

Agile development & QA

We build in two-week sprints with continuous integration, automated testing, and live demos, so you see working software early and steer it as it grows.

4

Launch, support & scale

We deploy to the cloud with monitoring, security hardening, and CI/CD, then iterate with analytics-driven improvements and ongoing support as you scale.

Frequently asked questions

Is your fintech software secure and compliant?

Yes. We build with strong encryption, secure authentication, fraud controls, and architecture aligned to PCI DSS, SOC 2, and KYC/AML requirements.

What kinds of fintech products do you build?

Digital banking, payment and wallet apps, lending and credit platforms, trading and investment apps, and compliance/KYC systems.

Can you integrate payment gateways and banking APIs?

Yes. We integrate payment processors, banking-as-a-service, card issuers, and KYC/identity providers through secure APIs so you launch faster.

How do you handle KYC and AML?

We integrate identity-verification and KYC/AML providers and build audit-ready compliance workflows into the product.

Can your software handle high transaction volume?

Yes. We design event-driven, highly available systems with reliable transaction processing and reconciliation to scale under real load.

Let's build fintech software development that grows your business

Book a free consultation and get a clear, fixed-scope proposal within 48 hours.

Start your project ↗