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Fintech mobile app development

Financial experiences.Designed for the person using them.

Build mobile onboarding, account journeys and operational tools around your financial product. Connect the app to the services you trust and make sensitive actions clear to the user.

Client ratings

Clutch5.0/53 reviews
Upwork5.0/57 reviews

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Tell us about your fintech app.

Which customer journey should the first release support?

Please describe the project without financial records, credentials or customer information. By submitting, you agree to our privacy policy.

A TEAM THAT FITS YOUR WORK

The right support.
At the right point.

Start with a focused discovery.

Bring a workflow, a goal and the constraints. Work together to define what is worth building and how to measure whether it helps.

  • A shared understanding of the problem
  • Data, dependencies and risks
  • A scoped first step
Talk through your project →

Fintech mobile app development

A financial app is a journey across the interface, identity and backend.

Which customer journey should the first release support?

01

Onboarding with clear progress

Design the steps, document requests and exception states around your verification process.

02

Account and transaction journeys

Make balances, status, confirmations and failed actions understandable using your backend as the source of truth.

03

Identity and permissions

Plan authentication, session behavior, recovery and access to sensitive functions with your security team.

04

Provider and backend integration

Connect approved payment and identity services through a defined API boundary, with a release and support plan.

Relevant published engagement

Engineering behind financial workflows.

For an anonymous payments technology company, we supported backend and API engineering, cloud infrastructure and production operations. A separate published engagement covers an AI-assisted identity-verification prototype.

Explore our financial technology work ↗

How we start

One useful release.
A clear way forward.

  1. 01

    Map the sensitive actions

    Agree on identity, confirmation and failure states for the first customer journey.

  2. 02

    Build with the backend

    Implement the app and integrations together, including retries and status reconciliation.

  3. 03

    Review before release

    Exercise real-device behavior, security review and platform distribution with the product owners.

Before we build

A few useful answers.

Do you also build the backend?

Yes. We can scope backend and API work with the mobile application, or integrate with the services your team already operates.

Will you choose our payments or identity provider?

We can assess integration requirements and trade-offs with your team. Provider suitability, contracts and regulatory responsibilities remain part of your organization’s review.

Can we start with one customer journey?

Yes. A focused first release can cover onboarding, account access or another defined task before broadening the application.

CLIENT PERSPECTIVES

Good work.
Real relationships.

Selected feedback from
Clutch and Upwork.

Feedback from different Software Sushi projects. Original sources and project types are shown for context.

Explore client reviews

A CLEAR FIRST STEP

Tell us about your fintech app.

A financial app is a journey across the interface, identity and backend.

Plan my fintech app
Software Sushi

Thoughtful engineering. Useful software.
Building since 2015. The generated portrait depicts a fictional person, not an employee or client.

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