Industry · Fintech
Fintech software development, QA, and security testing
Hashorn supports fintech companies across payments, lending, neobanking, wealth, and crypto with senior product engineering, QA automation, and security testing. Our delivery model is shaped around the realities of regulated software: every release is reviewable, every change is logged, and every critical flow is tested before it touches production.
Market context
How Fintech teams actually work
Why our delivery model is shaped for this market.
Fintech buyers run audited release cycles. We work to ticket-level traceability and per-PR change records by default.
Latency, idempotency, and double-spend safety are non-negotiable in payment flows. Our QA team designs explicit test suites for these properties.
AI-assisted engineering accelerates regulated work as long as humans own architecture and review. That is exactly how Hashorn delivers.
Compliance
What we factor into delivery
Regulatory and audit considerations we treat as first-class engineering constraints.
PCI-DSS scope reduction patterns for products that touch card data.
SOC 2 evidence-friendly delivery: change management, access reviews, code review records.
FCA, MAS, DFSA, VARA, SEC, and RBI awareness for products operating in those jurisdictions.
GDPR and CCPA-compatible data handling, with PII minimisation and audit trails.
Who we work with
Typical buyers
Funded fintech startups in the UK, US, UAE, India, and Singapore.
Established neobanks and lending platforms scaling product engineering.
Payment infrastructure companies hiring offshore engineering and QA.
Regulated crypto and digital-asset companies (VARA, DFSA, ADGM).
Use cases
What we build and test
End-to-end ledger and double-entry accounting features.
Payment-initiation flows with retries, idempotency keys, and reconciliation.
Onboarding flows with KYC/KYB providers (Sumsub, Onfido, Persona, IDnow).
Card-issuing dashboards, statement generation, and dispute workflows.
Treasury, lending, and risk-scoring services with explicit regression suites.
QA automation for transaction integrity, double-spend, and idempotency.
Security testing for OWASP API Top 10 and PCI-DSS aligned controls.
Services
Most relevant services for Fintech
FAQ
Questions clients ask before we start.
Building in Fintech? Let's talk.
Tell us what you're building, we'll tell you how we'd ship it.