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Custom software engineering · Fintech

Custom fintech software + integrations

Financial stacks carry legacy dragons · COBOL cores, Swift-XML message handling, ledger syncs. We write the glue software that connects modern products to them, with audit trails every compliance officer loves.

Custom software · embedded + firmware · DField SolutionsCircuit board traces radiating from a pulsing IC, rotating integration gear, and a streaming terminal log · representing embedded firmware, IoT, and custom integration work.FW · ICbuild.sh$ cargo build --release Compiling firmware v1.2.0 Signing image... Pushing OTA to 842 devices✓ Deployed in 12.3s01101101101101CUSTOM · EMBEDDEDFIRMWARE · IoT · OTA

WHAT WE SHIP

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Custom fintech software + integrations

    01Core-banking integration (ISO 20022, SWIFT, SEPA)
    02Legacy mainframe bridging (COBOL, AS/400)
    03Reconciliation engine for multi-gateway payments
    04Custom HSM integration for key management
    05Regulatory reporting pipelines (EMIR, CRD IV)

COMMON QUESTIONS

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Common questions · Fintech

What most people ask · answered before you have to.

Q01

What does Custom software engineering for Fintech include?

Financial stacks carry legacy dragons · COBOL cores, Swift-XML message handling, ledger syncs. We write the glue software that connects modern products to them, with audit trails every compliance officer loves.

Q02

What's a common Custom software engineering use case in Fintech?

Typical engagements include: Core-banking integration (ISO 20022, SWIFT, SEPA); Legacy mainframe bridging (COBOL, AS/400). Every build ships with an eval gate, observability, and a 30-day hyper-care window.

Q03

What compliance and risk does Fintech add?

PSD2/3, DORA, NIS2 and data-residency all apply. We bake the control evidence into the build · runbooks, logs, and a compliance register you can hand to your auditor on day one.

LET'S GET STARTED.

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Let's get started.

Send an email or book a 30-minute call.