Home › Companies › Dfns › Lead Mobile Engineer
Lead Mobile Engineer
Dfns · Paris; New York · Remote · Active · $120,000 / year · Deel Hire
Job facts
| Field | Value |
|---|---|
| Company | Dfns |
| Title | Lead Mobile Engineer |
| Normalized title | - |
| Department / team | - |
| Location | New York, NY, United States |
| Work model | Remote / Remote |
| Employment type | Full Time |
| Salary | $120,000 / year |
| Status | active |
| ATS provider | Deel Hire |
| Posted / first seen | 2026-02-23 / 2026-06-05 |
| Changed / last seen | 2026-06-06 / 2026-06-06 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from Dfns. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through Deel Hire. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| City jobs | Active postings in New York. | Open |
| Work model jobs | Active Remote postings. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | Dfns |
| Source | 28963dcb-7c78-4b16-a140-442023ed8696 |
| ATS provider | Deel Hire |
Description
Join a team of engineers and cryptographers building the infrastructure behind the next generation of financial systems. We’re hiring a Lead Mobile Engineer to build the mobile experience of our platform. You’ll design and ship iOS and Android applications, improve our cross-platform architecture, and build interfaces that are fast, intuitive, and reliable. We’re looking for strong expertise in React Native and a sharp eye for product and UX details. You have experience shipping production mobile apps in fintech, blockchain, or other high-reliability environments. You’ll work closely with product, security, and backend teams to turn complex requirements into simple mobile workflows for both administrators and end users. This role includes owning projects end to end, contributing to mobile architecture decisions, and ensuring the mobile stack remains secure, reliable, and easy to build on. Responsibilities Lead the design and development of our iOS/Android apps. Own features from idea to launch to iteration. Refine SDKs and cross-platform frameworks for smooth integrations. Bring fintech-grade UX and bank-grade security to mobile wallets. Set high standards for performance, security, and architecture. Partner with product and design to ship features fast. Write clear docs, review code, and mentor teammates. Requirements 8+ years in mobile engineering, with experience leading projects. Expert in React Native or native mobile (Swift, Kotlin, etc.). Skilled in cross-platform development and SDKs. Hands-on with WebAuthn, passkeys, and secure authentication. Proven record of shipping mobile apps in fintech or onchain. Strong sense of UX, detail-oriented, and reliable. Clear communicator who thrives in fast-moving teams. Recruiting Process Intro call with Co-CEO (30 min) Personality and cognitive tests (45 min) Coding test in a language of your choice Focus interviews with the hiring panel (180 min) Code review Architecture review Security fundamentals Culture check fit Final interview with CTO (30 min) Reference calls and background checks Terms Title: Lead Mobile Engineer Salary: $120,000-220,000 per year (full-time) Equity: 100-200 stock options vested over 4 years Benefits: Healthcare and travel expenses Location: US or EU (remote-first, office optional) Equipment: MacBook Pro + essentials
Full job record
| Job ID | 7938503fc20aa0be5ef2212cca6308e6067e869a |
| Org ID | b2af5b22-fff8-436a-ae5e-6ea85e31b9d6 |
| Source ID | 28963dcb-7c78-4b16-a140-442023ed8696 |
| Board ID | 28963dcb-7c78-4b16-a140-442023ed8696 |
| Provider | deel |
| Provider Job Key | 56ec95e0-aeef-461e-a6a8-5c4e660ed186 |
| Title | Lead Mobile Engineer |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | Paris; New York |
| Department | — |
| Team | — |
| Employment Type | full_time |
| Workplace Type | remote |
| Remote Policy | remote |
| Country | United States |
| Region | NY |
| City | New York |
| Salary Raw | Join a team of engineers and cryptographers building the infrastructure behind the next generation of financial systems. We’re hiring a Lead Mobile Engineer to build the mobile experience of our platform. You’ll design and ship iOS and Android applications, improve our cross-platform architecture, and build interfaces that are fast, intuitive, and reliable. We’re looking for strong expertise in React Native and a sharp eye for product and UX details. You have experience shipping production mobile apps in fintech, blockchain, or other high-reliability environments. You’ll work closely with product, security, and backend teams to turn complex requirements into simple mobile workflows for both administrators and end users. This role includes owning projects end to end, contributing to mobile architecture decisions, and ensuring the mobile stack remains secure, reliable, and easy to build on. Responsibilities Lead the design and development of our iOS/Android apps. Own features from idea to launch to iteration. Refine SDKs and cross-platform frameworks for smooth integrations. Bring fintech-grade UX and bank-grade security to mobile wallets. Set high standards for performance, security, and architecture. Partner with product and design to ship features fast. Write clear docs, review code, and mentor teammates. Requirements 8+ years in mobile engineering, with experience leading projects. Expert in React Native or native mobile (Swift, Kotlin, etc.). Skilled in cross-platform development and SDKs. Hands-on with WebAuthn, passkeys, and secure authentication. Proven record of shipping mobile apps in fintech or onchain. Strong sense of UX, detail-oriented, and reliable. Clear communicator who thrives in fast-moving teams. Recruiting Process Intro call with Co-CEO (30 min) Personality and cognitive tests (45 min) Coding test in a language of your choice Focus interviews with the hiring panel (180 min) Code review Architecture review Security fundamentals Culture check fit Final interview with CTO (30 min) Reference calls and background checks Terms Title: Lead Mobile Engineer Salary: $120,000-220,000 per year (full-time) Equity: 100-200 stock options vested over 4 years Benefits: Healthcare and travel expenses Location: US or EU (remote-first, office optional) Equipment: MacBook Pro + essentials |
| Salary Min | 120,000 |
| Salary Max | — |
| Salary Currency | USD |
| Salary Period | year |
| Source URL | https://jobs.deel.com/dfns/job-details/56ec95e0-aeef-461e-a6a8-5c4e660ed186/overview |
| Apply URL | https://jobs.deel.com/dfns/job-details/56ec95e0-aeef-461e-a6a8-5c4e660ed186/overview |
| First Seen At | 2026-06-05 03:14:36Z |
| Last Seen At | 2026-06-06 19:42:15Z |
| Last Checked At | 2026-06-06 19:42:15Z |
| Last Changed At | 2026-06-06 19:42:15Z |
| Inactive At | — |
| Source Posted At | 2026-02-23 22:07:11Z |
| Source Updated At | — |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=deel/board=dfns/date=2026-06-06/2026-06-06T19-42-13-685Z-9379df011bdf0e92b135f169bfb402649acde63ca46aa3605e0605b2cbb0b9d8.json |
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