Mobile Engineer – Flutter, Enterprise App

🔥 1 hour ago

🇩🇪 Germany – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🖥 Software Engineer

👻 Ghost score 15%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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SaltRock GmbH

WebsiteLinkedInAll Job Openings

2 - 10 employees

Founded 2024

🔒 Cybersecurity

🤖 Artificial Intelligence

🏛️ Government

Cybersecurity • Artificial Intelligence • Government

SaltRock GmbH is a Cologne-based technology company focused on building secure, sovereign digital products and services for public institutions, defence and industrial clients. They provide cloud computing, software engineering, cybersecurity and AI solutions, and offer European-focused products such as Evida (an evidence/evidence-cloud protection solution) and SecureID (a PKI wallet for digital identities). SaltRock emphasizes digital sovereignty, secure architectures, and long-term operational resilience for sensitive and regulated sectors (public sector, police & justice, industry, and defence).

📋 Description

• Further develop the SecureID app for iOS and Android using Flutter • Integrate the new UX design into the app • Support the release process for the Apple App Store and Google Play • Implement enterprise features such as organization switching and push notifications • Work on biometrics, NFC, BLE, and secure key storage • Coordinate interfaces with the backend to keep the app lightweight • Implement tickets using Claude Code or Codex • Review generated results independently • Take ownership of merged code

🎯 Requirements

• Professional experience with Flutter/Dart in apps published to the app stores • Experience with apps connected to a SaaS backend, including login, multi-tenancy, and push notifications • Proficiency in using AI tools for software development • Ability to understand and critically review generated code and take responsibility for it • Willingness to learn and work with new technologies • Fluency in written and spoken German and English • Nice to have: Swift or Kotlin • Nice to have: App Store processes, code signing, and Codemagic • Nice to have: NFC/HCE, BLE, biometrics, Secure Enclave, or Android Keystore • Nice to have: Riverpod and GoRouter • Nice to have: Basic knowledge of PKI and X.509

🏖️ Benefits

• Latest MacBooks or Windows Surface devices, also available for private use • Company credit card, including expense management software • Edenred City Card (€50 per month) • 30 days of annual leave • Trust-based working hours (“Come as you are”) • Remote work options • Modern offices in Münster and Cologne • Professional certifications • Leadership and soft-skills training • Access to LinkedIn Learning and Udemy • High level of personal responsibility and genuine scope to shape your work • Interdisciplinary team • Opportunity to help shape client relationships • Representation at events, trade fairs, and relevant professional networks • Engagement in professional associations • Opportunity to help shape new business areas and partnerships