Careers

We have a bunch of open positions +
Community program (authors)

Build the Future of App Security with Talsec

At Talsec, we're making applications safer for everyone — developers and end-users alike. We're a fast-moving security tech company where your work has real impact, your ideas are heard, and where we value independence, trust, and flexibility.
Join us to shape a safer mobile world.

Open Positions

All positions are remote-friendly

🚀 Become a Finance Assistant at Talsec!

20+ hrs/week, flexible • Student-friendly • Brno • Onsite / Hybrid • Suitable for: Economics/Finance Students

Are you passionate about numbers, precise, and fluent in English? Do you want to kickstart your career in finance within a dynamic, global cybersecurity startup? We are looking for you!At Talsec, we protect mobile apps and APIs worldwide. As we grow, we need a proactive team member to help keep our finances in perfect order. This position is a perfect match for university students (especially from Faculties of Economics) who want to gain real-world experience and learn from seasoned professionals.
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📌 Your Mission: What Will You Do?
‍Financial Data Processing: Maintain precise financial records (we will teach you everything!).
Reporting: Prepare financial reports to support key management decisions.
Client Management: Maintain our global customer database and handle active communication.
Office Support: Ensure the smooth day-to-day running of our Brno office.

💼 What We Expect From You:
‍Student of Economics/Finance (or a strong interest in corporate finance and accounting).
Excellent English (C1) – you will use it daily.
Precision and reliability – numbers must match!
Tech-savvy mindset: Advanced MS Office/Google Workspace. (Basics of programming is a huge plus!).
Availability: Long-term cooperation for approx. 20 hours/week (with flexible hours that fit your study schedule).

🎁 What We Offer:
‍Invaluable experience from a fast-growing, paperless global startup.
On-site onboarding in Brno: We will thoroughly train you and show you the ropes, with the possibility of a partial remote setup later.
Insights into global finance: Learn about accounting and tax systems across continents.
Growth & Mentorship: Work with experienced colleagues in a friendly, supportive team.
📩 Ready to start your career with us?

Send us your CV and a few lines about why you are the perfect fit and what excites you about the world of finance!

11.06.2026

🚀 iOS Engineer with Reverse Engineering Experience for Mobile Security SDK

Location: Brno (Hybrid – after onboarding) | Type: Full-time | Focus: Reverse Engineering & Low-Level iOS

Do you enjoy exploring how things work under the hood? Are you fascinated by runtime behavior, hooking, and building robust security components? We are looking for a talented iOS Engineer to develop and break non-visual SDKs that protect thousands of applications worldwide.
‍Join our elite tech team!

‍📌 Your Mission: What Will You Do?
‍Core SDK Development: Enhance our security-focused iOS SDK used by millions of end-users.
Low-Level Engineering: Work with iOS internals, hooking, binary inspection, and anti-tampering techniques.
Reverse Engineering: Apply runtime analysis to discover vulnerabilities and improve detection mechanisms.
Architecture Design: Build modular, reliable, and hard-to-bypass security frameworks.
Collaboration: Work closely with a small team of experienced security and SDK engineers.

💼 What We Expect From You:
‍Strong iOS background: Solid experience with Swift and Objective-C.
Low-level knowledge: Proven hands-on experience with reverse engineering, runtime inspection, or iOS internals.
SDK Expertise: Experience building non-UI frameworks and system-level components.
AI-Assisted Development: Ability to use tools like Cursor to accelerate coding and debugging.
Security Mindset: The ability to think like an attacker and proactively solve complex problems.
⚡ What is a Big Plus:Familiarity with tools like Frida, Hopper, IDA, or LLDB.
Understanding of Mach-O, memory layout, code signing, and linking.
Knowledge of cryptography, obfuscation, and anti-debugging.
Experience with CI/CD for XCFrameworks and packaging.
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🎁 What We Offer:
‍Global Impact: Your code will protect top-tier applications globally.
Elite Team: Work alongside senior experts in mobile security, RE, and SDK design.
Flexibility & Trust: Smooth on-site onboarding in Brno, followed by a flexible hybrid model.
Innovation Freedom: We love experimentation—if you find a smarter solution, let's build it.
Perks: Top-notch hardware, MultiSport card, educational budget, and more.

📩 Want to build an SDK that attackers actually try to break?
Send us your CV or LinkedIn profile — we’ll be happy to talk!

11/06/2026

🚀 Senior Platform Engineer: Focus on Backend, Cloud & Data Pipelines

fulltime • (Hybrid – 3 days on-site / 2 days remote after onboarding) • Brno • Hybrid / Remote

We are looking for an engineer to own backend development, cloud infrastructure, and data pipeline work across our production logging platform. If you are comfortable working across application code, infrastructure as code, and complex data systems, this is the place to be!

‍📌 Your Mission: What Will You Do?
‍Platform Ownership: Build and operate internal APIs, ingestion services, and queue/worker-based processing.
Infrastructure Management: Scale and manage Kubernetes workloads and infrastructure as code.
Data Architecture: Maintain analytical data flows, near-real-time pipelines, and robust database systems.
Scale & Reliability: Ensure high availability and smooth data processing for global traffic.

🛠️ Our Tech Stack: What Will You Work With?
‍Backend & Code: TypeScript, Node.js, NestJS, Cloudflare Workers.
Cloud & Infra: Google Cloud Platform (GCP), Firebase/Firestore, Kubernetes, Terraform, Helm, Docker.
Data & Queues: PostgreSQL (Drizzle ORM), Redis, Redis Streams, BullMQ, BigQuery, Elasticsearch.
Observability: Sentry, OpenTelemetry, Prometheus, Grafana.

💼 What We Expect From You:
‍Full Ownership Mindset: Ability to span across app development, DevOps, and data pipelines.
Production Experience: Practical knowledge of building scalable APIs and handling heavy data ingestion.
Security & Optimization Mindset: Writing clean, efficient, and secure infrastructure.
Proactivity: Independence and a willingness to untangle complex technical challenges.

🎁 What We Offer:
‍Global Impact: Your code is the shield for applications used by millions of people every single day.
Flexibility & Trust: We value results over hours. Enjoy a balanced 3+2 hybrid model after onboarding.
Space to Innovate: We love experimentation—if you find a smarter or faster way to do things, lead the change.
Perks & Gear: High-end hardware, MultiSport card, educational support, and a growth-focused culture.

📩 Ready to protect the mobile world from our hub in Brno?
Send us your CV or LinkedIn profile — let's talk!

11.06.2026

For Students & Thesis Collaborations

Are you a student at FI MUNI or another university looking for a thesis topic or internship in mobile security? We offer technical mentoring and topics that tie directly into real-world usage of mobile SDKs.Current students have already worked on development of security SDKs, conducted research, and co-authored security articles.

Reach out to Šárka to discuss options

Community Author Program

Contribute to our community by writing blog posts on mobile security, app protection, or your experience with Talsec tools.

You’ll get mentorship, visibility, and optional compensation.

Explore the community program

How to Apply?

Use forms or email us at sarka.hajkova@talsec.app with your CV, LinkedIn, GitHub (optional), and a short intro

We’re looking forward to meeting you. 💙