1,831,290open jobs
105,464companies
270,100added this week
Browse all
Salary
≈ $64k – $191k per year (Estimated)
Location
Hybrid (Leuven, Belgium)
Seniority
Staff · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Oct 7, 2025. Guardsquare scores C on the Alion truth index.

Overview
Company
Impact
Profile match
Guardsquare is a Belgian cybersecurity company founded in 2014 and headquartered in Leuven. It develops ProGuard and DexGuard, the most widely used tools for hardening and obfuscating mobile applications. Its technology protects banking, payment and gaming apps used by hundreds of millions of people.

Summary

Guardsquare is looking for Software Engineering Team Leads to join us in our Leuven office and lead one of our Leuven based C++/LLVM or Java teams.

In this role you will be responsible for a team of about 5 to 7 C++ or Java software engineers working within an agile software development environment. The ideal candidate started their career technically and has a good understanding of software engineering within a high-tech start/scale-up, and grew into or is now ready for a team lead role.  

Your key responsibilities will be:

  • Own the results delivered by your team. You lead day-to-day development; assign tasks, track progress, ensure timely delivery and high quality.
  • Mentor engineers, foster collaboration, and motivate the team to reach company and personal objectives.
  • Set coding standards and best practices for maintainable solutions.
  • Work with product teams to translate business needs into technical specifications.
  • Implement and enforce testing practices to deliver reliable software.
  • Encourage new ideas and own engineering processes to drive continuous improvement.
  • Represent Guardsquare’s R&D values, its products and its culture.

Requirements:

  • Masters in computer science with 5+ years of experience, of which at least 3 as a Team Lead
  • Proven track record of achieving results with teams
  • Experience setting performance goals and performing appraisals
  • Strong programming fundamentals
  • Previous experience with low level programming is an asset
  • Deep knowledge of Java or C++ is also a nice plus
  • A no-nonsense and pragmatic attitude, continuously raising the bar
  • Excellent English communication
  • Understanding the value of in-person leadership in a hybrid work environment

What Guardsquare offers you

  • A full time job with a competitive salary package
  • You are provided with the tools & flexibility to develop yourself successfully 
  • An international environment where you will interact with motivated & open colleagues with different backgrounds
  • A workplace where you can share and implement your ideas
  • A hybrid work policy, which helps guarantee an excellent work-life balance

At Guardsquare, we take pride in being a diverse and multicultural company with team members representing numerous nationalities. We value different perspectives and opinions throughout the business which has contributed to our being the market leader in mobile application security.

You will be part of a dynamic  team that strives for excellence and focuses on continuous education and enhancement in skills. We encourage & empower  our trusted colleague s to share their opinions, actively collaborate, and continue to learn and grow.

Do you want to make a difference? What are you waiting for? Join us! 

You can apply for this opportunity by filling out the application form below! 

About Guardsquare

Guardsquare offers the most complete approach to mobile application security on the market, delivering the highest level of protection, with ease. Guardsquare integrates seamlessly across the full development cycle, from mobile app security testing and code hardening to real-time threat detection and API security. Guardsquare provides enhanced mobile application security across the entire development process.

More than 1,000 customers worldwide across all major industries rely on Guardsquare to help them identify security risks and protect their mobile applications and SDKs against reverse engineering and tampering in the ever-evolving threat landscape.

Guardsquare is based in Leuven (Belgium) with offices in Ghent (Belgium), Boston (USA) and Munich (Germany).

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,831,290 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
Leuven
≈ $76k – $224k per year (Estimated) • Remote (Egypt) • Full-Time • Cairo
Java
Databases
Neo4j
DynamoDB
ElasticSearch
Apache Kafka
AI/ML
Spark
Airflow
Flink
Machine Learning
Frontend
GraphQL
DevOps
Rest API
GCP
Helm
AWS
Kubernetes
Apply
≈ $22k – $50k per year (Estimated) • In office • 7+ years exp • Hyderabad
Python
JavaScript
TypeScript
SQL
AI/ML
AutoGen
LangChain
LlamaIndex
Model Context Protocol
Prompt Engineering
Function Calling
AI Agents
Semantic Kernel
RAG
Semantic Search
OpenAI
Semantic Search
Multi-Agent Systems
Frontend
React.js
DevOps
Terraform
Azure
CI/CD
Git
Docker
Kubernetes
GitHub
Management
Agile
Apply
$38k – $45k per year (gross) • In office • Full-Time • 2+ years exp • Singapore
Python
C#
C++
Apply
In office • Vladivostok
Python
JavaScript
SQL
Databases
PostgreSQL
DevOps
Git
Apply
$91k – $169k per year • In office • Top Secret • Bachelor's Degree • Littleton
Python
JavaScript
TypeScript
C++
Apply
$205k – $240k per year • In office • Full-Time • 3+ years exp • Master's Degree • New York
Python
C++
Management
Agile
Apply
$93k – $189k per year • In office • Full-Time • 10+ years exp • Bachelor's Degree • Columbus • Charlotte
DevOps
GCP
AWS
Management
Agile
Scrum
Waterfall
Apply
$120k – $250k per year • Hybrid • Full-Time • Bachelor's Degree • San Francisco
Rust
TypeScript
C++
AI/ML
AI Agents
DevOps
Terraform
GitHub Actions
CI/CD
GitOps
Kubernetes
Bazel
GitHub
Linux
Apply
Software Engineer III 18 days ago
≈ $88k – $174k per year (Estimated) • Equity • In office • Full-Time • 5+ years exp • Bachelor's Degree • Charlotte • Raleigh
JavaScript
TypeScript
C#
C#
.NET
Entity Framework Core
Databases
MS SQL
Frontend
Angular
Management
Agile
Apply
≈ $11k – $31k per year (Estimated) • In office • Taguig
Design
Canva
Management
Outlook
Microsoft Teams
SharePoint
Agile
Scrum
Microsoft Office
Apply
Java Team Lead 2 months ago
≈ $62k – $186k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Master's Degree • Leuven
Java
Management
Agile
Apply
≈ $84k – $167k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Master's Degree • Munich
Java
Java
Gradle
Mobile
ProGuard
Apply
≈ $32k – $64k per year (Estimated) • In office • Full-Time • 2+ years exp • Master's Degree • Singapore
Java
Java
Gradle
Mobile
DexGuard
ProGuard
DevOps
Linux
Apply
≈ $24k – $64k per year (Estimated) • Hybrid • Full-Time • Master's Degree • Leuven
Management
Microsoft Office
Apply
In office • Full-Time • Bachelor's Degree • Singapore
Java
Java
Gradle
Mobile
DexGuard
ProGuard
DevOps
Windows
Apply
In office • Full-Time • 3+ years exp • Leuven
Python
AI/ML
LLM
OCR
Computer Use
Cybersecurity
GDPR
HIPAA
Analytics
ETL/ELT
Management
n8n
WhatsApp
Apply
≈ $101k – $209k per year (Estimated) • In office • 7+ years exp • Leuven
Verilog
SystemVerilog
Apply
In office • Full-Time • Leuven
JavaScript
PHP
Frontend
Vue.js
Webpack
Yarn
React.js
DevOps
Git
Bitbucket
GitHub
GitLab
Management
Jira
Scrum
Apply
Senior SOC Analyst 2 days ago
≈ $67k – $155k per year (Estimated) • In office • Full-Time • Leuven
Python
PowerShell
Cybersecurity
Darktrace
Microsoft Sentinel
SentinelOne
MITRE ATT&CK
SIEM
Apply
Presales Architect 2 days ago
≈ $77k – $177k per year (Estimated) • In office • Full-Time • Leuven
Management
ITIL
Apply
See all jobs
This is one of many
1,831,290 more open roles from verified company boards, updated every day.