Staff Software Engineer, Scanning Engine

GitGuardian; Paris; Hybrid; EUR 110,000 - 150,000; Full time

Benefits offered by this job

Stock-options

Lunch vouchers

Wellpass (gymlib)

Health insurance for children

Home office budget

Yearly holiday allowance

Team building budget

Hybrid work (Paris office)

AI tools access

Career development

Referral bonus €4000

Job summary

GitGuardian in Paris seeks a Staff Software Engineer to lead architectural decisions and drive scalable solutions. You will mentor engineers, partner with product managers, and guide performance improvements across Python/Django and Go/Rust stacks.

The role embraces hybrid work, cloud-native practices, and security/compliance initiatives, shaping our platform for hundreds of thousands of developers. Join a fast-growing, globally distributed team and help set technical vision while delivering

Qualifications

• Proven track record leading technical initiatives and collaborating with multiple teams in a large organization.
• Fluent English is essential for collaboration and external communication.
• Strong background in Python with Django and large monolithic codebases.
• Experience moving monolithic code toward modular architectures and optimizing performance.
• Expertise in web app development, Unix/Linux environments, and distributed systems.
• Knowledge of cloud platforms (AWS, Azure, Google Cloud) and containerization (Docker, Kubernetes).
• Experience in security-focused environments with SOC/ISO compliance experience.

Responsibilities

• Drive architectural decisions, technical strategy, and best practices across the engineering organization.
• Mentor engineers and foster a culture of learning and excellence.
• Collaborate with product managers, designers, and stakeholders to define requirements and deliver solutions.
• Conduct code reviews and ensure coding standards and quality.
• Identify technical challenges and propose scalable solutions.
• Stay current with technologies and apply them to improve products and processes.
• Hands-on software development and maintaining a healthy codebase.
• Support growth of engineering teams in 2026.

Skills

Leadership

Cross-functional

English fluency

Python expert

Django

Modular architecture

Performance optimization

Web app development

Unix/Linux

Distributed systems

Security/compliance

Tools

Docker

Kubernetes

Terraform

ArgoCD

GitlabCI

PostgreSQL

Elasticsearch

Redis

RabbitMQ

Grafana

Sentry

Job description

About GitGuardian

GitGuardian is a global cybersecurity scale-up. The company is based in Paris, New York City, Boston.

Our early investors include Scott Chacon, co-founder of GitHub, and Solomon Hykes, co-founder of Docker, alongside leading US and European VC firms. We raised our Series C in early 2026.

GitGuardian leads the way in securing the credential layer, helping organizations protect the secrets that let code, machines, and AI agents access systems with broad detection, identity context, and remediation at scale. Already trusted by 600K+ developers worldwide and by 50 of the Fortune 500!

About Your Team And Your Mission

GitGuardian is a tech company, as such, the engineering department is key to the success of the company. The main challenges we are solving include: scanning various data streams at scale to find secrets in them (scan >10M code patches, messages or images every day), developing our scout component that is deployed on our customers’ infrastructure to securely collect and map non-human identities, integrate ML models and capabilities in our product with an elegant UX.

Curious about all the technical problems you’ll tackle? Check out our engineering challenges for 2026.

We are looking for highly skilled software engineers to reinforce our 50+ engineers department and build the best secret security platform in the world.

Staff engineers are leading the engineering excellence at GitGuardian, they own our technical vision. In practice, they lead the design, development, and implementation of complex technical solutions, ensuring scalability, reliability, and performance.

Responsibilities

• Drive architectural decisions, technical strategy, and best practices across the engineering organization.
• Mentor and guide engineers, fostering a culture of learning, collaboration, and excellence.
• Collaborate with product managers, designers, and other stakeholders to define requirements and deliver innovative solutions that address customer needs.
• Conduct code reviews, provide constructive feedback, and ensure adherence to coding standards and best practices.
• Identify technical challenges and proactively propose solutions to address them.
• Stay up-to-date with the latest technologies, trends, and best practices in software engineering and apply them to enhance our products and processes.
• Do hands‑on software development.
• Maintain and ensure an excellent quality of code and healthy codebase.
• Participate in the growth of our engineering teams! We are growing fast and we need you to support our continued growth in 2026.

Stack

• Backend: Python (Django), Rust
• Frontend: JavaScript (React), TypeScript, React Query, Jest
• DB: PostgreSQL, ClickHouse
• Observability: Sentry, Grafana, Coralogix
• Deployment: ArgoCD, GitlabCI, Terraform
• Runtime: Kubernetes (Karpenter, Istio)
• Cloud providers: AWS and OVH
• Message brokering: RabbitMQ, Redis

About You

Here’s what we consider essential for success in this role:

Leadership and Cross-Functional Collaboration

• You have a track record of effectively leading technical initiatives and collaborating with multiple teams in an organization of at least one hundred people.
• Strong background in fostering cross-functional skills across engineering teams.
• Fluency in English

Technical Expertise

• You are an expert in Python with solid experience in Django and large monolithic codebases.
• Experience working with large monolithic codebases transitioning to modular architectures.
• You have led several initiatives around performance optimization and scalability challenges.
• You are an expert in web application development, Unix/Linux environments, and distributed and parallel systems.

Cloud and Containerization Knowledge

• You have expert-level knowledge of cloud platforms (e.g., AWS, Azure, Google Cloud) and containerization technologies (e.g., Docker, Kubernetes).

Security and Compliance Experience

• Experience working in security-focused environments, particularly with companies adhering to compliance standards such as SOC 1, SOC 2, and ISO certifications.

The following skills would strengthen your application but aren't required:

Additional Skills (Optional)

• You have expertise around plain text search at scale
• You have built and operated graph databases with millions of nodes
• You like building tools for developers
• You have experience building security products
• You’re eager to conference or meet‑up speaking inside or outside the company
• You don't hard code API keys in your code

Benefits

• Package that includes stock-options
• Sponsored lunch vouchers (Swile)
• Sponsored Wellpass (gymlib)
• Non‑charged health insurance for children (Sidecare / Generali)
• Up to €300 to improve your home office set‑up
• Yearly holiday allowance
• Team building: monthly budget dedicated to each employee that you can spend as you wish, with colleagues (latest examples to date: Michelin star restaurant, karaoke, stand‑up show, kitesurfing week‑end, ...)
• Remote policy: hybrid (3 days/week at the office in Paris)
• Full, company‑wide access to cutting‑edge AI tools to stay ahead of the curve
• Opportunities for career development in the long term
• Referral bonus of 4000€ for any new Guardian we might hire thanks to you

Recruitment Process

At GitGuardian, we are committed to building a diverse, equitable and inclusive workforce. We will ask for your gender on the application page to help us understand the diversity of our applicant pool and to track our progress in attracting and hiring a diverse workforce. The information is optional and will not be disclosed to the hiring manager or the interview team and will not be considered in the hiring process. We appreciate your willingness to share this with us so that we can continue to improve our diversity and inclusion efforts.

• Interview with Jeremy (Chief Technical Officer) and Henri (Engineering Manager) (1h)

Purpose

To know more about yourself and your achievements, and present to you the team.

Skills Assessed

We assess your soft skills (ownership, communication), motivation and your experience as a tech leader.

• Technical interview with the team (3h)

We validate your hard skills and give you the opportunity to discuss with other staff engineers

Final interview with Eric our CEO, onsite (1h)

To detail our company’s vision and ambitions for the next couple of years.

You will also meet some team members for a coffee.

References check

You can start thinking about two contacts who can attest to your previous or current professional experiences. These contacts should be as recent as possible, and we will call them at the end of the process.

More about GitGuardian

Stack

• Backend: Python (Django) Go, Rust
• Frontend: JavaScript (React), TypeScript, React Query, Jest
• DB: PostgreSQL, Elasticsearch (+ Kibana), MongoDB
• Observability: Elastic Stack, Sentry, Grafana LGTM, OTEL
• Deployment: ArgoCD, GitlabCI, Terraform
• Runtime: Kubernetes (Karpenter, Istio)
• Cloud providers: AWS and OVH
• Message brokering: RabbitMQ, Redis

Products

• Understand how GitGuardian works in this short video!
• Want to go even further? Check out our public roadmap!
• Check out the State of Secrets Sprawl Report to understand our mission and the industry.
• Our solutions are already used by hundreds of thousands of developers in all industries and GitGuardian platform is the n°1 app on the GitHub marketplace

Clients

• GitGuardian helps organizations find exposed sensitive information that could often lead to tens of millions of dollars in potential damage.
• More than 70% of our customers are in the United States.
• Many F500 companies use GitGuardian's platform.

People

• The Guardians are knowledgeable, committed, serious, aligned with the company’s mission, and true team players: always willing to help each other grow our skill sets!
• The team is diverse and we hail from more than 20 different countries.
• We are also agile, remote-friendly, and fun people to work with.
• You will get trust & autonomy on your perimeter with a very transparent internal communication and a strong impact on the company development.