Senior Site Reliability Engineer EMEA (F/M/D)

Flowdesk's mission is to build a global financial institution for digital assets, one designed from the ground up for market integrity and efficiency.

To achieve this in a rapidly evolving market, we apply a disciplined, first-principles approach to everything we do. This approach is embedded in our core services, from institutional liquidity provision, trading solutions, OTC execution to our comprehensive treasury management offerings. This is how we cut through the noise and build robust and scalable systems across all our business lines.

We seek individuals who are driven by this systematic approach. Joining Flowdesk means you will be a key contributor in building and scaling a more transparent and efficient financial markets infrastructure.

The Role As a Core SRE Engineer at Flowdesk, you will be at the heart of our infrastructure operations, responsible for the reliability, performance, and scalability of our global high-frequency trading platform.

Reporting to Flowdesk's head of Infrastructure and working in close collaboration with the Engineering, Trading, and Data teams, you will play a crucial role in maintaining, enhancing, and scaling the critical systems that power our operations.

Your mission Infrastructure Management & Reliability

Maintain and optimize critical infrastructures including Nats (ultra-low latency networking stack), cloud infrastructures, data pipelines, and core trading systems.

Monitor and optimize network infrastructure to ensure peak performance and minimal downtime.

Ensure reliability, security, scalability, and performance of the company's essential systems.

Participate in day-to-day operational activities and incident management.

Kubernetes & Orchestration

Develop and maintain in-house Kubernetes operators to manage our evolving stack.

Manage containerized workloads and ensure smooth deployments.

Automation & DevOps

Improve and add new features to our CI / CD systems (FluxCD, Github Actions, Python scripting).

Implement robust monitoring solutions using Prometheus, Grafana, and similar technologies.

Advance DevOps practices, application-level reliability, and observability.

Collaboration & Innovation

Engage with Flowdesk's teams to understand their needs and deliver technical solutions.

Provide technical support that enhances operational capabilities across teams.

Propose improvements and bring innovative ideas to enhance performance and reliability.

Explain technical concepts effectively to non-technical stakeholders.

Take a look at our stack stackshare.io / flowdesk / flowdesk

Requirements Essential Experience

Kubernetes Expertise

Deep experience with Kubernetes architecture globally

Systems & Network Management

Knowledge of network infrastructure administration, especially for ultra-low latency setups and interconnects.

Cloud Infrastructure

Experience with cloud services (AWS, GCP) and infrastructure-as-code tools (Terraform, Ansible)

Coding Skills

Comfortable coding in languages like Golang, Rust, or Python for infrastructure automation and tooling

Monitoring & Observability

Hands‑on experience with monitoring solutions (Prometheus, Grafana) and implementing proactive detection systems

Highly Valued

Experience with CI / CD pipelines, FluxCD, and Github Actions

DevOps methodologies and practices

Experience working in a trading or high‑frequency trading environment

Experience with ultra‑low latency systems and network optimization

Knowledge of FinOps and cost optimization strategies

Performance tuning in high‑throughput environments

Personal Attributes

Excellent communication skills with ability to explain complex technical concepts to non-technical audiences

Strong organizational and time management skills with ability to prioritize urgent tasks and meet deadlines

Methodical and disciplined approach to problem‑solving

Strong interest in technology and eagerness to learn new technologies and concepts

Ability to work effectively in an international, fast‑paced environment

Benefits

International environment (English is the main language)

50% of transportation costs & a sustainable mobility agreement

Swile lunch voucher (€9.25 per day, 60% covered)

100% Alan Blue covered for you and your children

Wellpass contribution to gym membership

Team events and offsites

Here’s what you can expect if you apply

HR call (30') Get to know Flowdesk and discuss your experience.

Technical Interview with our Lead SRE (45')

Team fit (60’), Get to know you future teammates and get an introduction to our working environment.

Wrap Up Interview (45'), Learn about Flowdesk’s culture and how we work.

C-Level Interview (30')

We focus on conversations, not trick questions. These discussions will help you understand how Flowdesk operates and allow you to share your journey and what you’re looking for in your next role.

We are committed to an inclusive and accessible recruitment process. If you require any reasonable adjustments or have specific needs to enable you to participate fully in the interview or assessment process (e.g., a sign language interpreter, extra time for a test, or an accessible location), please contact us to discuss how we can support you.

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