Staff Systems Engineer — Cloud-Native OS & Low-Level

Seqera; Barcelona; Hybrid; EUR 110,000 - 170,000; Full time

Benefits offered by this job

Equity

Private health insurance

Dental coverage

Vision coverage

Life insurance

401K investment app

Job summary

Seqera is seeking a Staff Software Engineer to own the low-level systems powering scientific workloads in the cloud. You'll work on Fusion, Fusion Snapshots, Ignite, and Sched, with a strong architectural lens and hands-on coding across Go and C.

You'll influence multi-cloud orchestration, reliability, and performance, mentor teammates, and contribute to adjacent services like Groundswell and Cloudinfo. A remote-friendly, technically driven culture awaits.

Qualifications

• Production-grade systems software experience with technical ownership at Staff level.
• Strong in Go and comfortable in C/C++, close to the operating system.
• Solid Linux internals knowledge including filesystems, namespaces, processes, and signals.

Responsibilities

• Design, build, and own low-level systems across Fusion, Fusion Snapshots, Ignite, and Sched.
• Write reliable, well-tested code primarily in Go and C, with Rust and JVM where applicable.
• Work close to the OS: FUSE, Linux namespaces, CRIU, process supervision, and static builds.
• Tackle multi-cloud orchestration and scheduling across AWS, Azure, and GCP.
• Drive performance engineering and improve testing, observability, and reliability.
• Set technical direction and mentor teammates.

Skills

Go

C/C++

Linux internals

Distributed systems

Cloud-native

Code debugging

Ambiguity handling

Tools

FUSE

CRIU

Kubernetes

Docker

Micronaut

Groovy/Java

Job description

Seqera is seeking a Staff Software Engineer to own the low-level systems powering scientific workloads in the cloud. You'll work on Fusion, Fusion Snapshots, Ignite, and Sched, with a strong architectural lens and hands-on coding across Go and C.

You'll influence multi-cloud orchestration, reliability, and performance, mentor teammates, and contribute to adjacent services like Groundswell and Cloudinfo. A remote-friendly, technically driven culture awaits.