Principal Performance Engineer | Build the Future of Performance Engineering
Location: Fully Remote (Spain)
Type: Full-Time | Permanent
Industry: FinTech / Payments
Salary: €80,000 + Bonus
Level: Principal | Hands-On | Strategic Leadership
Do you want to own, shape, and lead a performance engineering function at scale?
ViVA Tech Talent is hiring on behalf of a high-growth FinTech company. They’re looking for a Principal Performance Engineer to define and deliver performance testing environments, tooling, and strategy across a hybrid infrastructure. This is a chance to shape something foundational from the ground up.
Why You’ll Love This Role
Full Ownership – Define and deliver the performance strategy across the business.
Strategic Influence – Guide performance direction across engineering and operations.
Real-World Simulation – Architect environments to replicate production traffic at scale.
Visible Impact – Your work directly supports key systems used by thousands.
Empowered Culture – Work within a curious, outcomes-driven engineering team.
️ What You’ll Be Doing
Lead the design and implementation of performance testing strategy across systems and teams.
Architect realistic test environments for load, stress, and soak testing.
Work with Engineering and DevOps to build performance into the development lifecycle.
Translate real user activity into scalable test simulations.
Build tooling to support system modelling and load generation.
Tune infrastructure and applications to support high availability and scalability.
Drive early performance analysis and risk mitigation across product teams.
Provide visibility of testing results and performance trends to technical leadership.
What You Bring
8–10 years of performance engineering experience within large-scale tech environments.
5+ years in a senior or lead-level role.
Deep knowledge of performance testing tools (e.g. JMeter, BlazeMeter, K6, Kibana).
Strong experience testing APIs, UIs, services, and enterprise databases (e.g. Oracle, PostgreSQL).
Ability to design replica environments that mimic production performance.
Familiarity with IaC and modern DevOps practices.
Skilled at identifying bottlenecks across application and infrastructure layers.
A pragmatic, strategic mindset with a focus on systems that scale.
What You’ll Get
€80,000 + performance bonus
️ Unlimited holiday policy
Fully remote with home setup & broadband budget
️ Premium equipment & dual-monitor setup
Annual learning budget + tuition reimbursement
Inclusive culture with healthcare, pension & wellbeing support
A tech-first environment that values ownership, autonomy, and delivery
Ready to Drive Performance at Scale?
Be the architect behind a new performance capability at one of the most forward-thinking FinTechs.
Apply via LinkedIn – don’t miss this unique opportunity!