Dublin - Senior Automation Engineer

Job description

Overview: These roles operate across the full payments stack — covering Payment App, TMS 3.0, POS TMC, Nexo Retailer/Acquirer protocols, downstream integrations and Android POS device performance. Engineers will ensure that all systems meet enterprise‑grade Non‑Functional Requirements (NFRs) covering load, latency, resilience, device behaviour and operational integrity. - Expleo is seeking two Non‑Functional Test Engineers (1 Senior, 1 Mid‑Level) to support one of our latest projects in the POS space. The successful candidates will validate the performance, stability, scalability and security of cloud‑native, device‑based and payment ecosystem components. Responsibilities: Define, refine and validate Non‑Functional Requirements (NFRs) Build and execute load, stress, spike, endurance and soak tests on: SmartPOS Payment App servicesTMS 3.0 flows (downloads, commands, updates)POS TMC sync & update flowsNexo Retailer/Acquirer channelsDownstream pipelines (IPG, BAM, EventGateway, telemetry integrations) Transaction throughput (TPS)End‑to‑end latency (POS → IPG → EventGateway → BAM)Resource utilisation and SLA adherence Validate CPU, memory, battery and thermal behaviour of Android POS d...