StoneX Group Inc.

Senior Staff Engineer

StoneX Group Inc.
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2 years ago
Bengaluru, IndiaStaff+

Responsibilities

  • Collaborate with developers, product managers, and stakeholders to translate requirements into comprehensive, risk-based test coverage.
  • Own test strategy, estimation, planning, execution, exit criteria, release-risk assessment, and QA recommendations.
  • Perform manual and automated functional, integration, regression, end-to-end, API, service, database, and message-level testing.
  • Expand backend test automation using the existing C# and SpecFlow/ReqNRoll frameworks.
  • Test trading flows involving execution services, FIX gateways, exchange and broker connectivity, and downstream processing.
  • Analyze logs, application behavior, databases, message flows, and system data to isolate defects and support root-cause analysis.
  • Support UAT, production deployment, operational readiness, release management, defect triage, and cross-functional delivery ceremonies.
  • Document test plans, cases, and results, and improve QA practices through reusable assets, peer review, knowledge sharing, and reduced manual regression effort.

Requirements

  • Strong professional experience testing complex trading, financial, transactional, or other high-integrity backend systems.
  • Hands-on experience with manual functional, integration, regression, and end-to-end testing in an Agile delivery environment.
  • Experience testing APIs and backend services, including requests, responses, events, and persisted data.
  • Basic SQL skills and experience diagnosing issues through logs, services, databases, and message flows.
  • Practical automation experience with C# or a comparable language, plus Git-based version control, CI/CD pipelines, and build or deployment tooling.
  • Ability to convert requirements and business workflows into risk-based test coverage and traceable evidence, from analysis through QA sign-off, UAT, and production release.
  • Strong analytical, communication, documentation, and attention-to-detail skills.
  • Preferred experience includes US futures or exchange-traded derivatives, electronic order or execution management, FIX protocol, distributed or low-latency systems, asynchronous messaging, resilience, failover, disaster recovery, and controlled releases.
  • Experience with tools such as Postman, Swagger, SQL Server, Kafka, Kubernetes, Rancher, TeamCity, Jenkins, Octopus, Jira, and Confluence is advantageous.
  • A degree in Computer Science, Engineering, or a related discipline, or equivalent relevant professional experience, is required; ISTQB or another testing certification is advantageous but not essential.

Benefits

  • The role requires working in the office four days per week.
  • The team supports AI-assisted test design, automation, defect analysis, documentation, synthetic test data generation, and quality analytics with appropriate governance controls.

Tech Stack

Apache KafkaC#CucumberDatabricksDatadogDockerInfluxDBJenkinsKubernetesMicrosoft SQL ServerOctopus DeployPostmanRancherRedisTeamCity

Categories

StoneX Group Inc.

About StoneX Group Inc.

5,001-10,000 employees

StoneX Group Inc. is a public financial services firm that connects institutional, commercial, and retail clients to global markets through brokerage, execution, clearing, risk management, and cross-border payments. It offers trading and hedging across commodities, equities, fixed income, futures/options, and FX, and operates retail platforms via GAIN Capital’s FOREX.com and City Index (acquired 2020). Founded in 1924 and headquartered in New York, it lists on Nasdaq under SNEX.

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