Senior Performance Tester

At Barclays, we don't just adapt to the future – we create it. Embark on a transformative journey as a Senior Performance Tester – where you'll play a pivotal role in ensuring the resilience, scalability, and reliability of critical payment systems within the Merchant Services domain. You will be a key contributor championing quality and performance for systems that power merchant transactions, focusing on driving improvements in system stability, throughput, efficiency, and control.

Working closely with BA, SA, Engineering teams and stakeholders across Merchant Services, you will help deliver high-performing solutions through agile delivery models. You will collaborate to understand system benchmarks, identify performance bottlenecks, and lead performance engineering initiatives while interfacing with technology partners to ensure optimal system behaviour under varying load conditions.

Leading the ongoing drive to enhance platform performance and reliability, you will champion a data-driven and collaborative approach, ensuring that performance considerations are embedded throughout the software development lifecycle. Additionally, ensuring compliance with performance standards, risk controls, and service-level expectations will be a key responsibility.

To be successful as a Senior Performance Tester, you should have experience with:

Lead end‑to‑end performance testing lifecycle including strategy, planning, execution, monitoring, analysis, tuning support, and reporting.
Define performance test strategies for large, complex, multi‑tier applications.
Design and execute load, stress, endurance, spike, and scalability tests.
Establish non‑functional requirements (NFRs) in collaboration with business and architecture teams.
Provide go‑live performance sign‑off and production readiness assessments.

Some Of Highly Valued Skills May Include

Candidates with experience in Banking / Payments domain preferred.
Load Runner / Load Runner Enterprise / Micro Focus Performance Center.
Handon experience on App Dynamics monitoring/ Alerting and automation Kibana/ eSaaS.
OS and infrastructure monitoring tools.
Web applications (REST / SOAP APIs).
Microservices and containerized architectures.
Databases:
Oracle, SQL Server and AWR analysis.
Message queues (Kafka / MQ – conceptual understanding).
Performance testing in cloud environments.
CI/CD integration (Jenkins, Git).
Awareness of AWS and Azure environment.

You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills.

The location of the role is Pune, IN.

Purpose of the role

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.

Accountabilities

Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.
Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.
Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
Stay informed of industry technology trends and innovations and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth.
Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.
Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.

Analyst Expectations

To perform prescribed activities in a timely manner and to a high standard consistently driving continuous improvement.
Requires in-depth technical knowledge and experience in their assigned area of expertise
Thorough understanding of the underlying principles and concepts within the…