Performance Test Engineer - VOIS

## Who we are VOIS (Vodafone Intelligent Solutions) is a strategic arm of Vodafone Group Plc, creating value for customers by delivering intelligent solutions through Talent, Technology & Transformation. As the largest shared services organisation in the global telco industry with 30,000 FTE, our portfolio of next-generation solutions and services are designed in partnership with customers across Vodafone Group, local markets, and partner markets to simplify and drive growth. With our strategic partner Accenture, we work alongside our Vodafone customers, other Telco and tech companies to drive transformation, meet the challenges of our industry and ensure we stay relevant and resilient. This partnership is a unique, industry-first model which brings together the best of in-house and 3rd party capability. We work with customers across 28 countries from 10 VOIS locations: Albania, Egypt, Hungary, India, Romania, Spain, Turkey, UK, Germany, Ireland, and with a network of teams in Czech Republic, Italy, Greece, and Portugal. #VOIS #BeUnrivalled #CreateTheFuture ## About this Role We are seeking a Performance Test Engineer to deliver performance and non-functional testing services within VOIS across telecommunications platforms, services and components. You will develop performance test strategies, plans, scripts and scenarios, execute tests and analyse results against agreed quality standards, milestones and service levels. The role requires practical experience in performance testing within multinational environments and the ability to work across Cloud, CRM and Middleware domains. You will collaborate with application teams, product owners, IT Operations, developers and multiple vendors to identify performance issues, communicate findings and continuously improve testing practices. ## What you’ll do * Understand telecommunications technology stacks, delivery approaches and strategic initiatives to define appropriate performance testing strategies. * Plan, script, execute and coordinate performance and non-functional testing activities. * Develop dynamic scripts and realistic performance test scenarios using tools such as LoadRunner, JMeter and SOAP UI. * Analyse non-functional requirements (NFRs), workloads and volumetric requirements to establish appropriate test coverage. * Analyse performance test results and communicate findings clearly in both technical and business language. * Develop and maintain the NFT test strategy, reflecting changes in risks, schedules and testing processes. * Collaborate with application teams to investigate and resolve performance issues. * Monitor application and infrastructure behaviour using APM and diagnostic tools such as Dynatrace, AppDynamics, HP Diagnostics and CA Wily. * Support performance analysis across Java/JVM architecture, garbage collection, class loading, thread dumps and Oracle and SQL Server databases. * Work within CI/CD and cloud-based environments using technologies such as Azure DevOps, Jenkins, Gatling, GitHub and Maven. * Support testing across Kubernetes, microservices, AWS Cloud and Oracle Cloud Infrastructure environments. * Use C, Java, SQL, shell scripting and VB macros where appropriate to customise test scripts and automate processes. * Increase test automation and promote reusable assets, including scripts and input datasets. * Maintain testing deliverables in accordance with agreed methodologies and industry standards. * Identify, document and support the resolution of defects through the agreed defect management process. * Identify lessons learnt, recommend best practices and implement continuous improvements to testing processes. * Communicate risks and issues to project teams, test management and other relevant stakeholders. * Provide regular and ad-hoc progress reporting to the Test Team Lead. ## Who you are * You have proven experience delivering performance software testing solutions across multinational and distributed environments. * You have practical experience with performance testing tools such as LoadRunner, JMeter and SOAP UI, including Web HTTP and other relevant protocols. * You understand performance test scripting, execution, analysis and performance bottleneck identification. * You have experience working with CI/CD pipelines, cloud infrastructure, Kubernetes and microservices. * You understand Java/JVM performance concepts, databases and application/server performance metrics. * You have experience using application performance monitoring and profiling tools. * You can analyse NFRs and volumetric requirements and translate them into effective performance tests. * You have knowledge of C, Java, SQL, shell scripting and automation techniques. * Experience with supporting diagnostic tools such as Fiddler, browser developer tools, HAR files and Lighthouse would be advantageous. * You understand testing standards and structured defect management practices. * You communicate effectively with product owners, developers, IT Operations, testing professionals and other stakeholders. * You take a thorough, quality-focused and methodical approach to your work. * You can collaborate effectively within a changing, multicultural and matrix organisation. * You are fluent in English and able to communicate technical information to technical and business audiences. * You are able to travel to Europe intermittently where required. ## Not a perfect fit? Worried that you don’t meet all the desired criteria exactly? At Vodafone we are passionate about empowering people and creating a workplace where everyone can thrive, whatever their personal or professional background. If you’re excited about this role but your experience doesn’t align exactly with every part of the job description, we encourage you to still apply as you may be the right candidate for this role or another opportunity. ## What's in it for you Opportunity to work on performance engineering within a large-scale telecommunications technology environment. Exposure to Cloud, CRM, Middleware, microservices and CI/CD ecosystems. Collaboration with multidisciplinary teams, product owners, developers, IT Operations and multiple vendors in an international environment. Opportunity to influence performance testing practices through automation, reusable assets and continuous improvement. Exposure to projects spanning multiple technologies and geographies. ## What skills you will learn ## * Advanced performance testing and analysis across telecommunications applications and services. * Performance engineering within cloud-native, Kubernetes and microservices environments. * CI/CD-integrated performance testing and greater test automation. * Deeper application and infrastructure performance analysis using APM and diagnostic tooling. * Performance troubleshooting across Java/JVM and database technologies. * Stakeholder communication and performance reporting within multinational technology programmes. * Development of reusable non-functional testing approaches, assets and continuous improvement practices. ## VOIS Equal Opportunity Employer Commitment Vodafone recognises and celebrates the value of diversity in building a workforce that reflects the customers and communities it serves. No form of discrimination is tolerated. This includes, but is not limited to, discrimination based on race, colour, age, veteran status, gender identity, gender expression, sexual orientation, pregnancy, maternity or parental status, ethnicity, disability, religion or belief, political affiliation, trade union membership, nationality, citizenship, indigenous status, medical condition, HIV status, neurodiversity, social origin, cultural background, marital or civil partnership status, or socio-economic background. ## Join Us At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to grow your career whilst finding the perfect balance between work and life, Vodafone offers the opportunities to help you belong and make a real impact. ## Follow us on social media and #StayConnected * LinkedIn: https://www.linkedin.com/company/vois/ * Facebook: https://www.facebook.com/voisglobal * Instagram: https://www.instagram.com/voisglobal/