Functional Tester- Mobile

Persistent Systems; Northampton; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid work arrangements

Competitive salary & benefits package

Education & certifications support

Employee engagement events

Insurance: life, accident, mediclaim

Job summary

Persistent is seeking a Mobile Functional Tester to ensure quality and performance of mobile banking apps on iOS and Android. This role, based in Northampton, focuses on end-to-end validation, integration testing, defect management and customer experience within a regulated financial-services environment, in close collaboration with Agile delivery teams.

The ideal candidate has 10+ years of hands-on testing experience across mobile platforms, strong API testing skills (REST/SOAP), and

Qualifications

• Strong hands-on testing expertise across Functional, Regression, System, and Integration Testing.
• Mobile testing on iOS and Android for phones/tablets.
• Experience validating native, hybrid, and responsive mobile apps.

Responsibilities

• Create and execute test scenarios, cases, and data for mobile apps.
• Perform functional, regression, integration, smoke, and exploratory testing.
• Validate customer journeys across iOS and Android.
• Execute API and database validations supporting mobile functionality.
• Collaborate with Agile teams and participate in sprint ceremonies.

Skills

API Testing

Android

iOS

Tools

Postman

Swagger

JIRA

Job description

We are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what’s next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem. Our disruptor’s mindset, commitment to client success, and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation, leadership, and inclusion. We have delivered 21 sequential quarters of growth with $389.7M in Q1 FY26 revenue, up 3.9% Q-o-Q and 18.8% Y-o-Y growth. Our 25,000+ global team members, located in 18 countries, have been instrumental in helping the market leaders transform their industries. We have been named the fastest-growing Indian IT services brand in the “Brand Finance India 100” 2025 report. We were also cited as a Leader in the ISG Provider Lens™ 2025 for Digital Engineering Services 2025 and the Everest Group Talent Readiness for Next-generation Application Services PEAK Matrix® Assessment 2025.

About the Role

The Mobile Functional Tester is responsible for ensuring the quality, reliability, usability, and performance of mobile banking applications across iOS and Android platforms. The role covers end-to-end functional validation, integration testing, defect management, and customer experience assurance within a regulated financial-services environment, in close collaboration with Agile delivery teams.

• Role: Functional Tester- Mobile
• Location: Northampton
• Experience: 10+ Years
• Job Type: Full Time Employment
• Mandatory Mention 3 skills: API Testing, Android, iOS

Responsibilities

• Create and execute test scenarios, test cases, and test data for mobile applications.
• Perform functional, regression, integration, smoke, and exploratory testing.
• Validate customer journeys across iOS and Android platforms.
• Execute API and database validations supporting mobile functionality.
• Participate in backlog grooming, sprint planning, daily stand‑ups, reviews, and retrospectives.
• Collaborate with development teams to identify, troubleshoot, and resolve issues.
• Ensure traceability between requirements, test cases, and defects.
• Provide accurate testing status updates, quality metrics, and risk assessments.
• Support production validation and post‑release verification activities.

Qualifications

• Strong hands‑on testing expertise: Functional Testing, Regression Testing, System Testing, Integration Testing, UAT Support, and Defect Management.
• Mobile application testing experience on iOS and Android platforms across phones and tablets.
• Experience validating native, hybrid, and responsive mobile applications.
• Strong understanding of mobile testing concepts including installation, upgrades, notifications, device compatibility, offline functionality, and network validation.
• Technical skills: SQL, API Testing (REST/SOAP), Postman, Swagger, and database validation.
• Test management tools proficiency: JIRA, Confluence, ALM/Test Management platforms.
• Agile delivery experience: Working knowledge of Scrum/Agile methodologies and active participation in sprint ceremonies.
• Strong analytical and problem‑solving skills with the ability to investigate issues, analyse logs, and identify root causes.
• Ability to independently manage testing activities for assigned applications/modules with minimal supervision.
• Banking and Financial Services domain experience preferred.

Some other highly valued skills may include:

• Mobile Validation: Perform detailed testing of mobile application functionality, UI/UX behavior, navigation flows, notifications, device compatibility, accessibility, and customer journeys.
• API & Backend Validation: Validate integrations between mobile applications and backend services using API and database testing techniques.
• Defect Management: Log, track, retest, and verify defects while collaborating with development teams to ensure timely resolution and root‑cause analysis.
• Cross‑Device Testing: Validate application behavior across multiple OS versions, devices, screen resolutions, and network conditions.
• Requirements Collaboration: Work closely with Business Analysts, Developers, Product Owners, UX teams, and Test Leads to clarify requirements and ensure complete test coverage.
• Quality Assurance: Ensure delivered functionality meets business requirements, acceptance criteria, accessibility standards, and established quality expectations.
• Risk & Compliance Awareness: Support testing activities in alignment with applicable risk, security, compliance, and regulatory requirements.
• Continuous Improvement: Follow testing standards, best practices, and Agile methodologies while contributing to process improvements and knowledge sharing.
• Customer Experience Focus: Validate digital journeys from an end‑user perspective to ensure seamless and intuitive mobile banking experiences.
• Competitive salary and benefits package
• Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications
• Opportunity to work with cutting‑edge technologiesEmployee engagement initiatives such as project parties, flexible work hours, and Long Service awardsInsurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents

  Values-Driven, People-Centric & Inclusive Work Environment:

  Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.

  • We support hybrid work and flexible hours to fit diverse lifestyles.
  • Our office is accessibility‑friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.
  • If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment

  Let’s unleash your full potential at Persistent - persistent.com/careers

  “Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”