Why Verifone

For more than 40 years Verifone has established a remarkable record of leadership in the electronic payment technology industry. Verifone has one of the leading electronic payment solutions brands and is one of the largest providers of electronic payment systems worldwide.

Verifone has a diverse, dynamic and fast paced work environment in which employees are focused on results and have opportunities to excel. We take pride in the fact that we work with leading retailers, merchants, banks, and third party partners to invent and deliver innovative payments solution around the world. We strive for excellence in our products and services, and are obsessed with customer happiness. Across the globe, Verifone employees are leading the payments industry through experience, innovation, and an ambitious spirit. Whether it’s developing the next platform of secure payment systems or searching for new ways to bring electronic payments to new markets, the team at Verifone is dedicated to the success of our customers, partners and investors. It is this passion for innovation that drives each one of our employees for personal and professional success.

Verifone is proudly an in-office work culture as we see immense benefits to career development and business results from our colleagues being physically co-located.

About The Role

We are seeking a London‑based Senior Software Engineer (Node.js / TypeScript) to build and operate backend services supporting payment, checkout, and transactional workflows. You will collaborate closely with Product, Frontend, Platform, and Infrastructure teams to deliver secure, scalable APIs in high‑throughput environments.

This role sits at the core of Verifone’s payments and checkout platform, where backend engineering directly impacts secure, high‑volume transactions used globally. You’ll design and operate scalable, production‑critical systems that must perform reliably under real‑world load, evolving payment methods, and strict security requirements.

Required Skills and Experience Needed

Programming Languages

• TypeScript (version 3.x or higher)
• Node.js (version 16 or higher)

Backend Frameworks & Libraries

• Backend frameworks such as Hapi.js, or alternatives including Express, Fastify, or NestJS
• Validation using Joi
• Authentication and authorization using JWT and OAuth2

Architecture & Design

• Strong grounding in Clean Architecture and Domain‑Driven Design (DDD)
• Dependency Injection (e.g., InversifyJS)
• Repository and modular design patterns
• Experience building maintainable, testable backend systems

APIs & Data

• Design and operation of RESTful APIs
• API versioning and request validation
• Advanced filtering using RSQL or equivalent
• Experience with MongoDB (modeling, indexing, performance tuning)
• Experience with Redis for caching or messaging
• Database migrations and schema evolution

Cloud & Infrastructure

• Hands‑on experience with AWS services such as EC2, S3, Secrets Manager, and CloudWatch
• Docker and Docker Compose
• Strong discipline with CI/CD pipelines and Git workflows

Testing & Quality

• Automated testing using Jest or Mocha/Chai/Sinon
• End‑to‑end testing with Cypress (optional)
• Strong focus on code quality, reliability, and maintainability

Bonus Skills and Experience

Payments & Security

• Experience integrating payment providers such as Stripe, PayPal, or Klarna
• Knowledge of authorization, capture, and refund flows
• Experience with 3D Secure
• Awareness of PCI‑DSS requirements and security best practices
• Understanding of checkout and transactional domain flows

Production Engineering

• Performance optimization and debugging in production systems
• Exposure to monitoring or APM tools (e.g., AppDynamics or similar)
• Experience operating high‑availability or fault‑tolerant systems
• Familiarity with fraud‑related considerations

Frontend & Platform Exposure

• Experience working alongside frontend frameworks such as Angular or React
• Familiarity with RxJS and state management (NgRx or Redux)
• Server‑side rendering with Pug templates
• HTML/CSS with SASS or PostCSS
• Iframe‑based widget embedding

Additional Bonuses

• Fintech, payments, or e‑commerce domain experience
• Messaging systems such as Kafka, RabbitMQ, or Redis Pub/Sub
• Internationalization (i18n) systems
• Puppeteer for PDF or receipt generation

Our Commitment

Verifone is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran.

Why Verifone

For more than 40 years Verifone has established a remarkable record of leadership in the electronic payment technology industry. Verifone has one of the leading electronic payment solutions brands and is one of the largest providers of electronic payment systems worldwide.

Verifone has a diverse, dynamic and fast paced work environment in which employees are focused on results and have opportunities to excel. We take pride in the fact that we work with leading retailers, merchants, banks, and third party partners to invent and deliver innovative payments solution around the world. We strive for excellence in our products and services, and are obsessed with customer happiness. Across the globe, Verifone employees are leading the payments industry through experience, innovation, and an ambitious spirit. Whether it’s developing the next platform of secure payment systems or searching for new ways to bring electronic payments to new markets, the team at Verifone is dedicated to the success of our customers, partners and investors. It is this passion for innovation that drives each one of our employees for personal and professional success.

Verifone is proudly an in-office work culture as we see immense benefits to career development and business results from our colleagues being physically co-located.

About The Role

The Director, Global Physical Security is responsible for ensuring the safety and security of the Verifone’s physical assets, personnel, and visitors. This role involves managing access control systems, video surveillance, and physical barriers, as well as coordinating with security personnel to maintain a secure environment. The ideal candidate will have experience in security systems management, a keen eye for detail, and the ability to respond swiftly and effectively to security incidents.

This is an office based role and can be located in any of the following locations:

• Ashford, UK
• Warsaw, Poland
• Alpharetta, GA
• Clearwater, FL

This role will report to the Head of Real Estate based in the UK.

Key Responsibilities: 

Access Control Management:

• Oversee the installation of Access Control systems in new and existing locations.
• Manage, administer and monitor authentication systems, including key cards, biometric scanners, and PIN codes.
• Manage and maintain physical barriers such as doors, locks, turnstiles, fencing, gates, bollards, and barricades.
• Coordinate with IT to ensure proper integration and functionality of access control software.

Video Surveillance:

• Oversee the installation, maintenance, and monitoring of surveillance cameras (CCTV and IP cameras).
• Utilize Video Management Systems (VMS) for real-time monitoring and historical review of footage.
• Implement motion detection and analytics software to identify and respond to potential security threats.

Security Personnel Coordination:

• Work closely with stationary guards, mobile patrols, and response teams to ensure comprehensive security coverage.
• Establish and maintain security checkpoints, ensuring they are properly staffed and equipped.
• Conduct regular training sessions for security personnel on new protocols and technologies.

Local Access Control Integration:

• Manage localized authentication systems for high-security areas eg. PCI, including room-specific key cards, biometric scanners, and PIN codes.
• Oversee local surveillance efforts, ensuring sensitive areas are adequately monitored.
• Integrate local access controls with facility-wide security systems for seamless monitoring and response.

Incident Response and Reporting:

• Respond promptly to security breaches, alarms, and other incidents.
• Conduct thorough investigations and document findings in detailed reports.
• Work with law enforcement and emergency responders as needed.

Security Policy and Compliance:

• Develop, implement, and enforce security policies and procedures.
• Ensure compliance with relevant regulations and standards.
• Conduct regular security audits and risk assessments.

Technology and System Upgrades:

• Stay updated on the latest security technologies and industry trends.
• Recommend and implement upgrades to security systems and protocols.
• Manage vendor relationships and oversee the procurement of security equipment.

Skills And Experience We're Looking For

• Bachelor’s degree in criminal justice, Security Management, or a related field
• Relevant certifications (e.g. CPP, PSP) are a plus
• Minimum of 5-10 years of experience in physical security, access control, or a related field
• Proficient in security systems management, including access control and video surveillance technologies. Familiarity with Video Management Systems (VMS) and security analytics software
• Excellent communication and coordination skills
• Strong attention to detail and problem-solving abilities
• Ability to work under pressure and respond effectively to security incidents
• Willingness to travel globally as required to Verifone locations
• Ability to stand or walk for extended periods
• Capability to lift and carry security equipment as needed
• Willingness to work in various weather conditions and at different times of the day or night

Our Commitment

Verifone is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Verifone is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

About The Role

We are seeking a Principal Software Engineer based in London to provide technical leadership across backend services supporting our global payment gateway system. You will design and evolve core platform capabilities, guide architectural decisions across microservices, and mentor engineers while remaining hands‑on with critical systems built using Java and Spring Boot.

This role sits at the heart of Verifone’s global payment gateway platform. You will help shape the technical direction of systems responsible for processing high‑volume, mission‑critical financial transactions worldwide.

At this level, the role goes beyond feature delivery. You will drive architectural decisions, set engineering standards, and influence how teams design, build, and operate secure, scalable backend systems. Success in this role is defined by technical leadership, sound judgment in complex trade‑offs, and ownership of systems that must perform reliably under real‑world load and regulatory constraints.

You will work closely with senior engineering, platform, product, and infrastructure partners to ensure our systems scale globally, remain secure, and meet the highest standards for availability and performance.

Required Skills and Experience Needed

Programming Languages

• Java 17 or higher

Frameworks and Libraries

• Spring Boot
• Spring Web (REST APIs)
• Spring Data
• Spring Security with JWT / OAuth2

Architecture & System Design

• Deep experience designing and operating microservice‑based architectures
• Strong application of clean code practices and SOLID principles
• Ownership of system‑level architecture and cross‑service design decisions
• Strong understanding of security, authentication flows, and data protection in distributed systems

API & Data

• Design and governance of RESTful APIs, JSON, and HTTP standards
• API versioning and backward‑compatibility strategies
• MongoDB / NoSQL expertise, including:
  • Data modeling
  • Indexing strategies
  • Performance optimization
• Advanced experience with Java concurrency, streams, and performance tuning

Cloud & Infrastructure

• AWS services including EC2, ECS/EKS, S3, RDS and/or DynamoDB, and CloudWatch
• Docker and containerized deployments
• CI/CD pipelines and Git‑based workflows
• Experience designing systems for scalability, resilience, and operability

Testing & Engineering Practices

• Strong unit and integration testing practices using JUnit and Mockito
• Ownership of quality standards, testability, and CI discipline
• Experience working in Agile / Scrum environments and influencing engineering best practices

Experience Level

• Principal‑level backend engineering experience building and operating large‑scale, high‑performance systems
• Approximately 8+ years of backend development experience, with several years working on production Java and Spring Boot services
• Proven experience owning architecture and technical direction for critical backend platforms
• Extensive production experience with MongoDB, including modeling, indexing, and performance optimization

Bonus Skills and Experience

Payments & Domain Expertise

• Background in fintech or payments
• Experience with payment processing, transactions, and financial data
• Strong understanding of high‑availability, security, and data‑consistency trade‑offs

Eventing & Distributed Systems

• Experience with event‑driven architectures
• Messaging or streaming technologies such as:
  • Kafka
  • AWS SQS
  • Similar eventing systems

Platform & Technical Leadership

• Deep experience with AWS, Docker, and CI/CD practices
• Proven ability to mentor engineers and raise the technical bar across teams
• Strong sense of ownership for systems running in production

Our Commitment

Verifone is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Verifone is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

Why Verifone

For more than 40 years Verifone has established a remarkable record of leadership in the electronic payment technology industry. Verifone has one of the leading electronic payment solutions brands and is one of the largest providers of electronic payment systems worldwide.

Verifone has a diverse, dynamic and fast paced work environment in which employees are focused on results and have opportunities to excel. We take pride in the fact that we work with leading retailers, merchants, banks, and third party partners to invent and deliver innovative payments solution around the world. We strive for excellence in our products and services, and are obsessed with customer happiness. Across the globe, Verifone employees are leading the payments industry through experience, innovation, and an ambitious spirit. Whether it’s developing the next platform of secure payment systems or searching for new ways to bring electronic payments to new markets, the team at Verifone is dedicated to the success of our customers, partners and investors. It is this passion for innovation that drives each one of our employees for personal and professional success.

Verifone is proudly an in-office work culture as we see immense benefits to career development and business results from our colleagues being physically co-located.

About The Role

We are seeking a Senior Developer based in London to design, build, and operate backend services for our global payment gateway system. You will develop high‑performance, secure microservices using Java and Spring Boot, collaborate closely with platform, product, and infrastructure teams, and help ensure our systems scale reliably across regions and partners.

This role is part of Verifone’s global payment gateway platform, where engineering decisions directly impact the reliability, security, and performance of high‑volume financial transactions worldwide. You will work on backend services that sit at the core of payment processing, balancing scalability, data consistency, and security in a highly regulated environment.

The role is ideal for a senior backend developer who enjoys working on complex distributed systems, modern Java platforms, and cloud‑native architectures, and who takes ownership of systems that must perform reliably under real‑world load.

Required Skills and Experience Needed

Programming Languages

• Java 17 or higher

Frameworks and Libraries

• Spring Boot
• Spring Web (REST APIs)
• Spring Data
• Spring Security with JWT / OAuth2

Architecture & System Design

• Microservice‑based architectures
• Clean code practices and SOLID principles
• Experience designing scalable, fault‑tolerant backend services
• Strong understanding of security, authentication flows, and data protection

API & Data

• RESTful API design using JSON and HTTP standards
• API versioning strategies
• MongoDB / NoSQL experience, including:
  • Data modeling
  • Indexing strategies
  • Performance tuning
• Experience with Java concurrency, streams, and performance optimization

Cloud & Infrastructure

• AWS services including EC2, ECS/EKS, S3, RDS and/or DynamoDB, and CloudWatch
• Docker and containerized deployments
• CI/CD pipelines and Git‑based workflows

Testing & Engineering Practices

• Unit and integration testing using JUnit and Mockito
• Strong focus on testability, quality, and maintainability
• Experience working in Agile / Scrum environments

Bonus Skills and Experience

Payments & Domain Experience

• Background in fintech or payments
• Experience handling transactions, payment flows, and financial data
• Understanding of high‑availability, security, and data consistency trade‑offs

Eventing & Distributed Systems

• Exposure to event‑driven architectures
• Messaging or streaming technologies such as:
  • Kafka
  • AWS SQS
  • Similar eventing systems

Platform & Operations

• Advanced experience with AWS, Docker, and CI/CD practices
• Production experience operating distributed systems at scale
• Strong ownership mindset for services running in production

Our Commitment

Verifone is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Verifone is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

Why Verifone

For more than 40 years Verifone has established a remarkable record of leadership in the electronic payment technology industry. Verifone has one of the leading electronic payment solutions brands and is one of the largest providers of electronic payment systems worldwide.

Verifone has a diverse, dynamic and fast paced work environment in which employees are focused on results and have opportunities to excel. We take pride in the fact that we work with leading retailers, merchants, banks, and third party partners to invent and deliver innovative payments solution around the world. We strive for excellence in our products and services, and are obsessed with customer happiness. Across the globe, Verifone employees are leading the payments industry through experience, innovation, and an ambitious spirit. Whether it's developing the next platform of secure payment systems or searching for new ways to bring electronic payments to new markets, the team at Verifone is dedicated to the success of our customers, partners and investors. It is this passion for innovation that drives each one of our employees for personal and professional success.

Verifone is proudly an in-office work culture as we see immense benefits to career development and business results from our colleagues being physically co-located.

About The Role

We are seeking a London‑based Senior Engineering Manager to lead and grow the engineering team responsible for building and operating backend services supporting payment, checkout, and transactional workflows. You will partner closely with Product, Frontend, Platform, and Infrastructure teams to set technical direction, uphold engineering excellence, and deliver secure, scalable systems in high‑throughput environments.

This role sits at the core of Verifone's payments and checkout platform, where engineering leadership directly impacts secure, high‑volume transactions used globally. You'll be accountable for the health, delivery, and culture of a team building production‑critical systems that must perform reliably under real‑world load, evolving payment methods, and strict security requirements.

Required Skills and Experience 

Leadership & People Management

• Proven experience managing and mentoring software engineering teams
• Track record of hiring, developing, and retaining engineering talent
• Ability to set clear goals, run effective performance cycles, and foster a culture of accountability and growth
• Experience facilitating cross‑functional collaboration across Product, Design, Platform, and Infrastructure stakeholders
• Strong communicator able to translate technical complexity for non‑technical audiences

Technical Depth

• Solid hands‑on background in backend engineering — sufficient to credibly guide technical decisions, conduct design reviews, and support engineers day‑to‑day
• Familiarity with Node.js / TypeScript backend systems and modern backend frameworks (e.g., Hapi.js, Express, Fastify, or NestJS)
• Grounding in Clean Architecture, Domain‑Driven Design (DDD), and modular system design
• Understanding of RESTful API design, database modeling (MongoDB), and caching strategies (Redis)
• Comfort discussing cloud infrastructure (AWS), CI/CD pipelines, Docker, and Git workflows

Delivery & Process

• Experience owning end‑to‑end delivery across multiple concurrent workstreams
• Ability to balance speed of delivery with long‑term code quality, reliability, and maintainability
• Familiarity with agile methodologies and the ability to adapt process to team needs
• Experience managing roadmaps and working with Product to scope, prioritize, and sequence engineering work

Engineering Culture & Quality

• Passion for building high‑quality, testable, and well‑documented systems
• Champions automated testing, code review practices, and engineering best practices
• Data‑driven approach to reliability — comfortable with monitoring, incident response, and blameless post‑mortems

Desirable Skills and Experience

Payments & Security Domain

• Experience leading teams in fintech, payments, or e‑commerce environments
• Familiarity with payment provider integrations (e.g., Stripe, PayPal, Klarna) and flows such as authorization, capture, refund, and 3D Secure
• Awareness of PCI‑DSS requirements and security best practices in high‑compliance environments
• Understanding of fraud‑related considerations and risk in transactional systems

Production Engineering

• Experience overseeing high‑availability, fault‑tolerant systems in production
• Exposure to performance optimization, APM tooling (e.g., AppDynamics), and SLA management
• Familiarity with messaging systems such as Kafka, RabbitMQ, or Redis Pub/Sub

Platform & Architecture Exposure

• Experience working alongside frontend frameworks such as Angular or React
• Familiarity with server‑side rendering, iframe‑based widget embedding, and internationalization (i18n) systems
• Exposure to event‑driven or microservices architectures at scale

Our Commitment

Verifone is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Verifone is also committed to compliance with all fair employment practices regarding citizenship and immigration status.