Senior Consultant Architect, OVN

Tink; Reading; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

A global payments technology company is seeking a Senior Consultant Architect to lead the architecture for its Open VisaNet payments processing platform. This hybrid role requires extensive experience in AWS solutions, payment processing, and strong communication skills. Successful candidates will drive innovation in secure, scalable cloud architecture and work collaboratively across teams. Competitive compensation and flexible working days are offered.

Benefits

Competitive salary

Flexible work schedule

Career development opportunities

Qualifications

• Relevant work experience with a Bachelor’s Degree or an Advanced Degree.
• Requires 8+ years of experience in Payments or Technology.
• Strong expertise in AWS services and coding skills.

Responsibilities

• Architect and implement scalable, secure AWS cloud solutions.
• Ensure compliance with relevant standards such as GDPR.
• Lead migration of on-premises applications to AWS.

Skills

AWS cloud architecture

Payment processing expertise

Team collaboration

Communication skills

Programming languages (Python, Golang, C/C++)

Education

Bachelor’s Degree

Advanced Degree (e.g. MBA, PhD)

Tools

AWS services (EC2, EKS, S3, etc.)

Infrastructure as Code (CloudFormation, Terraform)

Containerization technologies (Docker, Kubernetes)

Job description

Company Description

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose – to uplift everyone, everywhere by being the best way to pay and be paid.

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.

Job Description

About Open VisaNet

As Visa continues to innovate and evolve to meet ever changing needs of the global payments ecosystem, we are developing Open VisaNet (OVN), the next generation payments processing platform that will build on VisaNet’s success. This leverages modern architecture and development practices, core enhancements and the latest technologies to meet current and future requirements of our product teams, clients, and partners.

Responsibilities

Reporting to Sr. Director of Architecture, the Senior Consultant Architect is responsible for service and platform architecture for Open VisaNet’s core payment processing stack.

Specific Responsibilities Include

• Leverage payment processing expertise to ideate, design, and develop future OVN products and enhancements.
• Architect and implement highly available, scalable, cost effective and secure AWS cloud solutions.
• Apply AWS Well-Architected Framework principles to ensure best practices.
• Lead migration of on‑premises applications to AWS.
• Oversee deployment of serverless and microservices architectures.
• Implement AWS security best practices including IAM, KMS, WAF, and encryption.
• Ensure compliance with relevant standards such as GDPR, HIPAA, SOC 2, or ISO 27001.
• Build and maintain Infrastructure as Code (IaC) using AWS CloudFormation or Terraform.
• Implement CI/CD pipelines using AWS CodePipeline, CodeBuild, and CodeDeploy.
• Automate monitoring and logging with CloudWatch, CloudTrail, and AWS Config.
• Conduct performance tuning and cost optimization of AWS workloads.
• Use AWS Trusted Advisor to identify opportunities for improvement.
• Collaborate with product leadership to formulate and define requirements, facilitating the development of technical solutions across VisaNet systems.
• Develop detailed technical approach documents for projects, covering system and application development considering intersections with other initiatives and platforms.

Secondary Responsibilities

• Provide subject matter expertise across the organization in the areas of AWS cloud architecture.
• Foster collaboration across development, infrastructure, operations, and security teams
• Provide technical guidance and mentorship to team members to develop the most cost-effective, resilient, and secure solutions.
• Stay updated with new technologies and incorporate them into strategic planning and roadmap efforts

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.

Qualifications

Basic Qualifications

• Relevant work experience with a Bachelor’s Degree, an Advanced Degree (e.g. Masters, MBA, JD, MD) or a PhD.

Preferred Qualifications

• BS/MS in Computer Science, Computer Engineering, Science, or Math
• Requires 8+ years of experience, including 3+ years in Payments or Technology focused on transaction processing services.
• Experience in designing solutions for secure, scalable, and highly available systems is necessary.
• Strong communication and collaboration skills are required.
• Technical skills:
• Strong expertise in AWS services: EC2, EKS, S3, MSK, RDS, VPC, IAM, CloudFront, Route 53, Lambda, API Gateway, DynamoDB.
• Proficiency in network design within AWS including load balancing, VPN, and Direct Connect.
• Experience with Infrastructure as Code tools: CloudFormation, Terraform.
• Strong knowledge of containerization (Docker, Kubernetes/EKS).
• Knowledge of CI/CD tools and automation frameworks.
• Strong coding skills (Python, Golang, C/C++).
• Solid understanding of security, compliance, and governance in AWS.
• Distributed system architecture and technologies, Kafka, gRPC, REST
• NoSQL and RDBMS experience

Additional Information

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.