Mastercard US logo

Senior Platform Engineer

Mastercard US

Hybrid
London, England
Full-time
Senior
3+ yrs
Salary not listedPosted 2w ago

Real job — pulled straight from Mastercard US’s careers page · Verified August 22, 2026 · No reposts.

Job description

Mastercard US is hiring a Senior Platform Engineer — a full-time, based in London, England role. Apply directly on Mastercard US's careers page below.

Senior Platform Engineer

Location: London, England (Angel Lane), Harrogate, England (Vocalink), Dunstable, England (Vocalink)

Time Type: Full time

Job Description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

Senior Platform Engineer

Overview
• Supports and assists with the design, architecture, implementation, security and support of a multi-site network communication environment.

Role

Responsibilities:

• Manage and implement a range of network projects.
• Develop detailed requirements for upgrading existing production, corporate and non-production network devices.
• Participates in the planning and implementing upgrading existing production and corporate and non-production network devices.
• Completes network communications troubleshooting and provides in-depth technical assistance with operational problems.
• Supports assigned projects, which include responsibility for planning, time, resource utilization and implementation of changes (in and out of core hours). Identifying risks relating to the project, escalating potential concerns, and helping to prevent further design updates and missed requirements. Including:
• Cross-team collaboration and engagement with different teams to obtain the necessary information to complete the project and overcome obstacles.
• Engagement with the change process and operations management.
• Supports Vendor management.
• Identifies service improvement activities that would optimise the network's performance, efficiency, and capacity.
• Performs baseline checks on new hardware to ensure it complies with company standards and aligns with the current security posture.
• Support peers with knowledge sharing and reviewing work




All About You
Experiences
• Three to five years of overall IT experience in the following areas:
- Networking, including LAN/WAN
- Firewalls
- Security and encryption technologies
- Load Balancing
• Experience with TCP/IP protocol communications.
• Broad knowledge of Cisco’s product portfolio.
• Knowledge of Network diagnostics, BGP, SNMP, VPN, SSH, MPLS technologies.
• Work in a heavily regulated environment with DSS/PCI compliance.

Skills/ Abilities:
• Strong verbal and written communication skills.
• Self-starter with demonstrated listening skills.
• Serves as a mentor to lower-level employees, leads others, and uses good judgment.
• Limited supervision: work may be reviewed for direction and strategy.
• Ability to identify and formulate a plan to implement improvements in line with colleagues' agreement when completing work.
• Holds a current CCNP certification or equivalent experience.

Work Conditions:
• Supports a 24 by 7 Global Network.
• May require occasional travel.
• Hybrid Working

Corporate Security Responsibility


All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

  • Abide by Mastercard’s security policies and practices;

  • Ensure the confidentiality and integrity of the information being accessed;

  • Report any suspected information security violation or breach, and

  • Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.




Get DevOps Engineer jobs like this

New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.

Email me new jobs
PepsiCo logo

Deputy Director, DevSecOps

Hyderabad, Telangana
✓ From careers page· 4h ago
G2i logo

G2i

New

Senior DevOps Engineer (Remote)

$170k–$200kRemote · US-eligible
✓ From careers page· 5h ago
Aptiv logo

Senior Technical Integration Lead, Robotics and Drones

Carmel, IN
✓ From careers page· 6h ago
Soprasteria1 logo

Platform Engineer

Oslo, Oslo
✓ From careers page· 9h ago

Frequently asked questions

What skills are required for Senior Platform Engineer at Mastercard US?

The required skills for Senior Platform Engineer at Mastercard US include: Networking, TCP/IP, BGP, VPN.

What is the seniority level for Senior Platform Engineer at Mastercard US?

Senior Platform Engineer at Mastercard US is a Senior level position.

How do I apply for Senior Platform Engineer at Mastercard US?

You can view the full description and apply for Senior Platform Engineer at Mastercard US on EchoJobs: https://echojobs.io/job/mastercard-us-senior-platform-engineer-zlkau.