CareerPlan

Senior Software Engineer

London, England (Angel Lane)Full-time2026-11-09 → 2026-11-10

Core

Senior technical individual contributor improving developer experience, CI/CD, and AI adoption within Mastercard's Real Time Payments (RTP) platform.

Role type

Senior Software Engineer (Platform Engineering)

Builds

Secure, resilient, and scalable software solutions for the Real Time Payments (RTP) platform

Domain

Fintech / Payments / Cloud Infrastructure

Deliverable

production ML models

Required skills

Java, CI/CD, Platform Engineering, Cloud, AI adoption, Secure coding, Technical design, Cross-functional collaboration

Preferred skills

Payments domain knowledge, Regulated industry experience

Technologies

Java, AI coding assistants, Agents

Responsibilities

Improve how RTP builds, tests, and ships software; Design and deliver secure, scalable solutions; Investigate technical problems and inefficiencies; Evaluate engineering practices and technologies; Support AI adoption across engineering teams; Embed standards and governance; Guide engineers across cross-functional teams