Senior Principal Engineer: Java, AWS & Microservices

Pab Staffing Solutions Ltd

Greater London

Hybrid

GBP 90,000 - 120,000

Full time

9 hours ago
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Benefits offered by this job

Pension 10%
Flex 10%
Bonus

Job summary

Major UK Bank's Retail Lending and Digital Channels technology team seeks a hands-on Principal Engineer to own the technical delivery from design to production. You’ll start highly technical, then evolve to about 30% leadership, guiding 3–5 engineers in a matrix environment while collaborating with Product Owners and Release Train Managers to shape technical roadmaps.

The role focuses on Java, Spring Boot microservices on AWS, data platforms and secure, scalable solutions across Loans,

Qualifications

  • Hands-on Principal Engineer with Financial Services experience.
  • Strong Java + Spring Boot microservices background.
  • Proven AWS migration experience and cloud architecture leadership.
  • Experience with CI/CD, test automation and TDD in large-scale apps.

Responsibilities

  • Design secure, scalable, high-performing solutions.
  • Lead technical delivery from design to production.
  • Develop architecture models and roadmaps; drive automation and resilience.
  • Engage with stakeholders across business and technology.
  • Lead 3–5 engineers in a matrix environment.

Skills

Java
Spring Boot
Microservices
AWS
PostgreSQL
MongoDB
Snowflake
ReactJS
CI/CD
Test Automation
TDD
API design
Architecture
Engineering leadership
Data engineering
Data architecture
Stakeholder engagement

Tools

PostgreSQL
MongoDB
Snowflake

Job description

Major UK Bank's Retail Lending and Digital Channels technology team seeks a hands-on Principal Engineer to own the technical delivery from design to production. You’ll start highly technical, then evolve to about 30% leadership, guiding 3–5 engineers in a matrix environment while collaborating with Product Owners and Release Train Managers to shape technical roadmaps.

The role focuses on Java, Spring Boot microservices on AWS, data platforms and secure, scalable solutions across Loans,

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