Level

NatWest Group

Principal Engineer - AI (UCX Platform), VP

NatWest Group is hiring a Principal Engineer - AI (UCX Platform), VP in Bengaluru, India. Level rates it ; you can apply on Level.

AI in this role

Lead software engineering, architecture and automation initiatives as a Principal Engineer in the UCX Platform team.

ragsoftware-engineeringarchitecturedevopsagile

Join us as a Principal Engineer


  • This is a challenging role that will see you design and engineer software with the customer or user experience as the primary objective
  • You’ll actively contribute to our architecture, design and engineering centre of excellence, collaborating to improve the bank’s overall software engineering capability
  • You’ll gain valuable stakeholder exposure as you build and leverage relationships, as well as the opportunity to hone your technical talents
  • We're offering this role at vice president level

What you'll do


As a Principal Engineer, you’ll be creating great customer outcomes via engineering and innovative solutions to existing and new challenges, and technology designs which are innovative, customer centric, high performance, secure and robust.


You’ll be working with software engineers in the production and prototyping of innovative ideas, engaging with domain and enterprise architects to validate and leverage these in wider contexts, by incorporating the relevant architectures. We’ll also look to you to design and develop software with a focus on the automation of build, test and deployment activities, while developing the discipline of software engineering across the business.


You’ll also be:


  • Defining, creating and providing oversight and governance of engineering and design solutions with a focus on end-to-end automation, simplification, resilience, security, performance, scalability and reusability
  • Working within a platform or feature team along with software engineers to design and engineer complex software, scripts and tools to enable the delivery of bank platforms, applications and services, acting as a point of contact for solution design considerations
  • Defining and developing architecture models and roadmaps of application and software components to meet business and technical requirements, driving common usability across products and domains
  • Designing, producing, testing and implementing the working code, along with applying Agile methods to the development of software with the use of DevOps techniques

The skills you'll need


You’ll come with significant experience in software engineering, software or database design and architecture, as well as experience of developing software within a DevOps and Agile framework.


Along with an expert understanding of the latest market trends, technologies and tools, you’ll bring significant and demonstrable experience of implementing programming best practice, especially around scalability, automation, virtualisation, optimisation, availability and performance.


You’ll also need:


  • Strong Python skills or Java back-end engineering experience
  • Generative and agentic AI using AWS services
  • Retrieval-augmented generation (RAG) and vector databases
  • Long-term and short-term agent memory configuration and tuning
  • Context management and response-suppression techniques
  • AI guardrail implementation and enforcement
  • Tool-calling design and implementation
  • Agent logging, monitoring and auditability

Hours

45

Job Posting Closing Date:

25/10/2026

How we rate this

Principal Engineer - AI (UCX Platform), VP at NatWest Group rates 15 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.

Classification

Little AI. AI is not part of the work.

  1. ●●●● Builds AI80 to 100
  2. ●●●○ Works on AI60 to 79
  3. ●●○○ Uses AI40 to 59
  4. ●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Open the description and count.

Prepare for this job

A free preview built only from this posting: what it asks for, what you could be asked in an interview, and how to adjust your resume.

Skills and AI tools this role asks for

RAGSoftware EngineeringArchitectureDevopsAgile

Questions you could be asked

  1. How would you design a retrieval step so the model answers from real data instead of guessing?
  2. Tell me about a project where software engineering was part of your work. What did you do?
  3. Tell me about a project where architecture was part of your work. What did you do?
  4. Tell me about a project where devops was part of your work. What did you do?
  5. Tell me about a project where agile was part of your work. What did you do?

Adapt your resume

  • List these exact terms on your resume: RAG, Software Engineering, Architecture, Devops, and Agile. An applicant tracking system matches the wording, not the idea.
  • Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.

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