Principal Engineer, UCX Platform, VP

AI in this role

bedrock

rag

Join us as a Principal Engineer, UCX Platform

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 be playing a major role in the 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 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.

You’ll also be:

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
Working with the various feature teams to produce software rapidly and of high quality which adds value to the business
Determining the design and delivery approach for all of the platform’s software throughout its life
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

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. You'll need at least fifteen years of experience in designing and engineering scalable software solutions with a strong focus on customer experience, accessibility, and internationalisation. You'll need experience in defining and delivering architecture roadmaps, lead solution design, and drive engineering excellence across the full software development lifecycle, ensuring automation, resilience, security, performance, scalability, and reusability.

You'll need to be hands-on with Java, microservices, AWS cloud technologies, and modern software design patterns while providing technical leadership and guiding teams to deliver complex enterprise platforms and services. Experience in solution architecture, team management, and end-to-end SDLC delivery is essential. Exposure to React, Python, and AI technologies, including Amazon Bedrock, agentic AI, RAG frameworks, and vector databases, will be highly advantageous.

You’ll also need:

A strong background in leading software development teams in a matrix structure, introducing and executing technical strategies
Significant and demonstrable experience of test-driven development and using automated test frameworks, mocking and stubbing and unit testing tools
A background in designing or implementing APIs
The ability to rapidly and effectively understand and translate product and business requirements into technical solutions
A background of working with code repositories, bug tracking tools and wikis

Hours

Job Posting Closing Date:

06/10/2026

How we rate this

Principal Engineer, 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.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ 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

RAGBedrock

Questions you could be asked

How would you design a retrieval step so the model answers from real data instead of guessing?
Walk me through how you've used Bedrock in your day-to-day work.

Adapt your resume

List these exact terms on your resume: RAG and Bedrock. 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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