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Principle Engineer

at Natwestgroup

Bristol, United Kingdom, hybrid, full time

seen 5d ago · closes 12 Nov 2026

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  • Avaloq WFC
  • SWIFT messaging
  • AngularJS
  • Avaloq WFA
  • Avaloq Workflows
  • PostgreSQL
  • Kafka
  • Microsoft Dynamics
  • Avaloq Migration Scripts
  • JavaScript
  • Snowflake
  • AWS
  • GitLab
  • Python
  • Java
  • Google Cloud Platform
  • Hadoop
  • Avaloq Order Validations
  • Avaloq Interface Definitions
  • Avaloq Report Writer
  • Avaloq scripting
  • ReactJS
  • FIX connectivity
  • Avaloq parameterisation
  • Avaloq STEX

About the role

Closing date for applications: 12/11/2026

Location Bristol, United Kingdom

Job typePermanent | Contract typeFull Time

Hybrid

You’ll split your time between working from home and at one of our offices, hubs or customer locations. Most hybrid roles require a minimum of two days a week in the office, with some roles requiring more frequent on-site collaboration.

Managerial / Technical Lead

This is a general indication and doesn’t always reflect day-to-day responsibilities. Check the job description for full details.

#R-00286823

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This role is based in the United Kingdom and as such all normal working days must be carried out in the United Kingdom.

Join us as a Principle Engineer

* This is an opportunity for a technically minded individual to join us as a Software Engineer * You’ll be designing, producing, testing and implementing working software, working across the lifecycle of the system * Hone your existing software engineering skills and advance your career in this critical role * You’ll work from home some of the time, but you’ll also spend at least twice a week working from our London or Bristol office

What you would do

In your new role, you'll engineer and maintain innovative, customer centric, high performance, secure and robust solutions. You'll be working within a feature team and using your extensive experience to engineer software, scripts and tools that are often complex, as well as liaising with other engineers, architects and business analysts across the platform.

You’ll also be

* Producing complex and critical software rapidly and of high quality which adds value to the business

* Working in permanent teams who are responsible for the full life cycle, from initial development, through enhancement and maintenance to replacement or decommissioning

* Collaborating to optimise our software engineering capability

* Designing, producing, testing and implementing our working code

* Working across the life cycle, from requirements analysis and design, through coding to testing, deployment and operations

Read from jobs.natwestgroup.com, last seen 4d ago.

What they are looking for

You'll need a strong background in software engineering, software design and architecture, with the seniority to own a complex workstream end to end and set the engineering standard for others. You'll bring experience of hands-on Avaloq scripting and parameterisation, including Report Writer, Workflows (WFC/WFA), Order Validations, Migration Scripts, Interface Definitions and related modules.

This is a hands-on build role, you'll be doing the Avaloq customisation and development yourself, alongside the wider project team, not only designing or overseeing it.

You'll also need deep experience of the Avaloq securities-trading (STEX) component and the securities trade lifecycle within a Core Banking or Wealth Management environment, supporting our investment-dealing capability as part of a major migration programme.

Additionally, you’ll demonstrate:

* Hands-on expertise in Avaloq STEX, order lifecycle, business-unit setup and order piping (nostro or vostro containers, SWIFT messaging and message-delivery rules, pooling and placement)

* Experience across the full trade lifecycle including order generation, pooling, placement, execution via an OMS, settlement and reconciliation, with awareness of MiFID II and EMIR transaction reporting and best execution

* A track record of leading delivery, owning a workstream autonomously, coordinating with testers, business users and architects, mentoring engineers and providing post-go-live support

* Warehousing or bulk-rebalance trading, OMGEO, CTM settlement matching and T+1, FIX connectivity, corporate actions, FX, fund dealing, and the Avaloq integration spine would be desirable

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What comes with it

Here’s a quick look at what your pay package and annual leave could look like if you get accepted for the role. We have a wide range of benefits to support you in your working life and beyond.

Tap each segment for details.

Your pay package

100% Base pay This is your base pay package that you take home every month. +10% Pension funding This is monthly funding paid towards your pension. up to +10% Benefit funding This is monthly funding paid towards a range of benefits you can choose from.

Your leave allowance

30 days Annual leave You’ll also have the opportunity to purchase up to 5 additional days off. 3 days Volunteering Take time off to support the causes you’re passionate about. 3 days Training Take time to build the skills you need to grow your career.

Learn more about the wide range of benefits we have to offer.

Our tech stack

Here’s just some of the technologies we use.

Front end

* JavaScript * ReactJS * AngularJS

Back end

* Python * Java * Microsoft Dynamics

DevOps

* AWS * GitLab * Google Cloud Platform

Data

* Kafka * Hadoop * PostgreSQL * Snowflake

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What’s it like to work at NatWest Group?

Find out more about what it’s like to work here, including Rewards and Benefits, and Learning and Development.

Working here