Principal Software Engineer

End Date

Tuesday 29 September 2026

We Support Flexible Working – Click here for more information on flexible working options

Flexible Working Options

Hybrid Working

Job Description Summary

Level 6 will lead the technical development and delivery at Team, Lab and sometimes platform level. They can be a Line Manager who will act as co-lead with the Team PO for overall delivery. In these cases, they will be responsible for overall tech delivery, line management & app ownership alongside their own software engineering output. Others will operate as Individual Contributors, who are specialist experts in particular technology areas and will be narrower and deeper in focus, providing technology leadership, mentoring and guidance.

Job Description

JOB TITLE: Software Engineer (Human) - F

16+ years of experience

Job Description

Working within the Financial Wellbeing Platform you can play a pivotal role in the next stage of our transformation journey. The Platform's purpose is to create a leading experience to help our customers before, during and after financial difficulty. You can ensure we help them become more financially resilient and improve their overall financial wellbeing.

We aim to achieve this purpose through improving colleague tools, creating tools to allow customers to better handle their day-to-day finances, and by simplifying the Customer Financial Assistance (CFA) systems through an increased focus on Automation, DevOps, Cloud technologies and Rationalisation. Our aim is to generate a forward-thinking agile culture that supports CFA in delivering high quality, efficient and positive impact outcomes for our customers.

As a Software Engineer with LTC you’ll be encouraged to work as part of an agile team to guide and implement technical solutions. It will be your responsibility to help promote sound engineering practices and to work alongside team members to architect, design, and implement those solutions. Our team uses Git to manage most of the source code, and SonarQube to help monitor code quality. Jira and Confluence are used heavily for task management and documentation. This is a leadership role where you will have direct line management accountability for multiple teams. You will help build the collective capability of our platform community and improve collaboration and cross team learning in order to deliver on our Transformation technology vision by making it a great place to work where our colleagues feel valued, included and empowered to be the best versions of themselves. 

Key Responsibilities: 

We're in search of someone who, 

• Thrives in acquiring & applying findings to create customer & business value. 
• Has experiences working in and leading multi-disciplinary product, feature or platform teams. 
• Is excited at the prospect of changing the status quo, inspiring change with new insights, ideas and encouraging experimentations or market research. 
• Has established systems engineering or solution architecture experience & appreciation of software engineering methods such as Behaviour & Test Driven Development. 
• Enjoys communicating & influencing collaborators with little or no technical knowledge, influencing their thinking on the art of the possible through technology. 
• Can identify appropriate project, architecture, service or risk management methodologies that enable customer value realisation. 
• Is excited to translate varied technology requirements into relevant solutions. 
• Is well averse in defining solutions using Agile, Emergent & Intentional architecture methods. 
• Has substantive experiences defining architectural runways or solution architecture roadmaps for inclusive systems which span adaptive infrastructure domains at Digital-scale. 
• Has established experiences partnering with other collaborators such as Enterprise, Security, Data & Infrastructure architects to create customer value or address business problems. 
• Holds proficient experiences leading activities associated with Architectural Governance, Risk Management or Compliance processes. 
• Has appreciation for Architectural Frameworks such as TOGAF, ArchiMate, Software patterns or similar. 
• Understands how & where third party products could be appropriate, knowledge of technology purchasing processes & best practise. 
• Be a technical leader both within your team and outside, coaching and/or mentoring other engineers as appropriate. 
• Work with the product and engineering leads to achieve the vision and customer outcomes for your Labs, through defining a strategy and designing solutions to deliver our target cloud architecture. 
• Capable technical leader, who takes ownership of design and delivery and is willing to help grow and guide junior engineers towards appropriate target architectures. 
• Strong architecture skills with a good working knowledge of microservice design patterns, containerised applications, infrastructure as code in containerised environments, embedding DevSecOps principles to support delivery at scale and designing solutions at scale. 
• Strong communication and Leadership skills  

Here's where you'll make a difference: 

• Your contribution will be instrumental to our strategy of simplifying, modernising, and de-risking the Group technology landscape, ensuring value for customers and shareholders. This is a key role driving the long-term sustainability and integrity of the organisation. 
• Our continued commitment to helping Britain recover means that as a colleague you can make a difference to customers, businesses, and communities. 
• Together we have a key role to play in shaping the bank of the future, whilst the scale and reach of our Group means you'll continue to have opportunities to learn, grow and develop. 
• We're focused on creating a values-led culture, and our approach to inclusion and diversity means that we all have the opportunity to make a real difference, together. 

Required Skills:  

You will have skillsets to cover below as a minimum; 

• Experienced with the full software development lifecycle and relevant frameworks 
• A proven track record of the Spring boot and / or Quarkus frameworks, Git workflows, testing (TDD, Mock object), and DevOps toolchains 
• Designing and developing Microservices using Sprint Boot, Quarkus and Reacting programming with Spring Boot 
• Java and J2EE development expertise, Databases RDBMS and NO-SQL  
• Strong programming skills with a good working knowledge of modern JavaScript libraries and tooling, such as ReactJS, Redux, Webpack and modern toolsets like test automation, Kubernetes and Jenkins 
• Experience with REST APIs 
• Experience of microservice and micro front-end design, container technologies (Kubernetes, Docker, Helm) 
• Cloud Deployment experience 
• Phenomenal teamwork and communication skills as well as team leader/mentoring experience 
• Experienced in building and deploying microservices with strong debugging experience in Core Java, Spring Boot, Quarkus, Databases and GCP cloud. 
• Expertise in tools such as Dynatrace, CI/CD, GCP cloud deployment, Curl, and Postman. 
• Hands on in Kubernetes and Docker. Preferable to have exposure to Terraform, Istio and Helm charts. 
• Work with the DevOps tools team to develop for microservices deployment with CICD pipelines. 
• Experience with Releases and deployments to production, troubleshooting in production. 
• Experience with messaging and integration frameworks like JMS, MQ, and Kafka. 
• Analyses and evaluates the feasibility/relevance of proposals for complex products/services. Develops and amends as necessary with guidance from senior colleagues. 
• Ability to initiate and implement ideas to solve business problems. 
• Ability to multi-task and also work independently to meet the committed deadlines. 
• Identifies and evaluates complex expertise-led solutions against a range of criteria to find the ones that best meet business needs. 
• Leadership skills with experience of managing multiple teams
• Manages the development and/or operation of knowledge management system with guidance from senior colleagues. 
• Analyses specified problems and issues to find the best technical and/or professional solutions. 
• Qualifications:
  • 16+ years of relevant experience in design, development and architecting complex software solutions
  • 8+ years of experience working as a hands-on software developer architecting end-to-end solutions
  • 6+ years of experience working in large financial services; preferably banking industry
  • 5+ years of Systems Architecture experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education
  • 3+ years of experience in Consumer Lending and Analytics functions
  • 2+ years of experience with Google Cloud/ Azure Cloud/ AWS (or comparable CSP)
  • 2+ years of complex service-oriented architecture and data analytics or AI/ML experience

Tech Stack: 

• Primary Skills: REACT JS, Java, J2ee, Spring Boot, Spring Boot Reactive programming, Quarkus Microservices, REST & SOAP APIs, RDBMS and/ or No-SQL Databases, ReactJS, Redux, Webpack, Cloud Experience and Kafka. 
• Secondary Skills: Kubernetes, Docker, GKE/ Cloud Run, prior GCP experience, CI/ CD pipelines, Dynatrace/ AppDynamics, Splunk/ Google Cloud Logging, Unix/ Linux.