Lead Engineer - Back End at OneSavings Bank PLC

Wolverhampton, England, United Kingdom -

Full Time

Start Date

Immediate

Expiry Date

05 May, 26

Salary

75000.0

Posted On

04 Feb, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Java, Spring Boot, Microservices, RESTful APIs, Event-Driven Systems, DDD Principles, Relational Databases, NoSQL Databases, Spring Data JPA, Hibernate, Agile Delivery, CI/CD Pipelines, Automated Testing, Cloud Platforms, Containerisation, DevOps Practices

Industry

Financial Services

Description

About the team At OSB Group, we’re passionate about helping our customers, colleagues and communities prosper. Our specialist lending and savings brands are powered by modern, resilient technology — and our engineers play a vital role in shaping secure, customer-focused digital experiences in a regulated environment. We’re looking for a Lead Engineer to provide hands-on technical leadership to our Savings Value stream. You’ll ensure consistency in architecture, code quality and security across our full-stack platforms, including backend services and Salesforce components The role reports into the Principal Engineer and will partner closely with Product Owners, Cloud Architects and Delivery Leads to ensure solutions are robust, scalable and ready for regulatory and customer-facing releases. The role can be based from our Wolverhampton, Chatham or London office and will require occasional travel between all OSB Group locations. What you will be doing? Acting as a technical bridge between our UK and India delivery teams, as a Lead Engineer (BackEnd) you will support distributed Agile ways of working, contribute to Run the Live (RTL) responsiveness, and help drive production stability. A key part of the role is mentoring and developing engineering capability within our India hub, helping to build long-term, OSB-led technical expertise. Your responsibilities will include: Designing, developing and maintaining high-quality, scalable backend solutions using modern Java technologies Building and maintaining Java web services and components in line with detailed designs and best practices Championing Test-Driven Development (TDD), ensuring strong unit and integration test coverage Developing integration tests to validate acceptance criteria and end-to-end system behaviour Driving technical standards around performance, resilience, security and code quality Leading and contributing to team ceremonies, ensuring meetings are focused and productive Working closely with UK and offshore teams to deliver high-quality outcomes in an Agile environment Supporting RTL activities and responding effectively to production issues when required What's in it for you? Base salary between £65,000 - £75,000 dependant upon experience Enhanced family-focused benefits Annual bonus opportunity up to 15% 28 days annual leave + bank holidays Please use this link to see the fantastic benefits available at OSB: https://www.osb.co.uk/careers/overview About us At OSB Group, we understand how much our people bring to our organisation, which is why we try our best to give back too! Our Purpose is to help our customers, colleagues and communities prosper and we are on a transformation journey to become ‘the bank of the future’. Our commitment to professional development, flexible working, and employee well-being fosters a dynamic and supportive workplace. Do you have the skills? We are looking for talented individuals who have the experience and knowledge set out below: Extensive hands-on experience developing backend systems using Java (Java 8 minimum, ideally Java 11+), Spring Boot and microservices Strong experience designing and consuming RESTful APIs, building event-driven systems, and applying DDD principles Solid experience working with relational and NoSQL databases (e.g. PostgreSQL, MongoDB, Cosmos DB) and ORM frameworks such as Spring Data JPA/Hibernate Proven experience in Agile delivery environments, CI/CD pipelines and automated testing (JUnit, Mockito, WireMock) Strong communication and stakeholder engagement skills, with the ability to mentor others and explain complex technical concepts clearly Experience with cloud platforms (Azure, AWS or GCP), containerisation (Docker, Kubernetes) and DevOps practices Next steps If this sounds like you, please apply now! For internal applications please visit the internal careers page to apply. Still on the fence? Hear from our team or explore our process: OSB Careers Shortlisted candidates will go through a personalised recruitment process, that is relevant and conversational – inclusive any individual reasonable support required. We want to bring out the best in you! Diversity, Equity & Inclusion Not sure if you meet the spec? Let us decide. Research tells us that those from marginalised groups feel like they need to meet 100% of the criteria to apply. Here at OSB, we are committed to inclusivity and understand the value different experiences and perspectives can bring, so please don’t feel like you need to check every box to apply for a role internally. We champion diversity at all levels, with Board-level Diversity Champions tracking our progress. We are proud to be signed up to the Women in Finance Charter to actively support the growth and development of senior women in our sector and are dedicated to treating all our employees and job applicants equally, opposed to discrimination on any grounds.

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Responsibilities

The Lead Engineer will provide hands-on technical leadership, ensuring consistency in architecture, code quality, and security across full-stack platforms. Responsibilities include designing, developing, and maintaining high-quality backend solutions and mentoring engineering capability within the team.