Job Title
Senior Fullstack Developer (Java/JavaScript)
Salary
£70,929 - £86,691 per annum
Locations
Edinburgh, Halifax, Leeds, Bristol, Manchester
Hours
Full-time – 35 hours per week
Working Pattern
Hybrid; at least two days per week, or 40% of time, in one of the stated offices.
Job Description Snapshot
We’re a technology-led bank investing in people, platforms, and products. We’re looking for passionate Senior Fullstack Developers with experience in both Java and JavaScript to help us create secure, scalable, and customer-first solutions. This role suits someone who thrives in collaborative environments, enjoys solving meaningful problems, and wants to make a real impact.
What You’ll Be Doing
* Design, develop, test, and deploy frontend and backend services.
* Build and deploy containerized applications with Docker and Kubernetes.
* Apply Domain-Driven Design (DDD) and Test-Driven Development (TDD) principles.
* Collaborate closely with Product Owners, Architects, and Quality Engineers.
* Integrate with internal systems and third-party APIs to create seamless user experiences.
* Contribute to architectural decisions and help shape our engineering strategy.
* Mentor junior engineers and foster a culture of learning and inclusion.
What You’ll Need
We’re looking for senior engineers who are adaptable, curious, and passionate about building great software. Please highlight relevant experience with the following skills and technologies in your application:
Backend Development
* Proven hands-on experience with Java, including designing and implementing RESTful APIs that support scalable, secure, and high-performance architectures.
* Familiarity with backend frameworks such as Spring Boot and Node.js is beneficial.
Frontend Development
* Strong proficiency in JavaScript/TypeScript for building modern, responsive user interfaces.
* Experience with frameworks/libraries such as React, Next.js, Redux, Vue.js, or Angular.
DevOps & Cloud
* Experience with CI/CD tools such as GitHub Actions, Jenkins, or Harness.
* Familiarity with Docker for containerization and Kubernetes for orchestration.
* Exposure to cloud platforms — Google Cloud Platform (GCP) preferred, but AWS or Azure experience is also welcome.
Quality Testing & Automation
* Experience with automated testing tools like Jest, Cypress, or Pact.
* Commitment to writing reliable, maintainable, and well-tested code.
Assessment & Accessibility
If selected, you may be invited to complete a technical interview with Karat. We will share your information with Karat in line with their privacy policy. We’re committed to an inclusive and accessible recruitment process; please let us know if you need adjustments.
About Working For Us
We’re committed to diversity, equity, and inclusion. We offer health and wellbeing initiatives and have programs such as Disability Confident Leader and flexible benefits to support a healthy work-life balance.
Benefits
* Up to 15% pension contribution
* Annual bonus (based on Group performance)
* Share schemes, including free shares
* 30 days’ holiday plus bank holidays
* Flexible benefits tailored to your lifestyle
* Generous parental leave and wellbeing support
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