Senior Java Engineer

Weavr; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A financial technology startup is seeking a Senior Java Developer to enhance their embedded banking platform. The role is hybrid and requires over 5 years of Java experience, particularly with Spring and microservice architectures. Ideal candidates will exhibit strong communication, teamwork, and a commitment to best engineering practices. This position offers a competitive compensation package, benefits, and the opportunity to shape product strategy within a collaborative team environment.

Benefits

Competitive compensation package

Generous paid time off

Professional development support

Remote-first setup

Regular team events

Qualifications

• 5+ years of experience in a similar role.
• Strong communication skills for documentation and collaboration.
• Extensive knowledge of the Spring framework and Java programming.

Responsibilities

• Help deliver innovative banking and payments technologies.
• Collaborate with the development team for agile delivery.
• Shape the platform for embedded banking solutions.

Skills

Java programming

Spring framework

Microservice architectures

REST APIs

Communication skills

Software design patterns

TDD

CI/CD practices

Tools

Kafka

Docker

Kubernetes

Job description

Senior Java Developer

Hybrid working remotely in Europe on a self-employed contractor basis.

About Us

Weavr is the easiest way for businesses to embed relevant financial services into software at the point of need. Weavr recently secured its Electronic Money Institution (EMI) licence to support European customers and continues to invest in premium localised payments capabilities to better serve existing and future B2B SaaS partners.

Founded by serial entrepreneurs who are leaders in payments and fintech, we're a team of can-do builders at the frontier of the embedded-finance industry. Our team is characterised by smart, kind, and high-performing experts who value respect, openness, and trust. Weavr is small enough for every individual to make an impact, yet operates at the level of a more mature organisation.

Engineering at Weavr

We are looking for a Senior Java Developer to join our software development team to help us develop further our embedded banking and payments platform.

As a Senior Java Developer you will help deliver innovative technologies that make integrating banking and payments services as simple, flexible and accessible as any other API.

As a team, we aim to be agile and deliver solutions for our customers in a fast and efficient manner. Our platform is already being used by customers, and as part of our development team you will work on the many enhancements we have planned. With your expertise and experience in engineering solutions for complex problems, you will help shape the future platform and continuously raise the bar for embedded banking and payments.

We're pragmatic engineers who value shipping over perfection. We encourage experimentation, learn from failures, and run regular hackathons. Engineers have autonomy to make technical decisions whilst we maintain quality through collaboration and automation.

About You

The section below describes our "ideal candidate." However, our hiring process places a strong emphasis on aptitude and passion. If you haven't used every specific tool or haven't met all the skill and experience criteria listed, please don't let that discourage you from applying. We highly value potential and dedication over a rigid checklist of qualifications. However, it's important to note that you bring extensive java engineering experience working with design patterns and frameworks such as Spring / Micronaut.

• 5+ years of experience in a similar role.
• Strong communication skills including technical documentation, code reviews, and cross-functional collaboration
• Great at communicating ideas and working in a team.
• A Java guru, with extensive knowledge and experience of associated technologies such as the Spring framework.
• Advanced knowledge of software design patterns.
• Experience with microservice based architectures, and related tools and technologies such as Micronat (or Spring Boot), REST (both implementing and consuming), and Kafka (or similar message broker technologies such as RabbitMQ).
• Keen on best engineering practices.
• Experience with TDD, CI / CD pipelines, and modern engineering practices
• Proven ability to design scalable, maintainable solutions following SOLID principl

Desirable

• Experience with AI-assisted development tools (GitHub Copilot, ChatGPT, or similar) for code generation, debugging, and refactoring
• Experience in payments, fintech, or regulated industries
• Knowledge of Micronaut framework
• Experience with reactive programming (Project Reactor, RxJava)
• Familiarity with MongoDB, Redis, jOOQ, Flyway
• Experience with Docker and Kubernetes or container orchestration
• Understanding of security best practices in financial services

What to expect from the process

Talent Screen - [30 Minute video call to run through the role and your experience]

Technical Test - [Timed assessment to gain deeper insight into your approach to problem solving]

Technical Interview - [90 Minute video call to delve deeper in to your technical expertise]

Solution design exercise & Company fit - [90 minute call with the VP Engineering]

Compensation, Perks & Benefits

• Location : Remote within Europe.
• Impact & Growth : Early-stage startup environment with significant opportunity to shape the product marketing function and strategy.
• Culture : Join an open, collaborative culture of builders. We value outcomes, trust, and continuous learning. You'll work with a friendly, high-performing team where every voice matters.
• Flexibility : Flexible working arrangements and a remote-first setup. We trust you to get the job done in the way that works best for you, with occasional team on-sites or meetups to build connection.
• Benefits : Competitive compensation package with potential for equity. We offer generous paid time off, parental leave, and support for your professional development.
• Team Events : Regular virtual team gatherings and periodic in-person meetups to foster team spirit and collaboration.

Commitment to equal opportunity, diversity & inclusion

We’re committed to building a diverse and inclusive workplace where everyone feels valued, respected, and empowered to contribute their best. We welcome applicants from all backgrounds, identities, and experiences, and we make hiring decisions based on skills, merit, and business needs. If you require any adjustments during the recruitment process, please let us know as we’re happy to accommodate.