Senior Java Developer

JR United Kingdom; Southampton; Remote; GBP 80,000 - 90,000; Full time

Job summary

A leading fintech company is seeking a Senior Java Developer to join a dynamic team. This remote-first role offers a competitive salary of £80,000 - £90,000 and focuses on developing scalable web applications while allowing developers to take ownership of key areas. Candidates should have extensive Java experience, strong problem-solving skills, and a desire to contribute meaningfully within a collaborative team environment.

Benefits

Flexible, remote-first role

Competitive salary

Opportunity to own technical areas

Inclusive work environment

Qualifications

• Extensive experience in Java development.
• Proven ability to work independently and solve complex problems.
• Excellent communication skills and ability to gather requirements.

Responsibilities

• Full-stack development of scalable and secure web applications.
• Participate in the entire software lifecycle from requirements gathering to deployment.
• Take ownership of technical areas within the platform.

Skills

Java Development

Secure Coding Practices

Problem Solving

Clean Code

Communication

Job description

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Location: Primarily Remote (with meet ups twice a month)

Salary: £80,000 - £90,000 (Flexible based on experience)

Are you an experienced Java developer looking for a new challenge? Do you thrive in an environment where you can take ownership of key areas and solve complex problems independently? Are you ready to join a growing team, contribute meaningfully, and be part of something exciting?

Then this may be for you:

Mostyn Chase are conducting an exclusive search for a well-established fintech in the payments space for Senior Java Developers to join this growing and dynamic team. The roles are designed to bring in developers who can work independently, solve complex problems, and eventually take ownership of key technical areas within the platform.

This is an exciting opportunity for developers who enjoy tackling challenges and taking on meaningful responsibility. You will be working on full-stack development, focusing on building scalable and secure web applications, and participating in the entire software lifecycle—from gathering requirements to deploying solutions. If you are an experienced developer who enjoys working autonomously and is comfortable working in a flexible, remote-first environment, this could be the perfect opportunity for you.

The ideal candidate will have the following:

Extensive experience in Java development, particularly in building scalable and secure web applications.

Proven ability to work independently, solve complex problems, and take initiative.

A strong grasp of secure coding practices and attention to software performance and reliability.

Comfortable with writing clean, testable code and collaborating with QA to ensure high-quality delivery.

Excellent communication skills, with experience gathering requirements from internal and external stakeholders.

· A self-starter who enjoys taking ownership of projects and contributing to technical direction.

· Previous experience in payments, e-commerce, or fintech is a bonus, but not essential.

What’s on Offer:

• A flexible, remote-first role with occasional travel for collaborative team meetings.
• A competitive salary range of £80,000 - £90,000, with flexibility depending on experience.
• The opportunity to own technical areas and grow within a high-impact team.
• An inclusive and collaborative work environment where your contributions will make a direct impact.

What to do next?

If you are a senior Java developer seeking an opportunity to work with a talented team, take ownership of your work, and grow your career, this is an exclusive opportunity you don’t want to miss. Apply now to join this exciting, growing team!