Senior Backend Engineer

Salt; United Kingdom; On-site; GBP 60,000 - 85,000; Full time

Job summary

A leading FCA-regulated trading brokerage in London is seeking a talented Full-stack Java Developer for a greenfield trading system. This role provides the chance for technical ownership and significant impact on a flagship product, allowing for personal and team growth in an innovative environment.

Benefits

Competitive salary

Performance-based bonus

Opportunities for professional growth

Contributory pension scheme

Collaborative work environment

Qualifications

• 5-8 years of experience in application development.
• Strong command of SQL with PostgreSQL preferred.
• Experience in designing and implementing REST APIs.

Responsibilities

• Develop, design, and maintain scalable trading applications.
• Implement APIs and integrate third-party services.
• Support deployment and troubleshoot production issues.

Skills

SQL

REST APIs

Unit/Integration Testing

SDLC

Education

Bachelor’s degree in Computer Science

Tools

PostgreSQL

Hibernate

Spring Data

AWS

Docker

Jira

GIT

Job description

Social network you want to login/join with:

Full-stack Java Developer – Greenfield Trading System

Location: Finsbury Square, London (Office-based, Monday to Friday)

Are you a talented and enthusiastic Full-stack Java Developer looking to build a brand-new trading system? My client, a leading FCA-regulated trading brokerage, is seeking a skilled developer to join a growing team of experienced technologists and finance professionals. This role offers opportunities for technical ownership from day one as you work on a system built in Java and React Native.

Why Join This Opportunity?

• Greenfield Project: Work on a brand-new system with no legacy tech debt.
• Direct Impact: As you contribute to a mission-critical flagship product, your work will directly shape the company’s future.
• Growth Potential: Join the team early with the potential to grow into a team lead as the team expands.
• Unique Culture: Experience a start-up culture while being part of a well-established and reputable group.
• Embrace AI: My client is a strong believer in AI applications in Finance and is constantly looking for innovative ideas while remaining compliant and risk aware.

Key Responsibilities:

• Develop, design, and maintain high-quality, scalable, and secure trading applications.
• Write clean, scalable, testable, and maintainable code.
• Implement APIs and seamlessly integrate third-party services.
• Actively contribute to code reviews.
• Support deployment and release processes and troubleshoot production issues.

Skills and Qualifications:

Required Qualifications:

• Bachelor’s degree in Computer Science, Information Systems, or a related technical field.
• A minimum of 5-8 years of experience in application development.
• Strong command of SQL (PostgreSQL is preferred) and ORMs (Hibernate/Spring Data).
• Experience in designing and implementing REST APIs.
• Experience writing unit/integration tests.
• Proficient with software development lifecycle (SDLC) methodologies.
• Proficiency in the development environment, including IDE, web & application server, GIT, Jira, unit-testing tools, and defect management tools.

Additional Preferred Qualifications:

• Exposure to / understanding of Front-End on web and mobile.
• Experience in building low-latency trading systems.
• Working knowledge of AWS cloud.
• Experience in DevOps development and deployment using Docker and containers.

What My Client Offers:

• Competitive salary and performance-based bonus.
• Opportunities for professional growth and career advancement.
• Contributory pension scheme.
• A collaborative, innovative, and open culture work environment.

Eligibility: The candidate should be eligible to work in the UK; visa sponsorship is not provided.

If you are a passionate Full-stack Java Developer ready to contribute to a cutting-edge greenfield trading system, we encourage you to apply!

*Rates depend on experience and client requirements

Please note that if you are NOT a passport holder of the country for the vacancy you might need a work permit. Check our Blog for more information.

Bank or payment details should not be provided when applying for a job. Eurojobs.com is not responsible for any external website content. All applications should be made via the 'Apply now' button.

Created on 30/06/2025 by TN United Kingdom