Lead Software Engineer Backend

Soldo is the proactive spend management solution that frees progressive businesses to accomplish more.

Over 25,000 organisations across 31 countries use Soldo to end slow, messy, and inefficient spending, bringing financial agility and control over every expense. Soldo frees finance with a uniquely proactive approach to managing decentralised spending.

By combining a powerful spend management platform, a user-friendly app, and versatile payment methods, Soldo automates expense admin to eliminate inefficiency in managing business spending.

By proactively managing decentralised spend, organisations empower employees to spend when and where it’s needed, keeping productivity high while avoiding month-end surprises.

Founded in 2015 by Italian digital innovator Carlo Gualandri, Soldo is headquartered in London, with offices in Dublin, Milan, and Rome.

We’re looking for people with big ambitions, cool heads, sharp minds, and warm hearts. Come and join us as we grow together.

What’s in it for you

• Competitive salary
• Private healthcare coverage for you and your family
• Lunch Vouchers
• Genuine career development opportunities (we love to see you succeed) - including your own annual €500 career development budget
• Access to training and development - including a mentoring programme, workshops and the opportunity to progress onto our leadership programme
• Flexible working options, including working from home or our Milan or Rome offices + 60 days’ work anywhere
• Statutory Leave entitlements plus extra days off on Christmas Eve, New Year’s Eve and your Birthday
• Your own personal company Soldo card
• Employee Assistance Programme
• CAF Annual Fiscal & Financial Support

The role

We’re hiring a Lead Back-End Developer to help design, build, and operate the services behind our FinTech platform.

You will join a collaborative, international engineering team working in an Agile environment and contribute to delivering reliable product capabilities in a regulated, security-sensitive domain.

In the modern development era, you’ll be expected to use AI-assisted development tools responsibly (for speed and quality), while maintaining strong human ownership of architecture, correctness, and production outcomes.

Responsibilities

• Design and develop product/application features, from technical design through implementation and release.
• Write high-quality, maintainable code and clear technical/functional specifications.
• Deliver one or more requirements on time; inspect, analyse, and resolve reported bugs and defects.
• Build services that are observable and operable in production (metrics, logs, traces, alerting) and participate in on-call/incident practices as needed.
• Apply secure-by-default engineering practices for sensitive data and compliance-oriented systems.
• Use AI tools to accelerate delivery (e.g., code assistance, test generation, refactoring), while validating outcomes with reviews, automated tests, and security checks.

We are looking for someone who must have

• Strong experience as a Back-End Developer and interest in the Fintech space
• Proven experience with Java and Spring (including Spring Boot), plus JPA and Hibernate.
• Experience with microservices and distributed systems.
• Knowledge of design and programming patterns
• Knowledge of build systems (Maven), version control systems (Git), and CI/CD (e.g., Jenkins/Bitbucket pipelines).
• A firm understanding of protocols like REST and
• Knowledge of containerization and Kubernetes
• Knowledge of messaging and streaming platforms (e.g., Kafka and/or JMS-style messaging).
• Experience with relational databases (e.g., MySQL, Aurora) and Amazon AWS.
• Production mindset: observability, performance, reliability, and safe change practices (testing, rollouts, CI/CD).
• Good knowledge of the English language (both written and spoken).
• Knowledge of the Agile methodology (Scrum, Kanban)