Lead Software Engineer

Location - Valencia, Spain

Why Confluence?

At Confluence, we’ve always been driven by a commitment to innovation, precision, and partnership in the investment data space. Our global footprint now spans multiple countries, giving our employees the opportunity to get exposure to other countries and cultures. And it stands to reason that none of this would have been possible without the hundreds of hard-working employees who work at Confluence.

More about the role & team

We're looking for a Lead Software Engineer to join our Omnia Platform team, a global engineering group building a modern, multi-tenant SaaS solution used by institutional clients worldwide.

This is a hands-on technical leadership role where you'll own complex engineering challenges, influence architectural decisions, and help shape the future of a strategic platform that's central to our business. You'll join a collaborative team spanning Spain, the US, and Vietnam, working alongside talented engineers across multiple disciplines and time zones.

What You'll Be Doing

As a Lead Software Engineer, you'll play a key role in designing, developing, and evolving the Omnia platform.

You will:

• Design and build scalable backend services and APIs using C# and .NET.
• Work with MongoDB Atlas, optimising data models and application performance.
• Drive the reliability, deployment, and scalability of cloud-native services running on Azure and Kubernetes.
• Develop data processing and calculation workflows using Python and modern dataframe technologies.
• Contribute across the full stack, building user-facing functionality with React, TypeScript, and Redux.
• Champion best practices in software quality, testing, code reviews, and maintainability.
• Collaborate closely with Product, Architecture, and Engineering teams to shape solutions that deliver real client value.
• Mentor engineers, raise technical standards, and help foster a culture of continuous improvement.
• Leverage AI-assisted development tools to accelerate delivery and enhance engineering effectiveness.

Why Join Confluence?

Work on a Strategic Platform

Omnia is a key regulatory reporting SaaS platform supporting institutional clients globally. You'll help drive its continued evolution and modernisation.

Solve Complex Engineering Challenges

From distributed cloud architecture and large-scale data processing to performance optimisation and platform reliability, you'll tackle impactful technical problems every day.

Influence the Future

This role offers significant ownership and visibility, with the opportunity to guide technical direction and potentially grow into a broader development leadership position over time.

Collaborate Globally

Join a highly skilled international team and work with colleagues across Spain, Vietnam, the US, and Europe.

What skills and experience do I need to succeed?

Essential Experience

• Significant software engineering experience with deep expertise in C# and .NET.
• Strong backend development experience within enterprise SaaS environments.
• Experience with MongoDB or comparable NoSQL technologies.
• Hands-on experience with cloud platforms, containerised applications, and Kubernetes.
• Experience building and operating multi-tenant software applications.
• Strong understanding of software architecture, scalability, and system design.
• Excellent problem-solving skills and ability to work independently on complex technical challenges.

Desirable Experience

• Azure Kubernetes Service (AKS).
• Python and data-processing workflows.
• React, JavaScript, TypeScript, and Redux.
• Technical leadership, mentoring, or people leadership exposure.
• DevOps and CI/CD practices.
• Experience using AI-assisted software development tools such as Claude, Cursor, or similar.

What do we offer?

Confluence offers generous benefit packages for team members. As a growing, global organization, we are always looking for ways to ensure that our employees can access benefits that matter to them and their families. This includes:

Generous Time Off packages including additional half days with each public holiday in your location.

Global Career Development opportunities

Social Events

Referral Bonus scheme - Upto $3,000 per successful referral

Plus many more!

More about the Location

We offer flexible working options for all employees.

This role is based in Valencia, Spain, where you'll join our existing engineering team. We operate a hybrid working model and value regular in-person collaboration, while also supporting effective distributed working across our global team. Flexibility and strong asynchronous communication skills are important due to the international nature of the team.

#LI-Hybrid

Values

We look for people who align with our 4 values.

Integrity

Face reality with honesty, courage and accountability

Imagination

Deal creatively with challenges and envision what the world could be

Discipline

Build good habits into reflexes which become a part of our life

Service

Committed to the success of others

AI Friendly Interview Process

We recognise that AI tools are becoming a standard part of how many people work. Candidates are welcome to use AI throughout our interview process.

If you choose to use AI during an interview or assessment, we may ask you to share your screen so that we can better understand your thinking, decision making and approach to using the technology.

Our aim is to assess your skills, experience, judgement and problem solving abilities, including how you make use of modern tools in a professional setting.

Pre-Employment Screening Disclaimer

As part of our recruitment process, we carry out identity checks on all candidates. Offers of employment are conditional upon the completion of satisfactory background checks prior to the commencement of work. These checks may include verification of identity, right to work in the UK, employment history, and other relevant pre-employment screening.

Please note that additional checks may be required depending on the nature of the role and the jurisdiction in which the role is based or operates. These may include, but are not limited to, criminal record checks or financial background checks where applicable.

If you would like to find out more about a Career at Confluence, please apply today.