Senior Software Engineer Data Team

Do you want to join the technological revolution Tendium is looking for a Senior Software Engineer to join the Data team.

Tendium is the global pioneer in AI-driven public tender management transforming how companies discover analyze and win government contracts. Our platform turns complex processes into something simple and transparent empowering businesses to compete fairly for billions in public sector opportunities. Weve been building our AI-native platform since 2018 leveraging a vast data moat agentic AI and tens of thousands of hours of R&D. Today we serve large numbers of customers across Europe and are rapidly scaling.

If you want to know more about our culture and what you can expect when working at Tendium you can read more about it here.

The Data team is responsible for providing the data to our end customers to find and win public opportunities. One key product we provide is structured information around public procurements. The expectation is that you help us shape our roadmap by getting feedback from customers researching greenfield data products and collaborating with other teams. From a technical perspective the team owns the data domain end to end from finding and ingesting data to making that data readily available and ensuring SLOs on our data systems. Your team owns the backend systems and internal tooling. We expect you to drive and suggest initiatives across the engineering organization.

Microservice Architecture: Fargate Lambda SQS EventBridge GraphQL OpenAPI

Databases and Querying: DocumentDB (MongoDB) Postgres OpenSearch Iceberg

Languages: Python TypeScript

Infrastructure and platform: CDK Github Actions

Observability and tooling: CloudWatch

AI Tooling: Claude Code Internal MCP Server

Software engineering: Strong proficiency in Python (or similar) including writing robust testable and maintainable code; familiarity with async programming patterns.

Architecture: Creating systems that scale both in performance and maintenance. Experience tracking SLOs/SLIs in large scale systems.

AI Tooling: Integrates AI tooling effectively into daily workflows both personally and for team flows.

Collaboration and communication: You enjoy collaborating across teams as well as non technical stakeholders and customers. You are comfortable sharing knowledge and driving best practices.

Cloud : Hands-on experience building and maintaining microservice architectures using AWS services such as SQS Lambda Fargate/ECS (or close equivalents in another cloud)

Location: Based in Stockholm within commuting distance from our office in central Stockholm.

Bonus: Having worked in a data-heavy product with hundreds of external integrations and sources where silent failures are common. Familiarity using LLMs as a data enricher.

Please note: At the moment we are not able to sponsor VISA applications so you need to have the right to work in Sweden.

Applications are reviewed on a rolling basis so we encourage you to apply as soon as possible. The role will be closed once it has been filled. All applications must be submitted through Teamtailor.

Please find additional information on our recruitment process here.

To make this process even more efficient feel free to sign in to your Connect profile and add your references at any stage.

If youre ready to make an impact and grow with us we want to hear from you!

Equality and inclusion statement

At Tendium we dont just value diversity we celebrate it. Were building a workplace where everyone should feel that they belong where your voice is heard and your experiences are respected. Different perspectives fuel our creativity and drive innovation and were always looking for people who can bring something new to the team. Whoever you are wherever youre from wed love to hear from you. Lets shape the future together.