Java Developer / Backend Developer – Microservices & Modern Architecture

Sigma Industry Innovation AB; Sweden; On-site; SEK 45,000 - 65,000; Full time

Benefits offered by this job

Collaborative culture

Opportunities for innovation

Engagement activities

Job summary

A consultancy firm in Gothenburg is looking for a Java Developer to join their expanding team. The role involves building backend solutions and microservices using Java, working with AWS and Azure, and designing integrations with technologies like REST and gRPC. Ideal candidates should have a minimum of 5 years experience in coding and problem solving, thrive in agile environments, and be eager to collaborate and innovate. The team fosters a close-knit culture that encourages freedom and responsibility.

Qualifications

• 5 years minimum of hands-on coding and problem solving.
• Ability to work across backend development, integrations, and cloud services.
• Thrive in agile teams and deliver real-world solutions.

Responsibilities

• Build backend solutions and microservices with Java.
• Work cloud-first across AWS and Azure.
• Design robust integrations using REST, gRPC, and Kafka.
• Explore relational and NoSQL databases.
• Create CI/CD pipelines and cloud-native architectures.

Skills

Java (Spring Boot, Quarkus, OSGi)

AWS (Lambda, S3, DynamoDB)

Azure (AKS, CosmosDB)

REST, gRPC, Kafka

PostgreSQL, Cassandra, MongoDB

Grafana, DataDog, Kibana, Splunk

Job description

Overview

At Sigma Technology Systems in Gothenburg, we're expanding our Java team and looking for developers who want to grow with us. Whether you call yourself a Java Developer, Backend Developer, or simply someone who loves building scalable systems - we want to meet you.

Responsibilities

• Building backend solutions and microservices with Java (Spring Boot, Quarkus, OSGi)
• Working cloud-first across AWS (Lambda, S3, DynamoDB) and Azure (AKS, CosmosDB)
• Designing robust integrations using REST, gRPC, Kafka
• Exploring both relational and NoSQL databases: PostgreSQL, Cassandra, MongoDB, RDS, CosmosDB
• Creating CI/CD pipelines and cloud-native architectures
• Using modern monitoring and observability tools like Grafana, DataDog, Kibana, Splunk

Basic qualifications

As a consultant with us, your drive, curiosity and engagement matter just as much as your technical expertise. We believe that great consultants are more than technical experts - they are eager to take ownership of their craft, inspire others, and help customers move forward.

• 5 years minimum of hands-on coding and problem solving
• Move seamlessly between backend development, integrations, and cloud services
• Thrive in agile teams and love delivering real-world solutions

We offer

Sigma Technology Systems in Gothenburg is not just another consultancy. We\'re a small, close-knit team with the strength of a global group. That means you get the security of a large organization while working in an environment where you truly influence your own path.

Here, collaboration and innovation drive everything we do. We share knowledge, test new technologies, and constantly push for smarter ways forward. At the same time, we make sure to have fun along the way - from afterworks and meetups to celebrating big and small wins together.

We like to say we are the small company within the big one. For you, that means freedom, responsibility, and the chance to shape not only the solutions we deliver but also the culture we build together.

More information

For more information please contact
Andreas Hammarbäck, +07 68823556
[e-mail]