Senior Java Developer

Deploja-Ab; Malmö kommun; On-site; SEK 700,000 - 1,000,000; Full time

Job summary

Deploja-Ab is actively seeking a consultant with strong Java expertise to join our dynamic team. The role involves delivering customer-facing web services, optimizing performance, and scaling systems within a collaborative consulting environment.

You will work with clients or on internal projects, employing modern tooling and automated testing practices. We value deep technical knowledge, data storage proficiency, and the ability to thrive in cross-functional teams.

Qualifications

• Proven programming experience (5+ years).
• Strong Java expertise (Core Java, Multithreading, non-blocking IO).
• Experience building customer-facing Web services.
• Knowledge of data storage technologies (e.g., Cassandra, Redis).
• Expertise in Java performance tuning and scaling Web services.
• Experience writing REST services.
• Adept in CI/CD tools and automation testing.
• Excellent analytical and communication skills.
• Ability to thrive in multi-functional teams.

Skills

Java programming

REST services

CI/CD

Performance tuning

Analytical skills

Team work

Tools

Go

HTML

CSS

JavaScript

jQuery

GitHub

Maven

Docker

Job description

We now have a new requirement and are looking for a consultant colleague with the qualifications listed below. The position is part of our consulting business, which means you will be employed by us and work either with clients or on internal projects and assignments.

Your Profile (Must-have requirements)

• Proven programming experience (5+ years).
• Strong Java expertise (Core Java, Multithreading, non-blocking IO).
• Experience building customer-facing Web services.
• Knowledge of data storage technologies (e.g., Cassandra, Redis).
• Expertise in Java performance tuning and scaling Web services.
• Experience writing REST services.
• Adept in CI/CD tools and automation testing.
• Excellent analytical and communication skills.
• Ability to thrive in multi-functional teams.

Meritorious

• Knowledge of Go, HTML, CSS, JavaScript, jQuery.
• Familiarity with cryptography standards and protocols.
• Experience in developing machine learning systems.
• Familiarity with GitHub and deployment tools (e.g., Maven, Docker).

Application deadline: 27-10-2026

About Us

We currently employ experienced consultants in areas such as System Development, AI, Machine Learning, Testing, Cloud, Infra DevOps, and IT Project Management.

Working at Deploja is something entirely different from working at an ordinary consulting company—and we are really proud of that. So, what makes us unique?

We simply offer more than just a high salary and greater freedom; that’s just the beginning. With us, you’ll find the work environment and opportunities you deserve. Welcome to Deploja, where the grass is indeed greener!