Senior Software Engineer – JavaCard

🕒 January 28

🇩🇪 Germany – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 45%

infoinfo
Apply Now
Find Similar Remote Jobs

📊 Check your resume score for this job

Improve your chances of getting an interview by checking your resume score before you apply.

Logo of EMnify

EMnify

51 - 200 employees

Founded 2014

🏥 Healthcare

📦 Logistics

🏭 Manufacturing

💰 $57M Series B on 2022-01

Healthcare • Logistics • Manufacturing

emnify is a company that specializes in providing cloud-native IoT connectivity solutions through its SuperNetwork. The company offers global IoT coverage and connectivity management, integrating both cellular and satellite networks to ensure reliable and comprehensive connectivity. Emnify's services include IoT eSIMs, multi-carrier SIM cards, and network security solutions, aimed at empowering businesses to manage their IoT operations efficiently. Solutions cater to various industries including smart building, transportation, retail, healthcare, agriculture, energy, and manufacturing. With a focus on IoT device connectivity, emnify enables businesses to scale their IoT initiatives while maintaining high levels of service and security.

📋 Description

• Collaborate within a cross-functional team to architect, build, test, deploy and run cloud-based telco applications for global IoT connectivity. • Apply your development expertise in Python, Typescript and Java for our SIM lifecycle-management software running on AWS. • Utilize your experience in JavaCard applet development to maintain our set of USIM applets. • Design, implement and test services, enhancing our offerings with value-added features for our customers. • Leverage metrics data to prioritize tasks with the highest impact on engineering outcomes. • Share your domain and technical knowledge with the team and rely on their existing expertise to grow.

🎯 Requirements

• Technical Competency: Proficiency in building distributed network services applications using scripting languages (Python, TypeScript) and OoO languages (Java). • Experience in designing cloud-based applications using AWS, Terraform, MySQL/Postgres. • Familiar with JavaCard applet development and deployment cycle. • Domain Proficiency: Experience with or readiness to enhance your telecommunications knowledge. • Problem-solving: Expertise in unit testing of JavaCard applets as well as cloud-based microservices orchestrating their operation in the field. • Effective Communication: Ability to clearly share knowledge within and across teams, fostering a collaborative environment. • Adaptability: Ability to troubleshoot and resolve issues quickly. Experienced with working in an agile environment.

🏖️ Benefits

• About emnify: emnify is a global IoT connectivity platform provider, enabling enterprises and OEMs to build, deploy, and operate connected products at scale across 180+ countries. • Health insurance • 401(k) matching • Flexible work hours • Paid time off • Remote work options

Apply Now

Similar Jobs

🕒 January 2

Kinteo

11 - 50

💼 Consulting

📦 Logistics

🏦 Banking

Senior Full Stack Entwickler für individuelle IT-Lösungen bei einem IT-Dienstleister. Beratung von Kunden sowie Entwicklung und Qualitätssicherung moderner Java-basierter Software.

🗣️🇩🇪 German Required

Docker

Java

Jenkins

JUnit

Kubernetes

Maven

Microservices

Selenium

Subversion

🕒 December 16, 2025

Sierra

51 - 200

🤖 Artificial Intelligence

🤝 B2B

☁️ SaaS

Design and deliver production-grade AI agents that drive growth at Sierra. Partner with enterprises and startups to evolve AI solutions in various industries.

React

TypeScript

Go

🕒 December 5, 2025

Veeva Systems

1001 - 5000

🏥 Healthcare

💼 Consulting

📦 Logistics

Python Tech Lead developing connected data applications to improve patient outcomes in Life Sciences. Lead architectural designs, collaborate across teams, and maintain backend API quality.

Postgres

Python

SQL

🕒 December 4, 2025

primion Technology GmbH

201 - 500

📦 Logistics

🏥 Healthcare

💼 Consulting

Fullstack Developer specializing in system modernization and strategic delivery for Primion Technology. Engaging in backend and frontend development on a 100% remote basis.

Angular

Java

Microservices

Spring

Spring Boot

SpringBoot

🕒 November 25, 2025

instellix

51 - 200

☁️ SaaS

💳 Fintech

🤝 B2B

Software Engineer developing microservices using Java and Spring for instellix's SaaS platform. Collaborating on UI development with React and ensuring code quality through automated tests.

🗣️🇩🇪 German Required

Gradle

Java

Kubernetes

Microservices

React

Spring

Spring Boot

SpringBoot

TypeScript