81 Jobs für Java in Dortmund

We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we're here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade-everything platform empowers both first-time investors and seasoned experts to invest in the cryptocurrencies, crypto indices, stocks*, precious metals and commodities* they want — with any sized budget, 24/7. Our global team works across different cultures and time zones, bringing our products to more than 6 million customers, making us one of Europe's safest and most secure platforms that powers modern investing.

Headquartered in Austria but operating across Europe, our products are built by fast-moving, talented, “roll-up-your-sleeves-and-make-it-happen” kind of people. It's these diverse perspectives and innovative minds operating as ONE TEAM that keep Bitpanda at the cutting edge of our industry. So if you're someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team. Let's go!

Your Mission

You will get work on business critical projects, tackling architectural and conceptual challenges, integrate with 3rd party vendors and interface and collaborate with many other Engineers and teams within Bitpanda.

• Design and develop scalable, resilient, message-driven services using Java
• Write clean and correct code with high test coverage and extensive unit testing deployed into event driven microservices architecture
• Contribute to conversational development, disseminating information to the rest of the team
• Optimise systems to ensure reliability, performance, scalability and maintainability
• Build strong relationships with cross functional teams and be happy discussing topics and challenges

• Solid knowledge and experience of software development using modern Java frameworks such as Spring Boot and Micronaut with Java 21+ as your main programming language.
• Track record with both relational and non-relational databases, preferably Postgres and MongoDB.
• Experience creating and maintaining publicly available REST APIs with a keen understanding of performance optimisation and scalability.
• Practical knowledge in using message-oriented middleware (Apache Kafka, RabbitMQ) as we're working with event driven microservices.
• Background with CI/CD and familiarity with AWS, Terraform and Kubernetes.

• Hybrid-working model with 25-Work From Anywhere days*
• Competitive total compensation package including participation in our stock option plan
• Market-leading benefits programs shaped by our Time & Flexibility policies*
• Company-wide and team events — both in-person and virtually!
• Bitpanda swag to keep you living the brand

And, above all, the opportunity to learn and grow as part of Bitpanda's incredible journey towards being Europe's future #1 investment platform.

Bitpanda is committed to fostering a fair and equal environment based on trust and mutual respect. We believe that a diverse and inclusive workplace is paramount to our success and we are committed to building a team that represents a wide variety of backgrounds, perspectives, and skills.

* These benefits may be adjusted at Bitpanda's discretion and do not apply to our internships and exceptions to our Hybrid Working policy apply to teams with shift schedules or for folks whose roles require them to be in-office (think: Workplaces team or IT).

JBRP1_DE

We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we're here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade-everything platform empowers both first-time investors and seasoned experts to invest in the cryptocurrencies, crypto indices, stocks*, precious metals and commodities* they want — with any sized budget, 24/7. Our global team works across different cultures and time zones, bringing our products to more than 6 million customers, making us one of Europe's safest and most secure platforms that powers modern investing.

Headquartered in Austria but operating across Europe, our products are built by fast-moving, talented, “roll-up-your-sleeves-and-make-it-happen” kind of people. It's these diverse perspectives and innovative minds operating as ONE TEAM that keep Bitpanda at the cutting edge of our industry. So if you're someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team. Let's go!

Your Mission

You will get work on business critical projects, tackling architectural and conceptual challenges, integrate with 3rd party vendors and interface and collaborate with many other Engineers and teams within Bitpanda.

• Design and develop scalable, resilient, message-driven services using Java
• Write clean and correct code with high test coverage and extensive unit testing deployed into event driven microservices architecture
• Contribute to conversational development, disseminating information to the rest of the team
• Optimise systems to ensure reliability, performance, scalability and maintainability
• Build strong relationships with cross functional teams and be happy discussing topics and challenges

• Solid knowledge and experience of software development using modern Java frameworks such as Spring Boot and Micronaut with Java 21+ as your main programming language.
• Track record with both relational and non-relational databases, preferably Postgres and MongoDB.
• Experience creating and maintaining publicly available REST APIs with a keen understanding of performance optimisation and scalability.
• Practical knowledge in using message-oriented middleware (Apache Kafka, RabbitMQ) as we're working with event driven microservices.
• Background with CI/CD and familiarity with AWS, Terraform and Kubernetes.

• Hybrid-working model with 25-Work From Anywhere days*
• Competitive total compensation package including participation in our stock option plan
• Market-leading benefits programs shaped by our Time & Flexibility policies*
• Company-wide and team events — both in-person and virtually!
• Bitpanda swag to keep you living the brand

And, above all, the opportunity to learn and grow as part of Bitpanda's incredible journey towards being Europe's future #1 investment platform.

Bitpanda is committed to fostering a fair and equal environment based on trust and mutual respect. We believe that a diverse and inclusive workplace is paramount to our success and we are committed to building a team that represents a wide variety of backgrounds, perspectives, and skills.

* These benefits may be adjusted at Bitpanda's discretion and do not apply to our internships and exceptions to our Hybrid Working policy apply to teams with shift schedules or for folks whose roles require them to be in-office (think: Workplaces team or IT).

JBRP1_DE

We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we're here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade-everything platform empowers both first-time investors and seasoned experts to invest in the cryptocurrencies, crypto indices, stocks*, precious metals and commodities* they want — with any sized budget, 24/7. Our global team works across different cultures and time zones, bringing our products to more than 6 million customers, making us one of Europe's safest and most secure platforms that powers modern investing.

Headquartered in Austria but operating across Europe, our products are built by fast-moving, talented, “roll-up-your-sleeves-and-make-it-happen” kind of people. It's these diverse perspectives and innovative minds operating as ONE TEAM that keep Bitpanda at the cutting edge of our industry. So if you're someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team. Let's go!

Your Mission

You will get work on business critical projects, tackling architectural and conceptual challenges, integrate with 3rd party vendors and interface and collaborate with many other Engineers and teams within Bitpanda.

• Design and develop scalable, resilient, message-driven services using Java
• Write clean and correct code with high test coverage and extensive unit testing deployed into event driven microservices architecture
• Contribute to conversational development, disseminating information to the rest of the team
• Optimise systems to ensure reliability, performance, scalability and maintainability
• Build strong relationships with cross functional teams and be happy discussing topics and challenges

• Solid knowledge and experience of software development using modern Java frameworks such as Spring Boot and Micronaut with Java 21+ as your main programming language.
• Track record with both relational and non-relational databases, preferably Postgres and MongoDB.
• Experience creating and maintaining publicly available REST APIs with a keen understanding of performance optimisation and scalability.
• Practical knowledge in using message-oriented middleware (Apache Kafka, RabbitMQ) as we're working with event driven microservices.
• Background with CI/CD and familiarity with AWS, Terraform and Kubernetes.

• Hybrid-working model with 25-Work From Anywhere days*
• Competitive total compensation package including participation in our stock option plan
• Market-leading benefits programs shaped by our Time & Flexibility policies*
• Company-wide and team events — both in-person and virtually!
• Bitpanda swag to keep you living the brand

And, above all, the opportunity to learn and grow as part of Bitpanda's incredible journey towards being Europe's future #1 investment platform.

Bitpanda is committed to fostering a fair and equal environment based on trust and mutual respect. We believe that a diverse and inclusive workplace is paramount to our success and we are committed to building a team that represents a wide variety of backgrounds, perspectives, and skills.

* These benefits may be adjusted at Bitpanda's discretion and do not apply to our internships and exceptions to our Hybrid Working policy apply to teams with shift schedules or for folks whose roles require them to be in-office (think: Workplaces team or IT).

JBRP1_DE

We are 50Hertz – one of the four transmission system operators (TSO) in Germany. Together with the Belgian electricity grid operator Elia (Brussels), we form the internationally active Elia Group. At 50Hertz, over 2,100 employees ensure that electricity flows over long distances reliably, with minimal loss, and optimally managed. As a TSO, we play a central role in the implementation of the energy transition from a technical and economic perspective, acting as a facilitator. Our goal is to integrate 100 percent renewable energy into the grid and system securely and affordably by 2032.

• Full-time (37 hours per week)
• Heidestraße 2, 10557 Berlin
• Permanent contract
• Start: As soon as possible
• Job ID: 6775

Why is this role interesting for me?  The Elia Group is at the forefront of the energy transition. At the Elia Group, I can make an impact and create assets for an organization, which ensures the security of energy supply for 30 million people. As a developer, I will be part of an international development chapter, where professionals such as software engineers and architects collaborate, specializing in the development and maintenance of high-quality, scalable, and efficient software solutions. At the same time, I can continuously develop my strengths, share my knowledge and learn from my specialist colleagues.

My tasks as a Java developer:

• Development of clean and efficient code based on specifications and guidelines,
• Development of applications and systems,
• Troubleshooting programming issues and ensuring a productive work environment,
• Maintenance and regular improvement of existing software,
• Pre-launch analyzing and testing,
• Ensuring software security by developing programs to actively monitor the disclosure of private information,
• Proactively seeking ways to improve processes and interactions, addressing the business needs,
• Helping and supporting my team colleagues in the chapter and the guilds.

Agile and optimization-focused thinking is part of our team DNA at the Elia Group.

• IT/tech-related academic degree (bachelor's or master's degree),
• Several years of experience using the Java-stack,
• Very good knowledge of Java frameworks (e.g., Spring Boot),
• Good knowledge of redundant, highly available systems, micro service architectures, API-centric system designs, and development environments,
• Knowledge of software design patterns and continuous integration methodology, 
• Language skills: English (C1) and German (B2-C1).

Nice to have:

• Experience with development in cloud environment (public and private cloud),
• Good knowledge of standards and Java web technologies (backend) such as gRPC, as well as Camunda BPM as well as libraries for web front ends,
• Knowledge of OAuth2.0, graph databases, NoSql databases as well as Kubernetes.

• 37 hour week
• Company pension
• 30 days of holiday
• Flexitime with a long-term time account
• Fair remuneration and a wide range of social benefits
• Supported personal development

Flexi Compass – see how flexible this job is:

• Working hours per week: 37 hours (full-time),
• Flexible working hours and a long-term working time account supporting your work-life-balance,
• The number of flex days is not limited,
• No core working hours,
• Mobile working up to 100%, also from home, is possible.

JBRP1_DE

We are 50Hertz – one of the four transmission system operators (TSO) in Germany. Together with the Belgian electricity grid operator Elia (Brussels), we form the internationally active Elia Group. At 50Hertz, over 2,100 employees ensure that electricity flows over long distances reliably, with minimal loss, and optimally managed. As a TSO, we play a central role in the implementation of the energy transition from a technical and economic perspective, acting as a facilitator. Our goal is to integrate 100 percent renewable energy into the grid and system securely and affordably by 2032.

• Full-time (37 hours per week)
• Heidestraße 2, 10557 Berlin
• Permanent contract
• Start: As soon as possible
• Job ID: 6775

Why is this role interesting for me?  The Elia Group is at the forefront of the energy transition. At the Elia Group, I can make an impact and create assets for an organization, which ensures the security of energy supply for 30 million people. As a developer, I will be part of an international development chapter, where professionals such as software engineers and architects collaborate, specializing in the development and maintenance of high-quality, scalable, and efficient software solutions. At the same time, I can continuously develop my strengths, share my knowledge and learn from my specialist colleagues.

My tasks as a Java developer:

• Development of clean and efficient code based on specifications and guidelines,
• Development of applications and systems,
• Troubleshooting programming issues and ensuring a productive work environment,
• Maintenance and regular improvement of existing software,
• Pre-launch analyzing and testing,
• Ensuring software security by developing programs to actively monitor the disclosure of private information,
• Proactively seeking ways to improve processes and interactions, addressing the business needs,
• Helping and supporting my team colleagues in the chapter and the guilds.

Agile and optimization-focused thinking is part of our team DNA at the Elia Group.

• IT/tech-related academic degree (bachelor's or master's degree),
• Several years of experience using the Java-stack,
• Very good knowledge of Java frameworks (e.g., Spring Boot),
• Good knowledge of redundant, highly available systems, micro service architectures, API-centric system designs, and development environments,
• Knowledge of software design patterns and continuous integration methodology, 
• Language skills: English (C1) and German (B2-C1).

Nice to have:

• Experience with development in cloud environment (public and private cloud),
• Good knowledge of standards and Java web technologies (backend) such as gRPC, as well as Camunda BPM as well as libraries for web front ends,
• Knowledge of OAuth2.0, graph databases, NoSql databases as well as Kubernetes.

• 37 hour week
• Company pension
• 30 days of holiday
• Flexitime with a long-term time account
• Fair remuneration and a wide range of social benefits
• Supported personal development

Flexi Compass – see how flexible this job is:

• Working hours per week: 37 hours (full-time),
• Flexible working hours and a long-term working time account supporting your work-life-balance,
• The number of flex days is not limited,
• No core working hours,
• Mobile working up to 100%, also from home, is possible.

JBRP1_DE

We are 50Hertz – one of the four transmission system operators (TSO) in Germany. Together with the Belgian electricity grid operator Elia (Brussels), we form the internationally active Elia Group. At 50Hertz, over 2,100 employees ensure that electricity flows over long distances reliably, with minimal loss, and optimally managed. As a TSO, we play a central role in the implementation of the energy transition from a technical and economic perspective, acting as a facilitator. Our goal is to integrate 100 percent renewable energy into the grid and system securely and affordably by 2032.

• Full-time (37 hours per week)
• Heidestraße 2, 10557 Berlin
• Permanent contract
• Start: As soon as possible
• Job ID: 6775

Why is this role interesting for me?  The Elia Group is at the forefront of the energy transition. At the Elia Group, I can make an impact and create assets for an organization, which ensures the security of energy supply for 30 million people. As a developer, I will be part of an international development chapter, where professionals such as software engineers and architects collaborate, specializing in the development and maintenance of high-quality, scalable, and efficient software solutions. At the same time, I can continuously develop my strengths, share my knowledge and learn from my specialist colleagues.

My tasks as a Java developer:

• Development of clean and efficient code based on specifications and guidelines,
• Development of applications and systems,
• Troubleshooting programming issues and ensuring a productive work environment,
• Maintenance and regular improvement of existing software,
• Pre-launch analyzing and testing,
• Ensuring software security by developing programs to actively monitor the disclosure of private information,
• Proactively seeking ways to improve processes and interactions, addressing the business needs,
• Helping and supporting my team colleagues in the chapter and the guilds.

Agile and optimization-focused thinking is part of our team DNA at the Elia Group.

• IT/tech-related academic degree (bachelor's or master's degree),
• Several years of experience using the Java-stack,
• Very good knowledge of Java frameworks (e.g., Spring Boot),
• Good knowledge of redundant, highly available systems, micro service architectures, API-centric system designs, and development environments,
• Knowledge of software design patterns and continuous integration methodology, 
• Language skills: English (C1) and German (B2-C1).

Nice to have:

• Experience with development in cloud environment (public and private cloud),
• Good knowledge of standards and Java web technologies (backend) such as gRPC, as well as Camunda BPM as well as libraries for web front ends,
• Knowledge of OAuth2.0, graph databases, NoSql databases as well as Kubernetes.

• 37 hour week
• Company pension
• 30 days of holiday
• Flexitime with a long-term time account
• Fair remuneration and a wide range of social benefits
• Supported personal development

Flexi Compass – see how flexible this job is:

• Working hours per week: 37 hours (full-time),
• Flexible working hours and a long-term working time account supporting your work-life-balance,
• The number of flex days is not limited,
• No core working hours,
• Mobile working up to 100%, also from home, is possible.

JBRP1_DE

++ DIREKTVERMITTLUNG in Festanstellung (keine Zeitarbeit) / Vermittlungsgutscheine (AVGS) werden akzeptiert ++
Bei Fragen einfach unverbindlich anrufen: oder einen Rückruf vereinbaren:

Ihre Aufgaben:

• Entwicklungsaufgaben im Umfeld der Themen Web-Portale / Content Management sowie in den Bereichen Workflow und Individualprojekte
• Analyse, Design sowie Implementierung von Java und Java EE-Applikationen in Projekten für die öffentliche Verwaltung und die Privatwirtschaft

Ihr Profil:

• Ein abgeschlossenes Studium im Bereich Informatik oder Wirtschaftsinformatik
• Gute Kenntnisse: Java EE, Java, JSF, JSP, HTML, XML, WebServices, REST, JPA
• Kenntnisse: Design und Implementierung von Java EE-Applikationen (OOA /OOD, UML)
• Erfahrung mit Tools und Frameworks, vorzugsweise Eclipse, JDeveloper, Ant, JUnit, Maven
• Kenntnisse im Umgang mit: Datenbanken / SQL
• Kenntnisse in: Application Server (Oracle WebLogic, IBM WebSphere, JBoss, Tomcat)
• Erweiterte Englisch- und Deutschkenntnisse
• Kommunikations- und Teamfähigkeit
• Flexibilität, Belastbarkeit und Selbstständigkeit
• Kreativität
• Analytische Fähigkeiten

Weitere Infos:

• Branche des Arbeitgebers: Informationsdienstleistungen
• Beginn der Tätigkeit: ab sofort (nach Vereinbarung)
• Arbeitszeit: Vollzeit
• Befristung: Unbefristete Beschäftigung
• Einsatzorte: 44139 Dortmund
• Führungsverantwortung: Keine Führungsverantwortung
• Vergütung: nach Vereinbarung

Anforderungen:

• Berufserfahrung: Mit Berufserfahrung

Interesse an dem Job?

Online-Bewerbung:
oder alternativ per Mail-Bewerbung an:
Bei Fragen zur Bewerbung erreichen Sie uns telefonisch unter:

Interne Referenznummer: 12254- -S (bitte bei Bewerbung angeben)

Die Stelle ist befristet bis mind. .

Eine Aufgabe, die herausfordert

• Tech Stack mit Zukunft: Du entwickelst moderne IT-Produkte für die E.ON-Netzgesellschaften mit Fokus auf Java, Spring Boot oder Kotlin.
• API-Design & Backend-Exzellenz: Du baust die Zwischenschicht zwischen Frontend und Datenplattform, entwickelst APIs, schreibst (Unit) Tests und dokumentierst Deine Arbeit sauber.
• Built-in Quality & Security: Du denkst Betriebs- und Sicherheitsaspekte von Anfang an mit - Standardisierung, Performance und Wartbarkeit sind für Dich selbstverständlich.
• Innovation & Teamspirit: Du bringst neue Technologien ein, unterstützt unsere Kunden schon in der Ideenphase und teilst Dein Wissen aktiv im Team.
• Purpose-driven Development: Mit Deinen Lösungen trägst Du direkt zur digitalen Transformation der Energiewirtschaft bei.

Ein Background, der überzeugt

• Solide Basis & Praxiserfahrung: Ein Hochschulabschluss in (Wirtschafts-)Informatik oder eine vergleichbare Qualifikation bildet Dein Fundament. Du hast bereits Erfahrung in der Softwareentwicklung und legst großen Wert auf Qualität.
• Technisches Können: Java und/oder Kotlin beherrschst Du sicher, ebenso wie Frameworks wie Spring Boot. Clean Code, Testautomatisierung (z. B. mit Selenium), Unittests und Git sind für Dich gelebte Praxis.
• Agile Zusammenarbeit: Die Arbeit mit Jira und Confluence fällt Dir leicht. Methoden wie Scrum, DevOps oder Design Thinking sind Dir vertraut und Teil Deiner täglichen Arbeitsweise.
• Schnelle Umsetzung: MVPs und andere Lösungen entwickelst Du eigenständig und effizient - immer orientiert an den Anforderungen aus dem Backlog.
• Neugier & Teamgeist: Du verfolgst neue Technologien und Trends aktiv, arbeitest Dich schnell in neue Themen ein und teilst Dein Wissen gerne - in deutsch- und englischsprachigen Teams.

Inklusion

Show in English

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