Java Core Libraries Developer

4 days ago


Stockholm, Stockholm, Sweden TN Sweden Full time

Company Overview

TN Sweden is a leading company in the field of software development, with a strong focus on innovation and collaboration. Our Core Libraries team is responsible for developing and maintaining the Java Core Libraries, which are used by millions of developers worldwide.

We are looking for a skilled software engineer to join our team, with expertise in networking, API design, and code development. The successful candidate will have the ability to work independently and as part of a team, with excellent problem-solving skills and a solid understanding of data structures, algorithms, and performance tuning.

  • Experience with API design, code development, and debugging in multi-platform environments.
  • Strong background in Networking.
  • Experience scaling networking-based applications.
  • Strong knowledge of data structures, algorithms, performance tuning, threading, and concurrency.
  • Strong focus on quality, including developing thorough tests for new or changed code.
  • Familiarity with Java and scripting languages.
  • Familiarity with test automation tools and practices.

Responsibilities

The successful candidate will be responsible for assisting in defining and developing software for tasks associated with developing, debugging, or designing software applications or operating systems. They will also have the ability to specify, design, and implement modest changes to existing software architecture to meet changing needs.



  • Stockholm, Stockholm, Sweden TN Sweden Full time

    Job OverviewTN Sweden is seeking a skilled software engineer to join our Core Libraries team. As a member of this team, you will be responsible for developing and maintaining the Java Core Libraries, which are essential components of the Java Development Kit (JDK).The ideal candidate will have a strong background in networking, API design, and code...


  • Stockholm, Stockholm, Sweden TN Sweden Full time

    Job DescriptionAs a member of our Core Libraries team, you will be responsible for developing and maintaining the Java Core Libraries, which are essential components of the Java Development Kit (JDK). This includes working on projects ranging from libraries support for proposed major new industry standards to supporting and/or leveraging the latest Java...


  • Stockholm, Stockholm, Sweden TN Sweden Full time

    Key ResponsibilitiesThe successful candidate will be responsible for the following key responsibilities:Assisting in defining and developing software for tasks associated with developing, debugging, or designing software applications or operating systems.Specifying, designing, and implementing modest changes to existing software architecture to meet changing...


  • Stockholm, Stockholm, Sweden Zettle by PayPal Full time

    Product Development RoleZettle by PayPal is seeking a skilled Sr. Backend Developer to lead the development of our product library.Your primary responsibility will be to design, develop, and maintain scalable and efficient backend services and APIs.You'll work closely with cross-functional teams to identify requirements, design solutions, and implement...


  • Stockholm, Stockholm, Sweden Inside Java Full time

    We are looking for a Software Development Engineer who will help us diagnose, debug and resolve bugs reported by our customers as well as improving the overall quality and stability of the JVM. Here in the Stockholm office, we have unique access to some of the people that actually created the HotSpot JVM. You will be working in partnership with the JVM...

  • Java Developer

    6 days ago


    Stockholm, Stockholm, Sweden Vipas Full time

    Join Our Team at VIPAS AB as a Java DeveloperAbout VIPAS:Imagine a world where your business technology perfectly aligns with your goals—efficient, scalable, and innovative. At VIPAS AB, that's exactly what we strive to create. As an IT consulting company, we don't just offer services; we deliver tailored solutions using cutting-edge technologies like Java...

  • Java Developer

    2 days ago


    Stockholm, Stockholm, Sweden Kambi Group plc Full time

    With offices in Malta (HQ), Philadelphia, London, Bucharest, Manila, Sydney, Uppsala and Stockholm, we are +950 passionate and highly skilled people working at Kambi. We believe in a diverse and flexible environment. Our core values are: Better, Faster, Together. These core values are reflected throughout our whole organization as well as towards our...

  • Java Developer

    3 days ago


    Stockholm, Stockholm, Sweden Kambi Full time

    With offices in Malta (HQ), Philadelphia, London, Bucharest, Manila, Sydney, Uppsala, and Stockholm, we are +950 passionate and highly skilled people working at Kambi. We believe in a diverse and flexible environment. Our core values are: Better, Faster, Together. These core values are reflected throughout our whole organization as well as towards our...


  • Stockholm, Stockholm, Sweden Kambi Group plc Full time

    Kambi Group plc OverviewWe are a multinational company with offices in Malta (HQ), Philadelphia, London, Bucharest, Manila, Sydney, Uppsala, and Stockholm, employing over 900 passionate and skilled people. Our core values are reflected throughout our organization and towards our partners, and we strive to create a diverse and flexible work environment.The...


  • Stockholm, Stockholm, Sweden TN Sweden Full time

    TN Sweden is a leading provider of financial markets software solutions, and we are now seeking a seasoned Java professional to join our team. In this role, you will play a critical part in designing and implementing cutting-edge software products that cater to the needs of our clients.We are looking for an exceptional candidate who possesses a strong...


  • Stockholm, Stockholm, Sweden TN Sweden Full time

    At TN Sweden, we believe that software has the power to transform lives. Our team is responsible for developing innovative software solutions that meet the evolving needs of our customers.We're seeking a highly skilled IT Product Library Expert to join our team in Stockholm. As a key member of our product development team, you will be responsible for...

  • Game Engine Developer

    2 weeks ago


    Stockholm, Stockholm, Sweden Relax Tech Sweden AB Full time

    Are you excited about working in a cutting-edge, tech-driven environment where your code makes a real difference? Do you thrive on building clean, high-performing code that can handle extensive use? Are you a great team player?If this sounds like you, we want to hear from you At Relax Gaming, we're offering you the chance to take on exciting challenges that...


  • Stockholm, Stockholm, Sweden Utvecklarbolaget Full time

    Senior Fullstack DeveloperWe are looking for 2 developers with at least 7 years of experience who are at a senior level in the Frontend domain but also have experience in backend languages such as Java or .NET.As a Fullstack developer with us, you will combine writing fantastic code with creating world-leading technical solutions.We believe that JavaScript...


  • Stockholm, Stockholm, Sweden Technology Nexus Secured Business Solutions AB Full time

    We're a team at Technology Nexus Secured Business Solutions AB dedicated to developing secure, innovative solutions for global clients. Our Smart ID and IoT platforms are changing the landscape of trusted identities.Claes Rosenberg, our Head of GO Cards, is leading a team searching for a talented Senior Software Developer to join our Stockholm office.About...


  • Stockholm, Stockholm, Sweden TN Sweden Full time

    Social network you want to login/join with:iOS Developer • Product Library, StockholmClient:PayPalLocation:Stockholm, SwedenJob Category:OtherEU work permit required:YesJob Reference:73e2c5d8d629Job Views:3Posted:28.03.2025Expiry Date:12.05.2025Job Description:Description: ZettleTravel Percent: 0For the majority of employees, PayPal's balanced hybrid work...


  • Stockholm, Stockholm, Sweden King Full time

    Craft:Technology & DevelopmentJob Description:R024791 Senior Backend Developer - Service FrameworkWe are looking for an experienced backend developer to shape the future of King's Service Framework that provides the most popular path to build internal back-end services for some of the most popular mobile games in the world such as Candy Crush Saga.The...


  • Stockholm, Stockholm, Sweden King Full time

    Craft:Technology & DevelopmentJob Description:R024791 Senior Backend Developer - Service FrameworkWe are looking for an experienced backend developer to shape the future of King's Service Framework that provides the most popular path to build internal back-end services for some of the most popular mobile games in the world such as Candy Crush Saga.The...


  • Stockholm, Stockholm, Sweden TN Sweden Full time

    Backend Developer • Product Library, StockholmClient: PayPalLocation: Stockholm, SwedenJob Category: OtherEU work permit required: YesJob Reference: e49a7ef05f65Job Views: 4Posted: 24.03.2025Expiry Date: 08.05.2025Job Description:Description:Subsidiary: ZettleTravel Percent: 0For the majority of employees, PayPal's balanced hybrid work model offers 3 days...

  • Java Developer

    1 week ago


    Stockholm, Stockholm, Sweden Pinetree AB Full time

    Paf focuses on creating exciting, everyday entertainment that lasts. They lead the way in the industry where responsible gaming is the company's backbone and they are united by the ambition to make a difference in the gaming industry. They strive for a long-term sustainable business and care about their employees, customers, and society; profit goes to...


  • Stockholm, Stockholm, Sweden Vipas Full time

    About VIPAS AB: A leading IT consulting company that provides tailored solutions using cutting-edge technologies like Java and Python. Our team of experts in software development, DevOps, and engineering delivers efficient, scalable, and innovative business technology to clients.Job Description:We are seeking an experienced and proactive Backend Java...