Senior Java Software Developer

4 weeks ago

London, United Kingdom Vonage Full time

Senior Java Software Developer (Olympus)


Vonage Engineering Mission: Vonage London is the emerging leader in the $100B+ cloud communications platform (CPaaS) market. Customers like Airbnb, Viber, Whatsapp, Snapchat, and many others depend on our APIs and SDKs to connect with their customers all over the world. As businesses continue to shift to a real-time, customer-centric communications model, we are experiencing a time of impressive growth.

Why this role matters: The Engineering team at Vonage is a fast growing group of talented engineers. Senior Java Software Developers here face multiple challenges associated with high performance, distributed systems, and processing large volumes of data in real time.

Our developers work on an exciting mix of both greenfield and existing projects, giving them an opportunity to explore new technologies.

What you will do:

Create scalable microservices that will help support our impressive growth Propose scalable, maintainable and cost effective solutions Estimate the effort required to develop and implement new features Develop and execute effective testing strategies, including unit tests, integration tests, and end-to-end tests, to ensure software quality and reliability Stay up-to-date with industry trends, best practices, and emerging frontend technologies, and share knowledge and expertise with the development team to continuously improve our development processes and standards Participate in code reviews, provide constructive feedback to peers, and actively contribute to maintaining a high standard of code quality and development practices Contribute to the documentation of the components, design patterns, and the design system to facilitate knowledge sharing and onboarding of new team members Provide mentorship and guidance to junior team members, assisting them in their technical growth, professional development, and project assignments

What you will bring:

Excellent software engineering skills in Java or Kotlin for backend services Work closely with cross-functional teams such as Development, Operations, and Product Management to ensure seamless integration of new features and services with a focus on reliability, scalability, and performance Effective communication skills, both verbal and written, with the ability to collaborate with multidisciplinary teams and articulate complex technical concepts to non-technical stakeholders. A strong focus on testing An understanding of Object Oriented Design and standard design patterns Strong experience of multi-threaded, 3-tier architectures, web services, caching, and dealing with event-driven pipelines Willingness to learn and use different technologies/programming languages Experience working with public cloud. AWS would be advantageous Experience with SQL and NoSQL databases Practical experience of deploying code in a modern programming environment using tools such as Docker and Kubernetes

Our Stack

Microservices architecture Java and Kotlin with Spring Boot Reactive AWS (Lambda, SQS, S3, DynamoDB) Kafka Docker, Kubernetes Grafana, Prometheus, ELK stack Anything needed to achieve our goals


Please note:  This position is offered on an employee contract, we are expecting from candidate to visit our London office.

We encourage you to  apply , even if you don’t meet all of the requirements. We value your growth potential and enthusiasm

#LI-KF1

  • Sr Java Developer

    4 weeks ago

    London, United Kingdom Dew Software Full time

    Join us at Dew Software as a Senior Java Developer and become an integral part of our dynamic and innovative team. Dew Software is a leading player in the digital transformation space, partnering with Fortune 500 companies to provide cutting-edge solutions. As a Senior Java Developer, you will have the opportunity to lead and contribute to the development of...

  • Java Developer

    4 weeks ago

    London, United Kingdom Dew Software Full time

    Join our team at Dew Software as a Java Developer and play a vital role in driving digital transformation for our clients. At Dew Software, we provide innovative solutions to Fortune 500 companies, enabling them to achieve their strategic objectives through cutting-edge technology and digital innovation. As a Java Developer, you will have the opportunity to...

  • Senior Java Developer

    4 weeks ago

    London, United Kingdom Searchability Full time

    **JAVA DEVELOPER - SENIOR** **NEW PERMANENT OPPORTUNITY AVAILABLE FOR A SENIOR JAVA DEVELOPER IN LONDON** Permanent opportunity for a senior Java developer in London using new cutting-edge technology - Have the chance to be sponsored through SC Security Clearance whilst working - £50 - £60k plus a generous benefits package including training budgets and...

  • Senior Java Developer

    1 month ago

    London, United Kingdom Understanding Recruitment Full time

    _Start-up FinTech Java Developer opportunity!_ We are working with a **fast-growing fin-tech startup** that is on a mission to transform the financial industry. Their cutting-edge technology is disrupting traditional banking models, and we are seeking talented Senior Java Developers to jointhe team on a permanent basis. **Senior Java Developer**:FinTech...

  • Java Developer

    4 weeks ago

    London, United Kingdom Searchability Full time

    **JAVA DEVELOPER - MID LEVEL** **NEW PERMANENT OPPORTUNITY AVAILABLE FOR A JAVA DEVELOPER IN LONDON** Permanent opportunity for a mid-level Java developer in London using new cutting-edge technology - Have the chance to be sponsored through SC Security Clearance whilst working - £35 - £50k plus a generous benefits package including training budgets and...

  • Java Developer

    4 weeks ago

    London, United Kingdom Searchability Full time

    **SUMMARY**: - Permanent opportunity in Central London for talented senior software engineers to work on critical government projects. - You will have the chance to be sponsored through various levels of UK Government security clearance. - Flexible salary package depending on experience accompanied by a large training/certification budget. - London based in...

  • Senior Java Developer

    3 weeks ago

    London, United Kingdom developrec Full time

    Senior Java Developer - Hybrid - London - £70k I am working with a boutique consultancy who are looking to grow out their Engineering function and need a Senior Java Developers to join the team! They are expanding their London office and want a Software Engineer who is keen to deliver, role up their sleeves, and to be happy forging their own path and...

  • Senior Java Developer

    2 weeks ago

    London, United Kingdom developrec Full time

    Senior Java Developer - Hybrid - London - £70kI am working with a boutique consultancy who are looking to grow out their Engineering function and need a Senior Java Developers to join the team!They are expanding their London office and want a Software Engineer who is keen to deliver, role up their sleeves, and to be happy forging their own path and pushing...

  • Java Developer

    4 weeks ago

    London, United Kingdom eFinancialCareers Full time

    Are you a Senior Java Developer looking to utilize your programming skills (e.g. Java) and knowledge of software frameworks (e.g. Jenkins) within a business focused development team? Are you looking for a role within which you can work both within a strong team environment, and independently, to influence and nurture the development of an innovative and...

  • Senior Software Developer Java Spring Aws

    2 days ago

    London, United Kingdom Client Server Ltd. Full time

    **Senior Software Developer / Engineer London / WFH to £100k** Are you a Java technologist looking to work on complex and interesting systems whilst progressing your career in a hands-on Senior Software Developer role? You could be joining a growing tech company as they expand their UK tech hub. You'll be collaborating with a highly talented team to...

  • Senior Java Developer

    3 weeks ago

    London, United Kingdom developrec Full time

    Senior Java Developer - Hybrid - London - £70k I am working with a boutique consultancy who are looking to grow out their Engineering function and need a Senior Java Developers to join the team! They are expanding their London office and want a Software Engineer who is keen to deliver, role up their sleeves, and to be happy forging their own path and...

  • Senior Java Engineer

    5 days ago

    London, United Kingdom in Newbury Full time

    Senior Software Engineer - Java - London England London, London Starling Bank Posted today Senior Software Engineer - Java - London England London, London Starling Bank Posted today Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people...

  • Senior Java Software Engineer

    1 month ago

    London, United Kingdom Opus Recruitment Solutions Full time

    My client are a dynamic and innovative start up company revolutionizing Fintech industry. Their team is comprised of passionate individuals dedicated to creating cutting-edge solutions that redefine the market landscape. With a strong emphasis on technology and innovation, they're seeking a Senior Java Developer to join their team and contribute to their...

  • Senior Java Software Engineer

    1 month ago

    London, United Kingdom Opus Recruitment Solutions Full time

    My client are a dynamic and innovative start up company revolutionizing Fintech industry. Their team is comprised of passionate individuals dedicated to creating cutting-edge solutions that redefine the market landscape. With a strong emphasis on technology and innovation, they're seeking a Senior Java Developer to join their team and contribute to their...

  • Senior Java Developer

    1 month ago

    London, United Kingdom Lynx Recruitment Ltd Full time

    **Senior Java Developer (AWS) - £60,000 - £80,000 - Remote** Senior Java Developer with strong AWS experience is required for a London Based Global IT Consultancy paying between £60,000 - £80,000 (dependant on experience) plus bonus and benefits. You will be joining a talented Java/Integration team working on Javafocused projects providing Integration &...

  • Senior Java developer

    2 days ago

    London, United Kingdom LinuxRecruit Full time

    Java has grown to be the most prevelant and widely used programming language for years and we are working on an opportunity for a senior Java developer to continue the great work Java does. You’ll as the senior be working alongside another senior and the tech lead overseeing the 6 junior within the team. You’ll be mentoring, coaching and doing the line...

  • Senior Java developer

    1 month ago

    London, United Kingdom LinuxRecruit Full time

    Java has grown to be the most prevelant and widely used programming language for years and we are working on an opportunity for a senior Java developer to continue the great work Java does. You’ll as the senior be working alongside another senior and the tech lead overseeing the 6 junior within the team. You’ll be mentoring, coaching and doing the line...

  • Senior Java Developer

    2 days ago

    London, United Kingdom Deerfoot IT Resources Ltd Full time

    **Senior Java Developer Financial Trading / Investment Banking Contract Day Rate: £700-800pd *total to Umbrella PAYE Hybrid ? Central London / WFH** Are you a Java Developer working within the banking sector, and seeking a new hybrid role based in London? Our client is looking for 2x Senior Java Developers, and the role comes with an attractive contract...

  • Senior Java Software Engineer

    6 days ago

    London, United Kingdom Opus Recruitment Solutions Full time

    Job Description My client are a dynamic and innovative start up company revolutionizing Fintech industry. Their team is comprised of passionate individuals dedicated to creating cutting-edge solutions that redefine the market landscape. With a strong emphasis on technology and innovation, they're seeking a Senior Java Developer to join their team and...

  • Senior Java Software Engineer

    2 weeks ago

    London, United Kingdom Opus Recruitment Solutions Full time

    My client are a dynamic and innovative start up company revolutionizing Fintech industry. Their team is comprised of passionate individuals dedicated to creating cutting-edge solutions that redefine the market landscape. With a strong emphasis on technology and innovation, they're seeking a Senior Java Developer to join their team and contribute to their...