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Senior Java Developer
Сильная компания с 25-летней историей и современным стеком технологий. Однако требование посещать офис 4 дня в неделю и отсутствие визовой поддержки могут снизить привлекательность для многих кандидатов.
Сложность вакансии
Высокая сложность обусловлена требованием минимум 8 лет опыта работы с Java и глубоких знаний в области микросервисной архитектуры, NoSQL и систем реального времени. Также требуется готовность к работе в офисе 4 дня в неделю и наличие права на работу в Великобритании.
Анализ зарплаты
Предлагаемая роль Senior Java Developer в Лондоне соответствует рыночным ожиданиям для крупных финтех- и комплаенс-компаний. Указанный диапазон отражает текущие ставки для специалистов с опытом более 8 лет в финансовом секторе Великобритании.
Сопроводительное письмо
I am writing to express my strong interest in the Senior Java Developer position at Global Relay. With over 8 years of experience in building scalable backend services and a deep commitment to clean, well-tested code, I am excited about the opportunity to contribute to your industry-leading compliant messaging platform. My background in developing microservices using Vert.x and managing large-scale data with Kafka aligns perfectly with the technical challenges described in the job posting.
Throughout my career, I have championed Test Driven Development and CI/CD practices to ensure the delivery of robust and performant systems. I am particularly drawn to Global Relay's culture of creative thinking and autonomy, and I am eager to apply my expertise in NoSQL databases like Cassandra and container platforms like Kubernetes to help migrate and optimize your services. I look forward to the possibility of discussing how my technical skills and collaborative approach can support your team's mission in London.
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Откликнитесь в globalrelay уже сейчас
Присоединяйтесь к Global Relay в Лондоне и создавайте высокомасштабируемые системы обмена сообщениями для мировых финансовых лидеров!
Описание вакансии
Who we are:
For over 25 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. We securely capture and preserve the communications data of the world’s most highly regulated firms, giving them greater visibility and control over their information and ensuring compliance with stringent regulations.
Though we offer competitive compensation and benefits and all the other perks one would expect from an established company, we are not your typical technology company. Global Relay is a career-building company. A place for big ideas. New challenges. Groundbreaking innovation. It’s a place where you can genuinely make an impact – and be recognized for it.
We believe great businesses thrive on diversity, inclusion, and the contributions of all employees. To that end, we recruit candidates from different backgrounds and foster a work environment that encourages employees to collaborate and learn from each other, completely free of barriers.
Your role:
Joining the Unified communications product line, you would work as a member of a small, highly focused team, responsible for delivering backend services for highly scalable and robust messaging, using leading edge technologies. This is an opportunity to work in an environment that encourages creative thinking and autonomy. We encourage our developers to think beyond a single component to build complete system solutions. Challenge yourself by learning new technologies, and apply your skills across our different projects and application domains. If you are committed to code that is clean, well-tested, well-reviewed, performant and secure then you’ll fit in around here. You will work our industry leading compliant messaging platform. That enables our users to communicate with their customers on messaging platform they a familiar with while meeting their regulatory requirements.
Tech stack:
- Micro-services Container Platforms (OpenShift, Kubernetes, CRC, Docker)
- NoSQL DBs (Cassandra, Zookeeper, ArangoDB)
- Large scale data processing (Kafka)
- Dependency injection frameworks (Guice)
- Splunk
- CI/CD Build tools: Maven, Git, Jenkins
- Frameworks: Vert.x
- Real-time communication API’s (WebRTC, SIP, XMPP)
Your responsibilities:
- Design, implement and provide architectural guidance in deploying microservices as a part of an agile development team
- Migrate existing services to microservices, with the goal of reducing complexity at the design and architecture level
- Write unit and integration tests for your Java code
- Collaborate with testers in development of functional test cases
- Develop deployment systems for Java based systems
- Collaborate with product owners on user story generation and refinement
- Monitor and support the operation of production systems
- Participate in knowledge sharing activities with colleagues
- Pair programming and peer reviews
About you:
- Required Experience:
+ Minimum 8 years of Java development experience in an Agile environment, building scalable applications and services
+ Experience with RESTful services
+ Passion for Test Driven Development
+ CI/CD
- Attributes:
+ Good communication
+ Problem Solving
+ Self-starter
+ Team player
Employees are required to attend the office 4 days per week in accordance with Global Relay’s hybrid working policy.
Global Relay is unable to offer visa sponsorship for this position. Candidates must have the right to work in the UK at the time of application.
What you can expect:
At Global Relay, there’s no ceiling to what you can achieve. It’s the land of opportunity for the energetic, the intelligent, the driven. You’ll receive the mentoring, coaching, and support you need to reach your career goals. You’ll be part of a culture that breeds creativity and rewards perseverance and hard work. And you’ll be working alongside smart, talented individuals from diverse backgrounds, with complementary knowledge and skills.
Global Relay is an equal-opportunity employer committed to diversity, equity, and inclusion.
We seek to ensure reasonable adjustments, accommodations, and personal time are tailored to meet the unique needs of every individual.
To learn more about our business, culture, and community involvement, visit www.globalrelay.com.
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Навыки
- Java
- Microservices
- Kubernetes
- Docker
- Cassandra
- Kafka
- Vert.x
- RESTful API
- TDD
- CI/CD
- Maven
- Jenkins
- Git
- Splunk
- WebRTC
- SIP
- XMPP
- ArangoDB
- Zookeeper
- OpenShift
Возможные вопросы на собеседовании
Вакансия предполагает работу с высоконагруженными системами обмена сообщениями. Знание Vert.x критично для реактивного программирования.
Расскажите о вашем опыте использования Vert.x или других реактивных фреймворков для обработки конкурентных запросов. С какими трудностями вы сталкивались?
В стеке указаны Cassandra и ArangoDB. Важно понимать, как кандидат выбирает модель данных для масштабируемости.
В каких случаях вы бы предпочли Cassandra вместо реляционной БД для хранения истории сообщений, и как вы подходите к проектированию модели данных в NoSQL?
Роль включает миграцию существующих сервисов на микросервисную архитектуру.
Опишите ваш подход к декомпозиции монолита на микросервисы. Какие стратегии вы используете для обеспечения согласованности данных между сервисами?
Компания делает упор на TDD и качество кода.
Как вы внедряете TDD в процесс разработки и как это влияет на долгосрочную поддержку кодовой базы в крупных проектах?
Использование Kafka для обработки больших объемов данных требует понимания механизмов отказоустойчивости.
Как вы обеспечиваете гарантии доставки сообщений (at-least-once, exactly-once) при работе с Kafka в распределенной системе?
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