

Ubique Systems
Java Backend
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Java Backend Developer on a contract basis, focusing on microservices, data pipelines, and AWS integration. Key skills include Java, Spring Boot, Kafka, SQL, Docker, Kubernetes, and experience with Flink or Spark. Contract length and pay rate are unspecified.
🌎 - Country
United Kingdom
💱 - Currency
£ GBP
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💰 - Day rate
Unknown
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🗓️ - Date
July 2, 2026
🕒 - Duration
Unknown
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🏝️ - Location
Unknown
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📄 - Contract
Unknown
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🔒 - Security
Unknown
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📍 - Location detailed
Bournemouth, England, United Kingdom
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🧠 - Skills detailed
#Java #Lambda (AWS Lambda) #Databricks #Security #Datadog #Kafka (Apache Kafka) #Apache Kafka #Data Processing #Monitoring #Python #Spring Boot #Scala #Prometheus #Observability #SQL (Structured Query Language) #Programming #Data Pipeline #Spark (Apache Spark) #Automation #Data Manipulation #Cloud #Kubernetes #Databases #DevOps #Docker #SQL Queries #Scripting #Data Modeling #S3 (Amazon Simple Storage Service) #AWS (Amazon Web Services) #Microservices #Data Engineering
Role description
About the Role:
Design, develop, and maintain scalable microservices using Java and Spring Boot.
Build and optimize real-time data pipelines leveraging Apache Kafka, Flink, and Spark/Databricks.
Develop robust data distribution and streaming solutions for high-throughput systems.
Deploy, manage, and monitor services in containerized environments (Docker/Kubernetes).
Write efficient and optimized SQL queries for relational databases.
Integrate and manage applications in AWS cloud environments.
Collaborate with cross-functional teams to ensure smooth delivery and integration of features.
Implement monitoring and observability solutions (e.g., Datadog) for system health and performance tracking.
Maintain high standards of code quality, reliability, and security.
Primary Skillset:
Strong programming skills in Java and Spring Boot.
Hands-on experience with Microservices architecture and RESTful APIs.
Proficiency with Kafka and distributed streaming systems.
Solid understanding of SQL and data modeling.
Experience with containerization (Docker) and orchestration (Kubernetes).
Working knowledge of Flink, Spark, or Databricks for data processing.
Familiarity with AWS services (ECS, EKS, S3, Lambda, etc.).
Basic scripting in Python for automation or data manipulation.
Secondary Skillset:
Experience with Datadog, Prometheus, or other monitoring tools.
Exposure to CI/CD pipelines and DevOps practices.
Knowledge of data engineering best practices and real-time analytics.
Key Skills to be focussed on :
1)Core Java( Concurrency/Multithreading) – Expert
2)Core Java ( Collections, Objects) -Expert
3)Spring -Expert
4)Kafka- Intermediate or above
5)SQL and No SQL DB – Intermediate or above
6)Hands-on with Flink, Spark, or Databricks for data processing.
About the Role:
Design, develop, and maintain scalable microservices using Java and Spring Boot.
Build and optimize real-time data pipelines leveraging Apache Kafka, Flink, and Spark/Databricks.
Develop robust data distribution and streaming solutions for high-throughput systems.
Deploy, manage, and monitor services in containerized environments (Docker/Kubernetes).
Write efficient and optimized SQL queries for relational databases.
Integrate and manage applications in AWS cloud environments.
Collaborate with cross-functional teams to ensure smooth delivery and integration of features.
Implement monitoring and observability solutions (e.g., Datadog) for system health and performance tracking.
Maintain high standards of code quality, reliability, and security.
Primary Skillset:
Strong programming skills in Java and Spring Boot.
Hands-on experience with Microservices architecture and RESTful APIs.
Proficiency with Kafka and distributed streaming systems.
Solid understanding of SQL and data modeling.
Experience with containerization (Docker) and orchestration (Kubernetes).
Working knowledge of Flink, Spark, or Databricks for data processing.
Familiarity with AWS services (ECS, EKS, S3, Lambda, etc.).
Basic scripting in Python for automation or data manipulation.
Secondary Skillset:
Experience with Datadog, Prometheus, or other monitoring tools.
Exposure to CI/CD pipelines and DevOps practices.
Knowledge of data engineering best practices and real-time analytics.
Key Skills to be focussed on :
1)Core Java( Concurrency/Multithreading) – Expert
2)Core Java ( Collections, Objects) -Expert
3)Spring -Expert
4)Kafka- Intermediate or above
5)SQL and No SQL DB – Intermediate or above
6)Hands-on with Flink, Spark, or Databricks for data processing.






