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From the employer's careers site First seen 27 Oct 2026 · Still live on 31 Oct 2026

Senior Software Engineer

Aviva Warsaw Hybrid senior full-time

The employer hasn't listed a salary.

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Description

We are seeking a Senior Software Engineer to join our Aviva Services Excellence Centre. As a Senior Software Engineer, you will be responsible for building and supporting high-performance microservices and APIs that provide secure access to enterprise operational data.

Working within a cloud-native architecture, you will develop containerised services using Spring Boot and Python, enabling real-time integration between business systems and the ODS platform.

Responsibilities:

  • Designing, developing and maintaining RESTful APIs, microservices and integration services.
  • Building containerised applications using Spring Boot and/or Python.
  • Developing secure, scalable and resilient API solutions supporting (ODS) Operational Data Store access and integration.
  • Building event-driven services and integrations using Kafka/MSK.
  • Creating reusable frameworks, service templates and integration patterns.
  • Integrating with upstream and downstream systems using synchronous and asynchronous communication patterns.
  • Supporting API lifecycle management, including versioning, contracts and service reliability.
  • Deploying and operating services on AWS ECS while supporting CI/CD and infrastructure automation.
  • Implementing monitoring, logging, observability and performance best practices.
  • Collaborating with Architects, Data Engineers and Product Teams while contributing to technical design, documentation and Agile delivery.

Requirements:

  • Strong software engineering experience (over 4 years).
  • Proven expertise in Java and Spring Boot.
  • Experience building RESTful APIs and microservices.
  • Knowledge of event-driven architectures and Kafka.
  • Experience working with AWS services including: ECS, S3, Aurora/PostgreSQL and API integration services.
  • Understanding of containerisation technologies.
  • Experience with CI/CD pipelines and DevOps practices.
  • Strong understanding of API security and authentication patterns.
  • Experience with API design standards such as OpenAPI/Swagger.

Benefits:

  • Contract of employment
  • Performance Bonus
  • Private medical care (ENEL-MED)
  • Cafeteria system of benefits (e.g. MultiSport card)
  • Additional parent privileges: - baby leave – 6 weeks leave for second parent - shortened working time after parental leave
  • Employer-funded group insurance
  • Employee Shares Plan
  • Extra day off for birthday
  • Paid time off to volunteer
  • Additional leave acquired over the years in the company (even 5 days more in a year)
  • Wellbeing Leave - additional two weeks paid leave after 10 years of service
  • Psychological support consultations
  • Access to the e-learning platforms
  • Internal employee referral program
  • Hybrid working model from Poland with a few days in Warsaw office per month
  • Attractive office location in Warsaw - Gdański Business Center
  • Additional entitlements for people with disabilities - Work Without Barriers
  • Work environment that promotes diversity - Diversity Charter

Skills

Required

Nice to have

  • Kong API Gateway
  • AWS API Gateway
  • Python
  • CDC
  • event sourcing patterns
  • Insurance or Financial Services
  • enterprise canonical data models

Ready to apply?

You apply with the employer directly. Their original posting is here: https://aviva.wd1.myworkdayjobs.com/en-US/External/job/Poland---Warsaw---ASEC/XMLNAME--Senior--Data-Engineer--Java-_R-171386

Apply on Aviva