(Senior) Software Engineer with Java

Aviva; Warszawa; Hybrid; PLN 140,000 - 210,000; Full time

Benefits offered by this job

Performance Bonus

Private medical care

Cafeteria benefits

Employee Shares Plan

Extra day off for birthday

Wellbeing Leave

Diversity Charter

Job summary

Aviva is hiring a (Senior) Software Engineer to build and operate high-performance microservices and APIs in a cloud-native setup. You will work on secure access to enterprise data, containerised services with Spring Boot and Python, and real-time integrations with the ODS platform.

You will design APIs, develop event-driven integrations, and support CI/CD on AWS ECS, collaborating with Architects, Data Engineers and Product Teams in an Agile environment.

Qualifications

• Strong software engineering experience (Senior – 4+ years, Regular – 3+ years).
• Proven expertise in Java and Spring Boot.

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.
• Building event-driven services and integrations using Kafka/MSK.
• Creating reusable frameworks 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 with CI/CD and infrastructure automation.
• Implementing monitoring, logging, observability and performance best practices.
• Collaborating with Architects, Data Engineers and Product Teams in Agile delivery.

Skills

Java

Spring Boot

REST APIs

Kafka

AWS

Python

OpenAPI/Swagger

API security

API design

Kong AWS API Gateway

Event-driven

CDC

Event sourcing

Tools

AWS ECS

S3

Aurora/PostgreSQL

Job description

Hi, we're glad you're here! We are hiring to our Aviva Services Excellence Centre! Take a look at our job description - maybe it suits you or one of your friends?

As a (Senior) Software Engineer you will be is 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.

You will play a key role in implementing modern API-led and event-driven integration patterns, helping to establish reusable services and standards that support enterprise-wide data consumption.

What will you be doing?

• 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.

What we’re looking for?

• Strong software engineering experience (Senior- over 4 years, Regular – over 3 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.
• Experience with Kong API Gateway or AWS API Gateway.
• Experience with Kafka/MSK.
• Experience with Python development.
• Knowledge of CDC and event sourcing patterns.
• Experience in Insurance or Financial Services.
• Understanding of enterprise canonical data models.

In Aviva Services Excellence Centre, we provide:

• 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

Aviva is for everyone!

We’ve been ranked the #1 Best Workplace in Poland for a second year in a row and a top choice for Millennials by Great Place to Work!

As a signatory to the Diversity Charter, Aviva applies a policy of equal treatment and creates a work environment that is friendly to people with disabilities. We do not require from candidates the date of birth, marital status and attached photos to your CV. We encourage all individuals regardless of gender to apply.

Most of our people are smart working – spending also time in our office - combining the benefits of flexibility, with time together with colleagues.

We’re inclusive - we welcome applications from people with diverse backgrounds and experiences.

Excited but not sure you tick every box? Research tells us that women, particularly, feel this way. So, regardless of gender, why not apply and try!