Вакансии Java Developer

The IT company Andersen invites a Junior QA Automation Engineer (Java) to work on a large-scale Travel & Hospitality project for our Canadian partner.
The customer is a luxury travel technology and procurement company with industry-leading booking platforms that enhance the efficiency of travel professionals and maximize their revenue opportunities. The company handles over $1 billion in transactions annually and has a team of 2,200+ travel experts.
The project is an actual web platform (travel services industry) for clients in the North American market.

Responsibilities

• Designing and implementing automated test scripts using Java 17+, JUnit5, and Cucumber.
• Building and maintaining test frameworks using Selenium WebDriver and the Page Object Pattern.
• Integrating and managing test execution using Maven and continuous integration tools.
• Collaborating closely with developers, manual testers, and product owners to understand requirements and define test strategies.
• Identifying, documenting, and tracking bugs and issues, providing detailed analysis and reports.
• Ensuring test coverage, maintainability, and reliability across different layers of the application.
• Contributing to improving QA processes and best practices across the team.

Requirements

• Commercial experience as a QA Automation Engineer for 1+ year.
• Solid experience with Java (17 or higher) for test automation.
• Hands-on experience with JUnit5, Cucumber, and Selenium WebDriver.
• Strong knowledge of Maven for project and dependency management.
• Familiarity with Page Object Model (POM) and test automation design patterns.
• Experience working in Agile/Scrum environments.
• Level of English – from Upper-Intermediate and above.

Desired skills

• Experience with CI/CD tools like Jenkins, GitLab CI, or GitHub Actions.
• Familiarity with BDD practices and tools.
• Knowledge of REST API testing and tools like RestAssured.
• Exposure to cloud environments or containerization (e.g., Docker).

Position overview

DataArt is inviting beginner Java engineers to take part in its paid internship program. Gain hands-on experience, level up your skills, and learn to work independently on real IT projects. Prove your expertise during the test period, and if you meet the required professional level, you’ll earn the Junior Java qualification – with the opportunity to join DataArt full-time.

Responsibilities

• Work closely with a mentor
• Design, implement, and maintain Java code
• Participate in software development activities

Requirements

• Good knowledge of algorithms and OOP
• Good knowledge of Java Core
• Basic knowledge of GoF patterns, at least Singleton, Decorator, Factory, and Proxy
• Basic knowledge of popular RDBMS, at least one – MySQL or PostgreSQL. Ability to write SQL queries (JOINs, WHERE, GROUP BY, HAVING)
• Basic knowledge of the Spring Framework (Core, MVC, Boot is a plus)
• Basic knowledge of JPA and Hibernate ORM
• Basic knowledge of developing RESTful APIs
• Basic knowledge of VCS, such as Git
• Good spoken English (at least B2 level according to CEFR)

Project description

Our client is not a usual Swiss bank. It's a leading provider of online financial and trading services in the FinTech industry. The first financial platform it launched in 1996 offered free access to prices for all securities traded on the Swiss stock exchange. Today, it is the largest financial portal in Switzerland.
Since 2012, we have collaborated with the client to build innovative and state-of-the-art digital solutions to help customers meet their investment
We continuously evolve our solutions to atomic microservices and self-contained systems.
The product we build for our client is aimed to:

• provide a clear interface to every type of client that needs to trade on many products: ETF, Shares, Options, Futures, Funds, Bonds, CFD (Contract For Difference),.... with many type of orders OCO, FoK, Limit, Market, Trailing....
• realize Order Routing Systems that is in charge of delivering the products on the correct broker connected to market
• provide a way to communicate to the different markets and brokers proposed to the client through FIX API
• provide direct maintenance for Market Place where we are directly connected (SIX, Eurex, Bern and Scoach)
• provide tools for the Derivatives team that can help to manually manage order on the market or internally
• manage the commission related to the order.

We are seeking a motivated Junior Java Software Developer who is eager to grow into a Full Stack (Java + React) developer role.
Our organization: we are working as Scrum team of 8. Daily you will communicate with our client's stakeholders on Stand Up, status, and other meetings, following best practices of Agile processes. As a communication tools we are using: video conferences and messaging (Zoom, Teams), Outlook, JIRA, Confluence, etc.

Responsibilities

• Development of new applications
• Implementation of new features for existing products
• Developing unit/integration tests
• Code review
• Participation in Scrum events with the client

Must have skills

• At least 1+ years of proven experience in a Software Developer position
• Java core, Java 8-21 features
• OOP/OOD knowledge, design patterns
• Unit testing frameworks (JUnit, Mockito)
• Spring framework, IOC
• Hibernate / JPA
• SQL knowledge, any RDBMS, Oracle is a plus
• Algorithms & Data structures
• Distributed version control system
• CI tools experience
• The ideal candidate will have a strong desire to learn and work with Java technologies, coupled with excellent communication skills and a proactive attitude.

Nice to have

• Education: Bachelor's / Master's degree in computer science or computer engineering
• Experience in finance/banking business domain
• Docker
• Unix usage experience
• Java 17
• React

About Client:

Our client is Ukrainian telecommunication operator providing mobile communication and data services based on high-speed Internet. The company offers convenient and beneficial tariffs and services for users of smart devices.

Project description:

Development and support of the in-house CRM system used for telecom business. The CRM system is integrated with different OSS&BSS systems such as billing system, business process management etc.

Responsibilities:

• Working as part of the agile team, cooperating with other BE&FE developers, testers, PO and BAs.
• Design, develop, test, and maintain Java-based applications and software components
• Perform the post release support. Troubleshoot and debug issues in application.
• Write clean, efficient, and well-documented code. Continuously improve application performance, scalability, and reliability
• Stay up-to-date with emerging trends and technologies in Java development

Requirements:

• Java Development
  • Confident knowledge of Java 11+ (Streams, Lambdas, Optional).
  • Understanding of OOP principles, SOLID, DRY, and KISS.
• Spring Framework Ecosystem
  • Experience with Spring Boot, Spring Data, Spring Security, Spring Core.
  • Use of ORM.
• Microservices Architecture
  • Hands-on experience with microservices development.
  • Understanding of REST, inter-service communication, fault tolerance, and service discovery.
  • gRPC (Protobuf) and SOAP are a plus.
• Message Brokers
  • Experience with RabbitMQ (queues, message processing, exchange types).
• Databases
  • Strong knowledge of SQL, particularly PostgreSQL.
  • Understanding of transactions, indexes, and query optimization.
  • Basic knowledge of NoSQL is a plus.
• DevOps & CI/CD
  • Experience with Git, GitLab CI.
  • Project build with Gradle.
• Testing
  • Unit testing with JUnit and Mockito.
  • Understanding of integration testing.
• Containerization
  • Docker (creating images, working with containers).
  • Basic understanding of Kubernetes is a plus.
• Web Development (optional)
  • Basic knowledge of HTML, CSS, JavaScript.
  • Understanding of how browsers work, HTTP, DOM.
  • Knowledge of Angular, React, or Vue 3 is a plus.
• Security & Authentication
  • Experience integrating OAuth (authentication via third-party services).
  • Working with LDAP (Lightweight Directory Access Protocol) for centralized access control.

Nice to have:

• Basic knowledge at web-based front-end technologies such as JS (Angular), HTML, CSS

Binariks is looking for a highly motivated Senior Backend Software Engineer (Java), who will implement the integration for our client.
The project is from the UK. The AI company specializing in clinical decision support technologies. Their platform integrates conventional clinical knowledge, such as guidelines, quality measures, and clinical trial criteria, into a digital format. This enables better patient care options and more cost-effective treatment options for healthcare institutions by using individual patient data and preferences.

What We’re Looking For:

• 5+ years of experience with Java, Spring Boot
• Experience in building integration APIs. REST API, OAuth, JWT, webhooks
• AWS cloud services skills (related to API management, messaging, and queues)
• Experience with EHR
• Experience with FHIR API, CDS Hooks
• Effective verbal and written communication skills with both management and peers
• Upper-Intermediate English for daily communication

Your Responsibilities:

• Building integration APIs
• Deploying and managing application within AWS infrastructure
• Collaborating with the development team and project stakeholders
• Maintaining high code quality and thorough documentation

Will be a plus:

• Experience with EPIC EHR APIs

Що потрібно робити:

• Перший проєкт: Розробка web-застосунків (REST-сервіси)
• Другий проєкт: Перехід з legacy на сучасний стек

Необхідні знання, досвід та особисті якості:

• 3+ роки комерційного досвіду розробки на Java (обов'язково)
• 2+ роки роботи з SQL (процедурне програмування, побудова моделей БД, оптимізація запитів) (використовуємо PostgreSQL)
• Досвід роботи зі Spring (Boot, Security, MVC, Data); ORM
• Досвід роботи з RabbitMQ
• Досвід роботи з Docker, AWS
• Гарне знання Java: Core, структури даних та алгоритми, Multithreading, Design Patterns, Servlets
• Знання Maven/Gradle

Додатковою перевагою буде:

• Досвід роботи у фінтех домені

We are seeking a skilled and experienced Java Team Lead to join our company.

Job Description

In this role, you will lead a team of developers to develop a high-performance customer micro-service platform. The role includes deep dive hands-on work as well as solution design. You will be responsible for overseeing the development process, ensuring that projects are completed on time and within budget, and mentoring team members to help them grow and succeed.

Requirements:

• Experience with cloud technologies, microservices, and event-driven architectures;
• Strong understanding of domain-driven design principles and API-first development;
• Knowledge of both relational and NoSQL databases;
• Strong experience working with Java, Spring, and Maven;
• Experience with testing frameworks and observability tools;
• Familiarity with containerization and orchestration tools such as OpenShift/Kubernetes;
• Experience with Agile methodologies and integration/continuous delivery;
• Strong understanding of software design patterns.

Desired Requirements:

• Experience with front-end technologies;
• Familiarity with Microsoft Azure cloud services.

Qualifications:

• Bachelor's degree in computer science or related field;
• At least 5 years of experience in software development, with at least 2 years in a leadership role;
• Strong communication and collaboration skills;
• Strong presentation skills;
• Ability to work independently and in a team environment;
• Proven ability to lead a team and deliver high-quality software solutions;
• Passion for learning and staying up to date with emerging technologies and industry trends.

Responsibilities:

• Collaborate with stakeholders to define project requirements and scope;
• Design and implement software solutions that meet project requirements and adhere to best practices;
• Lead and mentor team members to help them grow and succeed;
• Oversee the development process, ensuring that projects are completed on time and within budget;
• Collaborate with other teams to ensure seamless integration with other software components;
• Continuously monitor and improve software quality through testing and observability practices;
• Stay up to date with emerging technologies and industry trends and apply them to software design and development.

‍

We are looking for a Software Engineer to join a HubSpot engineering team working on the development of the Marketing Events functionality within the HubSpot ecosystem. Our mission is to help marketers track the success of their events and improve lead engagement by collecting, processing, and storing data about events and attendees.
You’ll be involved in creating new features, maintaining and improving existing ones, and solving real user issues. Our team also owns and supports integrations with third-party platforms like Eventbrite and GoToWebinar, enabling seamless synchronization of event data with HubSpot. Right now, we’re also focused on redesigning the Marketing Events page and migrating to HubSpot’s new UI library, replacing outdated components with modern and consistent UI elements.
HubSpot has a great engineering culture, carried by great teams in the USA, Ireland, Germany, Ukraine, and Armenia. The platform consists of thousands of microservices built with Java 21, lightweight DropWizard framework, and Google Guice dependency injection. It’s huge and you’ll have to deal with a lot of other stuff like Apache Kafka, Amazon SQS, S3, MySQL, HBase, and much more. The front end consists of single-page applications built with ECMAScript 6, TypeScript, React, Redux, and Sass. The Platform Team has built state-of-the-art infrastructure that allows developers to deploy their code to QA and Production environments with just a few button clicks. This enables you to focus entirely on designing and developing software – there is nothing easier than triggering a build and merge here.
HubSpot has a great onboarding course where you will get in touch with HubSpot’s infrastructure and then with our integration. During this period you will be actively involved in our working process with onboarding buddy. When your trial is finished you are going to be involved as DRI (Directly Responsible Individual) on new features and in PagerDuty rotation.

Responsibilities

• Communicate directly with product management and peers in Boston and Dublin, other HubSpot development teams to shape out requirements
• Work on the front end using React, ECMAScript 6, and Sass, contributing to single-page applications and UI improvements using HubSpot’s new UI library
• Create new and extend existing microservices using Java 21, DropWizard, and whatever technology/tools required to complete a particular task
• Cover your code with all kinds of automation tests (unit, integration, acceptance, API, end-to-end)
• Fully own the software you’ve developed: design, develop, test, release, and support in both stage and production environments

Personal Profile Overview

• Degree in Computer Science, Software Engineering or related field
• Stability in previous employment history with a tendency to remain with employers for extended periods
• Experience in managing diverse project activities (not just coding, but also requirements analysis, preparing estimations)
• Clear and effective communication skills, both verbal and written, ability to convey ideas, information, and messages accurately and efficiently
• Proficiency in fostering effective collaboration and teamwork activities
• Ability to analyze information, assess situations, and make decisions based on sound reasoning and logical evaluation
• Focus on delivering exceptional customer experiences and prioritizing customer satisfaction
• Analytical thinking, problem-solving abilities, and strategic approach to technical challenges
• Transparency in sharing the information within a team and company
• Willingness to acquire new knowledge and insights to enhance professional growth and performance

Required Skills

• 3+ years working with Java and JavaScript
• Front-end development experience (React or other modern JS frameworks)
• Excellent understanding of the OO design/programming paradigm
• Solid background in computer science and programming
• Strong knowledge of databases and networks (HTTP/REST)
• Good understanding of unit testing/test automation
• Experience or strong knowledge in microservice architecture and message broker systems such as Kafka, Amazon SQS, etc.
• English Upper-Intermediate (B2)

As a Plus

• Strong learning and development abilities
• Ability to work from the office in Lviv

We’re looking for a Senior Java Back End Engineer. Reporting to the Manager of Software Engineering, you’ll play a pivotal role in advancing the impact of our AdTech platform and delivering critical projects that bring significant value to operations. As a strong individual contributor, you will design and develop scalable systems, working directly with the architecture team and advising on broad technical decisions that impact our back-end tech stack. You will collaborate across technical pillars and provide expertise to guide junior team members, ensuring adherence to best practices through rigorous code and tech spec reviews.

About the project

illumin is a unique journey-based advertising platform that combines media planning and buying in an interactive and intuitive interface. It allows users to:

• Drag and drop audiences, creatives, and conditions onto a single-screen canvas
• Build campaigns across multiple channels, including Native, Display, Video, Connected TV, Audio, and social platforms like Facebook and Instagram
• Seamlessly sync first-party audiences with open web campaigns by connecting directly to email platforms
• Set alternative paths for unique audience segments
• Visualize and manage campaigns in real-time

How you will make an impact

• Be a key contributor. You will drive critical projects that deliver real value to our customers, contributing to platform and feature development on a large, distributed system that handles 1.5 million requests per second with 120ms response times. You will design and improve key components, focusing on performance and scalability, while monitoring code to ensure it meets user needs and business goals. You will tackle the most challenging production issues while being a role model for less experienced developers on the team.
• Guide technical decisions. You will lead decisions that shape the backend tech stack. You will work closely with stakeholders and senior engineers to solve technical challenges and optimize system performance. You will take ownership of projects, from planning to delivery, ensuring solutions address technical and business needs while tackling technical debt.
• Enhance Agile processes. You will participate actively in Agile Scrumban practices, breaking down tasks and collaborating in daily stand-ups. You will help the team navigate challenges, size efforts, identify improvements, and share insights that enhance project delivery from start to finish.
• Prioritize quality. You will participate in code reviews, analysis, and performance tuning. You will apply various automated testing methods in a continuous integration environment, resolving defects and bugs during pre-production, production, and post-release patches. You will directly influence the outcome quality by identifying process and behavioral gaps, suggesting and driving improvements to avoid, mitigate, or delegate risks.
• Mentor and grow the team. You will work with urgency, embrace mistakes, learn from them, and drive the team toward success. As a senior team member, you will offer guidance and coaching to junior developers and contribute to the team’s success at every opportunity. With time, you will also take part in the recruitment process of other engineers.

What you bring

• Technical expertise. You bring experience with Java and Spring, and have a deep understanding of building highly available, high-performance systems. You are skilled in optimizing web application performance across the stack, with hands-on experience in Kubernetes, Docker, and Microservices. You are comfortable working with relational databases and key-value stores, proficient in SQL, database schema design, and infrastructure, and familiar with NoSQL databases. Your expertise also extends to Unix/Linux environments, design patterns, and functional programming, with a working knowledge of networking, concurrency, and Big Data concepts (e.g., Hadoop, HDFS, or Druid).
• Experience. You are passionate about building technical solutions and thrive on simplifying complex challenges. You have worked closely with Product and Design teams to design, implement, and iterate on impactful end-to-end product experiences.
• Interpersonal skills. You take a collaborative approach and lead by example. You can translate complex technical details to non-technical audiences and build trusting relationships across teams, whether in-person or remotely. You adapt quickly when priorities shift, embrace feedback, and are comfortable navigating ambiguity. You value diverse experiences and perspectives.
• Growth mindset. You are naturally curious, eager to learn from others as well as independently. You acknowledge mistakes, learn from setbacks, and are resourceful in applying new knowledge to solve problems. You stay current with the latest tools and best practices, driven by a passion for continuous improvement.
• Language skills. English and Ukrainian languages at Upper Intermediate level or higher.