Java / Kotlin UK

Zensar Technologies

London, UKonsitePosted Jul 13, 2026
Posting intelligenceActively listed

Skills

elasticsearchkubernetesprometheusjavascripttypescriptregressionangularbootstrappostgresseleniummongotrellospringdockergithubgitlabsveltekotlinpythonvueazureredismysqlreactmocha

About the role

Job Description

We are looking for a motivated and collaborative Software Engineer to help us achieve our goals of building modern digital platforms and applications. We want you to help provide technical expertise and acumen to our growing team in pursuit of our customer experience goals.

Our modern platform is built on top of a modern stack consisting of Kotlin/JVM for the back end interacting with other Java/JVM services internally, and a React based front end. We integrate with numerous internal and external APIs to support core business processes.

Responsibilities

As a developer, you will be responsible for end-to-end delivery of your software from inception to production, working on a mixture of green-field and brown-field projects, learning from, and contributing to your peer group

Participate in code review and design of systems from members of all levels

Collaborate with cross-functional teams to design and integrate functionality and features

Partner with our Product Management team to refine functionality and features

Qualifications

QUALIFICATIONS

Bachelor's or master's degree in computer science, computer engineering, software engineering, or other technical discipline, or equivalent work experience

Fundamental strength in computer science with a demonstrable understanding of computational complexity and data structures

Understanding of service-based architectures

Understanding of web applications and use APIs to power them

Proven experience with live applications and production environments

Technical Skills

Able to use AI tooling (CoPilot, Devin, Etc) to accelerate application and API development

Able to guide, analyze, correct, explain, and improve AI output

Software testing acumen (unit test, integration tests)

Java/Kotlin/JVM (up to 3 years of commercial experience)

Databases: Postgres, MongoDB, Redis, preferring Postgres

Source Code Control: Working experience using GitHub, Bitbucket, RhodeCode

Production monitoring and logging tools (i.e. CloudWatch, Prometheus, OpenSearch/Elasticsearch, ELF)

Container orchestration: Docker, Kubernetes, GCP GKE, AWS ECS, AWS EKS

CI/CD platforms (we are using GitHub Actions)

Other: Git, Gitflow, Jira, Gitlab, Trello, Scrum

Frameworks: Ktor, Spring

Soft Skills

Creativity & Problem-Solving

Adaptability & Flexibility

Aptitude for technology; curiosity, passion and startup mindset

Practical application and understanding of computer science concepts

Innovative thinking

Nice-to-Have

Full stack experience and willingness to dive into other levels of web applications

Applied statistics skills: distributions, statistical testing, regression analysis

Cloud management and deployment – A strong background in different cloud platforms like Amazon AWS, Microsoft Azure, OpenStack Apache, and Google Cloud Platform

Databases – A familiarity of working with different databases such as Postgres, MySQL, NoSQL (e.g., MongoDB), Redis is recommended

Web technologies – knowledge and experience working with web technologies such as JavaScript, HTML, CSS, TypeScript, C#, SASS, Stylus, Stylus, Python, and LESS

Web frameworks – knowledge and experience working with different frameworks like React Native, AngularJS, Angular2, VueJS, SocketIO, Backbone, KnockoutJS, Svelte, and Bootstrap

Software testing tools – A good working knowledge in testing code using Mocha, Jest, Unit-tests, TDD, Karma, VCS, and Selenium (base)

About Us

At Zensar, we’re “experience-led everything”. We are committed to conceptualizing, designing, engineering, marketing, and managing digital solutions and experiences for over 130 leading enterprises. We are a company driven by a bold purpose: Together, we shape experiences for better futures. Whether for our clients, our people, or the world around us, this belief powers everything we do. At the heart of our culture is ONE with Client - a set of four core values that reflect who we are and how we work: One Zensar, Nurturing, Empowering, and Client Focus.

Part of the $4.8 billion RPG Group, we’re a community of 10,000+ innovators across 30+ global locations, including Milpitas, Seattle, Princeton, Cape Town, London, Zurich, Singapore, and Mexico City. Explore Life at Zensar and join us to Grow. Own. Achieve. Learn. to be the best version of yourself.

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