Senior Backend Developer Java | Kotlin | AWS in London
Senior Backend Developer Java | Kotlin | AWS

Senior Backend Developer Java | Kotlin | AWS in London

London Full-Time 60000 - 80000 £ / year (est.) Home office (partial)
Sanderson

At a Glance

  • Tasks: Build and deploy production-grade APIs and microservices using modern Java.
  • Company: Join a diverse and inclusive tech community focused on innovation.
  • Benefits: Remote work, competitive salary, and opportunities for professional growth.
  • Other info: Opportunity to work in agile teams and enhance your coding skills.
  • Why this job: Make an impact by working with cutting-edge technologies in a collaborative environment.
  • Qualifications: Hands-on experience with Java 17/21+, Spring Boot, and SQL databases.

The predicted salary is between 60000 - 80000 £ per year.

Location: Remote, with expectations to attend onsite meetings when required (1-2 a month).

We are looking for a hands-on Senior Backend Java Engineer with recent experience building, testing, and deploying production-grade APIs and microservices. This is a coding-first backend role.

  • Strong hands-on commercial coding experience with modern Java (Java v17 min, v21 LTS or newer preferred).
  • Experience building REST APIs / microservices from scratch.
  • Strong testing skills using JUnit, Mockito, and ideally TDD.
  • Experience with PostgreSQL or another relational SQL database.
  • Familiarity with Jenkins, GitHub Actions, GitLab CI, Azure DevOps.
  • Comfortable working in agile, cross-functional teams.
  • Observability / monitoring experience.
  • Some awareness of React / TypeScript.
  • Staying technically current with modern Java and Spring Boot.
  • Recent hands-on Java backend coding experience.
  • Ability to complete a practical coding assessment.

We need a genuinely hands-on Senior Backend Java Engineer with recent Java 17/21+ and Spring Boot experience, who has built APIs/microservices from scratch, writes automated tests, has worked with PostgreSQL, Docker, and CI/CD, and either already holds SC clearance or is willing and eligible to obtain it.

We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

Senior Backend Developer Java | Kotlin | AWS in London employer: Sanderson

As a Senior Backend Developer at our company, you will thrive in a dynamic and inclusive remote work environment that values innovation and collaboration. We offer competitive benefits, opportunities for professional growth, and a culture that encourages continuous learning and development, all while being part of a team that is committed to building cutting-edge technology solutions. Join us and contribute to meaningful projects while enjoying the flexibility of remote work with occasional onsite meetings.
Sanderson

Contact Detail:

Sanderson Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Backend Developer Java | Kotlin | AWS in London

✨Tip Number 1

Get your coding skills sharp! Before any interview, brush up on your Java and Kotlin knowledge. Make sure you can confidently discuss your recent projects and the APIs or microservices you've built.

✨Tip Number 2

Practice makes perfect! Try out some coding challenges or mock interviews to get comfortable with practical assessments. This will help you showcase your hands-on experience effectively.

✨Tip Number 3

Network like a pro! Connect with other developers and industry professionals on platforms like LinkedIn. You never know who might have a lead on a great opportunity or can give you insider tips.

✨Tip Number 4

Apply through our website! We love seeing applications directly from candidates who are excited about joining us. Plus, it gives you a chance to highlight your unique skills and experiences right from the start.

We think you need these skills to ace Senior Backend Developer Java | Kotlin | AWS in London

Java 17/21+
Spring Boot
REST APIs
Microservices
JUnit
Mockito
Test-Driven Development (TDD)
PostgreSQL
Docker
CI/CD (Jenkins, GitHub Actions, GitLab CI, Azure DevOps)
Agile Methodologies
Observability/Monitoring
Unit/Integration Testing
Hands-on Coding Experience

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your recent experience with Java 17/21 and Spring Boot. We want to see how you've built APIs and microservices from scratch, so don’t hold back on those details!

Show Off Your Testing Skills: Since testing is key for us, include examples of your work with JUnit and Mockito. If you’ve used TDD, let us know! We love seeing candidates who take testing seriously.

Be Clear About Your Coding Experience: In your application, be upfront about your hands-on coding experience. We’re looking for someone who’s actively coding, so share what projects you’ve worked on recently and the technologies you’ve used.

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to keep track of your application and ensure it gets the attention it deserves. Plus, we’re excited to hear from you!

How to prepare for a job interview at Sanderson

✨Know Your Tech Stack

Make sure you’re up to speed with the latest Java versions, especially 17 and 21. Brush up on your Spring Boot skills and be ready to discuss how you've built APIs and microservices from scratch. The more specific examples you can provide, the better!

✨Show Off Your Testing Skills

Since testing is a big part of this role, be prepared to talk about your experience with JUnit and Mockito. Bring examples of tests you've written and be ready to explain your approach to Test-Driven Development (TDD). This will show that you take quality seriously.

✨Get Hands-On with Coding Assessments

Expect a practical coding assessment during the interview. Practice coding challenges that focus on building REST APIs or microservices. Familiarise yourself with common algorithms and data structures, as well as SQL queries, to demonstrate your problem-solving skills.

✨Be Ready for Team Dynamics

This role involves working in agile, cross-functional teams, so be prepared to discuss your experience collaborating with others. Share examples of how you’ve contributed to team projects and how you handle feedback and communication within a team setting.

Senior Backend Developer Java | Kotlin | AWS in London
Sanderson
Location: London

Land your dream job quicker with Premium

You’re marked as a top applicant with our partner companies
Individual CV and cover letter feedback including tailoring to specific job roles
Be among the first applications for new jobs with our AI application
1:1 support and career advice from our career coaches
Go Premium

Money-back if you don't land a job in 6-months

>