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- Tasks: Develop backend services using Java/Kotlin and Spring Boot for internal/client-facing applications.
- Company: Join a leading global investment bank at Canary Wharf, known for innovation and excellence.
- Benefits: Enjoy hybrid work options, competitive pay, and potential contract extension.
- Why this job: Be part of a dynamic team, enhance your coding skills, and make an impact in finance.
- Qualifications: Experience in Java or Kotlin, Spring Boot, and relational databases is essential.
- Other info: Open to diverse candidates; apply with your CV in Word/PDF format.
Job Title: Java/Kotlin Developer – Investment Bank
Location: Hybrid 3 x a week – Canary Wharf
Salary/Rate: £580.00 – £650.00 experience dependant Inside IR35
Start Date: July 2025
Job Type: 5-month Contract – Likely to extend.
Company Introduction
My client in the global investment banking sector is urgently seeking a Java/Kotlin developer to assist in the development of Internal/client-facing applications.
Job Responsibilities/Objectives
1. Design and develop backend services using Java/Kotlin and Spring Boot
2. Apply strong Object-Oriented Programming (OOP) principles to build maintainable and scalable systems
3. Use Functional Decomposition and Functional Programming practices to break down complex problems and deliver efficient solutions
4. Work with relational databases to design schemas, write queries, and ensure data integrity
5. Collaborate with cross-functional teams (front-end, DevOps, QA) to deliver high-quality products
Key skills required
1. Solid experience in Java or Kotlin backend development
2. Proficiency in Spring Boot and building RESTful APIs
3. Strong understanding of relational databases (e.g., PostgreSQL, MySQL)
4. Good grasp of OOP concepts (e.g., encapsulation, abstraction, inheritance, polymorphism)
If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format.
Disclaimer
Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies.
Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.
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Java / Kotlin Developer - Investment Bank London employer: Square One Resources
Contact Detail:
Square One Resources Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Java / Kotlin Developer - Investment Bank London
✨Tip Number 1
Familiarise yourself with the latest trends in Java and Kotlin development. Being up-to-date with the latest frameworks and libraries can give you an edge during discussions with potential employers.
✨Tip Number 2
Network with professionals in the investment banking sector. Attend meetups or webinars focused on Java/Kotlin development to connect with industry insiders who might provide insights or referrals.
✨Tip Number 3
Prepare for technical interviews by practising coding challenges that focus on OOP principles and backend development. Websites like LeetCode or HackerRank can be great resources for this.
✨Tip Number 4
Showcase your experience with relational databases by working on personal projects or contributing to open-source projects. This practical experience can be a strong talking point during interviews.
We think you need these skills to ace Java / Kotlin Developer - Investment Bank London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with Java and Kotlin, as well as your proficiency in Spring Boot. Use specific examples of projects where you've applied Object-Oriented Programming principles and worked with relational databases.
Craft a Strong Cover Letter: In your cover letter, express your enthusiasm for the role and the investment banking sector. Mention how your skills align with the job responsibilities, particularly your experience in developing backend services and collaborating with cross-functional teams.
Showcase Relevant Projects: If you have any relevant projects or contributions to open-source that demonstrate your skills in Java/Kotlin and backend development, include them in your application. This can set you apart from other candidates.
Proofread Your Application: Before submitting, carefully proofread your CV and cover letter for any spelling or grammatical errors. A polished application reflects your attention to detail, which is crucial in software development.
How to prepare for a job interview at Square One Resources
✨Showcase Your Technical Skills
Be prepared to discuss your experience with Java and Kotlin in detail. Highlight specific projects where you used these languages, especially focusing on backend development and any frameworks like Spring Boot.
✨Demonstrate OOP Knowledge
Since strong Object-Oriented Programming principles are crucial for this role, be ready to explain concepts such as encapsulation, inheritance, and polymorphism. Use examples from your past work to illustrate your understanding.
✨Prepare for Problem-Solving Questions
Expect questions that assess your ability to break down complex problems using Functional Decomposition and Functional Programming practices. Practice explaining your thought process clearly and logically.
✨Emphasise Collaboration Experience
This role involves working with cross-functional teams, so share examples of how you've successfully collaborated with front-end developers, DevOps, or QA teams in the past. Highlight your communication skills and teamwork.
