Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Lead database delivery, design schemas, optimise performance, and mentor junior engineers.
- Company: Join a forward-thinking tech company focused on innovation and collaboration.
- Benefits: Attractive salary, flexible working options, and opportunities for professional growth.
- Other info: Dynamic team environment with a focus on continuous improvement and career advancement.
- Why this job: Make a real impact by optimising data solutions and shaping the future of technology.
- Qualifications: 6-10 years in software development, with strong MongoDB expertise and analytical skills.
The predicted salary is between 60000 - 80000 £ per year.
The MongoDB Developer will lead end-to-end database delivery, including schema design, performance tuning, indexing strategies, automation of database operations, and ongoing health monitoring across the full development lifecycle. The role requires deep technical knowledge, strong analytical skills, and a collaborative mindset to ensure that data solutions remain optimized, scalable, and aligned with broader programme and application goals. This developer will also provide mentorship to junior engineers, champion database best practices, and contribute to continuous improvement across the engineering function.
Your responsibilities:
- Architecture & Schema Design: Design and implement advanced MongoDB data models (normalized/denormalized) to support evolving application needs.
- Performance Optimization: Profile and fine‑tune database performance by implementing sophisticated indexing strategies (B‑Tree, Geospatial, Text) and analyzing query execution plans.
- Scalability & High Availability: Manage distributed database architectures, including the configuration and monitoring of sharded clusters and replica sets to ensure 99.9% uptime.
- Advanced Querying: Develop complex aggregation pipelines and optimize read/write operations for large‑scale datasets.
- Cloud & Managed Services: Expertly manage MongoDB Atlas deployments, including VPC peering, security configurations, and cloud‑native monitoring.
- Security & Compliance: Implement robust security measures, including Role‑Based Access Control (RBAC), encryption at rest and in transit, and regular security audits.
- Mentorship: Provide technical guidance and code reviews for junior developers, ensuring adherence to best practices in MongoDB development.
Your Profile:
- 6–10 years of professional software development experience in SQL and NoSQL, with at least 5 years focused on MongoDB.
- Thorough understanding of MongoDB architecture (Wired Tiger engine, BSON) and the conceptual differences between NoSQL and SQL.
- Proficiency in integrating MongoDB with backend runtimes such as Node.js/Express, Python/Django/Fast API, or Java/Spring Boot.
- Hands‑on experience with AWS, Azure, or GCP environments for database hosting.
- Working experience on Data Modeling Tools with MongoDB Compass, Mongoose, or other ODM/ORM frameworks will be an added advantage.
Desirable skills/knowledge/experience:
- Exceptional analytical, troubleshooting, and communication skills.
- Understanding of data models of RDBMS and NoSQL environment.
- Knowledge of database best practices.
- Familiarity with monitoring tools.
- Exposure to Agile delivery environments.
Mongo DB Developer in London employer: Gazelle Global
Contact Detail:
Gazelle Global Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Mongo DB Developer in London
✨Tip Number 1
Network like a pro! Get out there and connect with other MongoDB developers and tech enthusiasts. Attend meetups, webinars, or even local tech events. You never know who might have the inside scoop on job openings or can refer you to a hiring manager.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your MongoDB projects, including any performance tuning or schema designs you've done. This will give potential employers a taste of what you can bring to the table and set you apart from the crowd.
✨Tip Number 3
Don’t just apply blindly! Tailor your approach for each role. Research the company’s tech stack and mention how your experience aligns with their needs in conversations. This shows you're genuinely interested and have done your homework.
✨Tip Number 4
Leverage our website! We’ve got loads of resources and job listings specifically for MongoDB developers. Make sure to check it out regularly and apply directly through us for the best chance at landing that dream job!
We think you need these skills to ace Mongo DB Developer in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with MongoDB and related technologies. We want to see how your skills align with the role, so don’t be shy about showcasing your achievements in database design and performance optimisation!
Craft a Compelling Cover Letter: Your cover letter is your chance to tell us why you’re the perfect fit for the MongoDB Developer role. Share your passion for database management and any relevant projects you've worked on. We love hearing about your journey and what drives you!
Show Off Your Technical Skills: In your application, be sure to mention specific tools and technologies you’ve used, like MongoDB Atlas or cloud services. We’re looking for someone who can hit the ground running, so let us know how you’ve tackled challenges in previous roles.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it gives you a chance to explore more about StudySmarter and our culture!
How to prepare for a job interview at Gazelle Global
✨Know Your MongoDB Inside Out
Make sure you brush up on your MongoDB knowledge before the interview. Understand its architecture, including the Wired Tiger engine and BSON. Be ready to discuss how you've implemented advanced data models and indexing strategies in your past projects.
✨Showcase Your Performance Optimisation Skills
Prepare to talk about specific instances where you've optimised database performance. Have examples ready that demonstrate your ability to profile databases, implement indexing strategies, and analyse query execution plans. This will show your analytical skills and technical depth.
✨Demonstrate Your Mentorship Experience
Since the role involves mentoring junior engineers, be prepared to share your experiences in guiding others. Discuss how you've provided technical guidance, conducted code reviews, and championed best practices in MongoDB development. This will highlight your collaborative mindset.
✨Familiarise Yourself with Cloud Environments
As the job requires managing MongoDB Atlas deployments, make sure you understand cloud-native monitoring and security configurations. Be ready to discuss your hands-on experience with AWS, Azure, or GCP, and how you've leveraged these platforms for database hosting.