Senior Backend Engineer Contractor (Java / Ruby focused) | Fully Remote / EU-Based | Rate £550-65...
Senior Backend Engineer Contractor (Java / Ruby focused) | Fully Remote / EU-Based | Rate £550-65...

Senior Backend Engineer Contractor (Java / Ruby focused) | Fully Remote / EU-Based | Rate £550-65...

City of London Freelance No home office possible
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At a Glance

  • Tasks: Design and build robust backend services using Java, Python, and Rust.
  • Company: Join a fast-moving client at a huge global scale in a tech-driven environment.
  • Benefits: Enjoy fully remote work with competitive pay rates of £550-650 per day.
  • Why this job: Make a high impact in a modern backend team while working on scalable systems.
  • Qualifications: Senior-level experience with Java, Python, and Rust; familiarity with Ruby is a plus.
  • Other info: This is a long-term freelance contract with potential for ongoing engagement.

We're supporting a fast-moving client at huge global scale, that is in need of a Senior Backend Contractor with deep experience across Java and Ruby. This is a high-impact freelance role within a tech-driven established team - building scalable systems in a modern backend environment.

What You'll Be Doing:

  • Designing and building robust backend services across Java, Python, and Rust-based systems
  • Collaborating with product and platform teams to scale critical infrastructure
  • Contributing to performance optimisation, secure coding, and clean architecture decisions
  • Bringing in best practices across multiple programming paradigms and languages
  • Ideally, supporting legacy Ruby codebases or integrations where needed

Core Skills:

  • Senior-level backend experience with both Java and Python in production systems
  • Proven work with Rust (production experience strongly preferred)
  • Familiarity with Ruby or willingness to support legacy pieces if required
  • Strong grasp of APIs, cloud-native systems, and scalable architecture
  • Freelance mindset: able to hit the ground running, communicate clearly, and add value fast

Details:

  • Contract: LTD company (UK) / B2B
  • Location: Remote (must be EU-based for legal/timezone reasons)
  • Duration: Long-term engagement potential
  • Start: ASAP

If interested, please apply here and we will contact you if it's a good match!

Senior Backend Engineer Contractor (Java / Ruby focused) | Fully Remote / EU-Based | Rate £550-65... employer: Owen Thomas | Pending B Corp™

As a Senior Backend Engineer Contractor with us, you'll join a dynamic and innovative team that values collaboration and technical excellence, all while enjoying the flexibility of fully remote work within the EU. We offer competitive rates and a supportive environment that fosters professional growth, allowing you to enhance your skills in cutting-edge technologies like Java, Ruby, and Rust. Our culture prioritises work-life balance and encourages contributions to impactful projects, making this an ideal opportunity for those seeking meaningful and rewarding freelance employment.
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Contact Detail:

Owen Thomas | Pending B Corp™ Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Backend Engineer Contractor (Java / Ruby focused) | Fully Remote / EU-Based | Rate £550-65...

Tip Number 1

Make sure to showcase your experience with Java and Ruby prominently in your discussions. Highlight specific projects where you've used these languages, especially in a production environment, as this will demonstrate your capability to hit the ground running.

Tip Number 2

Familiarise yourself with the latest trends in backend development, particularly around cloud-native systems and scalable architecture. Being able to discuss these topics intelligently during interviews will show that you're not just experienced but also up-to-date with industry standards.

Tip Number 3

Prepare to discuss your approach to performance optimisation and secure coding practices. Having concrete examples of how you've implemented these in past roles can set you apart from other candidates.

Tip Number 4

Since this role requires a freelance mindset, be ready to talk about how you manage your time and communicate effectively in remote settings. Sharing experiences where you've successfully collaborated with teams remotely will highlight your suitability for this position.

We think you need these skills to ace Senior Backend Engineer Contractor (Java / Ruby focused) | Fully Remote / EU-Based | Rate £550-65...

Java Programming
Ruby Programming
Python Programming
Rust Programming
Backend Development
API Design and Development
Cloud-Native Architecture
Scalable Systems Design
Performance Optimisation
Secure Coding Practices
Clean Architecture Principles
Collaboration Skills
Freelance Mindset
Problem-Solving Skills
Adaptability to Legacy Codebases

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with Java, Ruby, and Python. Include specific projects where you've designed and built backend services, as well as any work with Rust. This will show that you have the relevant skills for the role.

Craft a Compelling Cover Letter: In your cover letter, emphasise your freelance mindset and ability to hit the ground running. Mention your familiarity with cloud-native systems and scalable architecture, and how you can contribute to performance optimisation and secure coding practices.

Showcase Relevant Projects: If you have worked on notable projects involving backend systems, include them in your application. Describe your role, the technologies used, and the impact of your contributions. This will help demonstrate your expertise and value to the team.

Highlight Collaboration Skills: Since the role involves collaborating with product and platform teams, mention any previous experiences where you successfully worked in a team environment. Highlight your communication skills and how you contributed to scaling critical infrastructure.

How to prepare for a job interview at Owen Thomas | Pending B Corp™

Showcase Your Technical Skills

Be prepared to discuss your experience with Java, Ruby, and Python in detail. Highlight specific projects where you've designed and built backend services, and be ready to explain your approach to performance optimisation and secure coding.

Demonstrate Your Freelance Mindset

Since this is a contractor role, it's crucial to convey your ability to hit the ground running. Share examples of how you've quickly adapted to new environments and added value in previous freelance positions.

Discuss Collaboration Experience

Emphasise your experience working with product and platform teams. Be ready to provide examples of how you've collaborated to scale infrastructure and contributed to architectural decisions.

Prepare for Legacy Code Discussions

Given the need for supporting legacy Ruby codebases, be prepared to discuss your familiarity with Ruby or your willingness to work on older systems. Share any relevant experiences that demonstrate your adaptability and problem-solving skills.

Senior Backend Engineer Contractor (Java / Ruby focused) | Fully Remote / EU-Based | Rate £550-65...
Owen Thomas | Pending B Corp™
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