Lead Engineer - Payments Platform Modernisation in London

Lead Engineer - Payments Platform Modernisation in London

London Freelance 54000 - 75000 € / year (est.) Home office (partial)
Trust In SODA

At a Glance

  • Tasks: Lead the development of next-gen payment gateway capabilities and support API platform growth.
  • Company: Join a major UK financial services client on an exciting payments modernisation project.
  • Benefits: Competitive daily rate, hybrid work model, and potential for contract extension.
  • Other info: Opportunity for architectural leadership and collaboration in a dynamic team.
  • Why this job: Be at the forefront of transforming payment systems and make a real impact.
  • Qualifications: Experience with payment gateways, Kotlin, Java, and financial services.

The predicted salary is between 54000 - 75000 € per year.

Start: July 2026

Duration: Initial contract until Dec 2026, with extension potential

Location: London / Hybrid 2 days onsite

Rate: Up to £750 per day Inside IR35

We are supporting a major UK financial services client on a large-scale payments modernisation initiative and are seeking experienced Software Engineers across multiple seniority levels to join a growing delivery team. This is a confidential engagement focused on the transformation of core payment gateway capabilities, API platforms, developer experience, and in-person payments infrastructure.

Responsibilities

  • Develop next-generation payment gateway capabilities
  • Support API and orchestration platform development
  • Collaborate across discovery and delivery phases
  • Architectural leadership
  • Payments subject matter expertise
  • Technical direction across the programme

Key Skills

Essential

  • Payment gateway/platform experience
  • Kotlin & Java
  • API-layer development
  • Financial services experience

Desirable

  • TypeScript

Lead Engineer - Payments Platform Modernisation in London employer: Trust In SODA

As a Lead Engineer in our London-based team, you will be part of a dynamic and innovative environment that champions collaboration and technical excellence. We offer competitive rates, a hybrid work model, and opportunities for professional growth within a major UK financial services client, ensuring that your contributions to the payments platform modernisation initiative are both impactful and rewarding.

Trust In SODA

Contact Detail:

Trust In SODA Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Lead Engineer - Payments Platform Modernisation in London

Tip Number 1

Network like a pro! Reach out to your connections in the financial services sector and let them know you're on the lookout for opportunities. A personal recommendation can go a long way in landing that Lead Engineer role.

Tip Number 2

Show off your skills! Prepare a portfolio or a GitHub repository showcasing your work with payment gateways and API development. This will give potential employers a taste of what you can bring to the table.

Tip Number 3

Ace the interview! Research common interview questions for Lead Engineers and practice your responses. Be ready to discuss your experience with Kotlin, Java, and any relevant projects you've worked on in the payments space.

Tip Number 4

Apply through our website! We’ve got loads of exciting roles, including the one you're eyeing. It’s super easy, and you’ll be in the loop for future opportunities as well!

We think you need these skills to ace Lead Engineer - Payments Platform Modernisation in London

Payment gateway/platform experience
Kotlin
Java
API-layer development
Financial services experience
TypeScript
Architectural leadership

Some tips for your application 🫡

Tailor Your CV:Make sure your CV highlights your experience with payment gateways and platforms. We want to see how your skills in Kotlin, Java, and API development align with what we're looking for!

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Tell us why you're passionate about payments modernisation and how your expertise can contribute to our project. Keep it engaging and relevant!

Showcase Your Technical Skills:Don’t just list your skills; demonstrate them! Include specific examples of projects where you've led architectural decisions or developed payment solutions. We love seeing real-world applications of your expertise.

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 this exciting opportunity in our growing team!

How to prepare for a job interview at Trust In SODA

Know Your Payments Inside Out

Make sure you brush up on your knowledge of payment gateways and platforms. Understand the latest trends in payments technology, especially around API development and orchestration. Being able to discuss these topics confidently will show that you're not just familiar with the basics but are genuinely passionate about the field.

Showcase Your Technical Skills

Prepare to demonstrate your expertise in Kotlin and Java during the interview. You might be asked to solve coding problems or discuss past projects where you've used these languages. Bring examples of your work that highlight your experience with API-layer development and how you've contributed to similar projects in the financial services sector.

Collaboration is Key

Since this role involves working across discovery and delivery phases, be ready to talk about your experience collaborating with cross-functional teams. Share specific examples of how you've worked with others to achieve project goals, and emphasise your ability to lead architectural discussions and provide technical direction.

Ask Insightful Questions

Prepare thoughtful questions about the company's payments modernisation initiative. This shows your interest in the role and helps you gauge if the company culture aligns with your values. Ask about their approach to developer experience and how they envision the future of their payment gateway capabilities.