Software Engineer AWS Lambda

&## ; Position

: Software Engineer (Mid & Senior Levels) &## ; Salaire

: Up to 75K + BSPCE &## ; Localisation :

Barcelona &## ;&## ; Language

: English

We’re looking for

Software Engineers (Mid and Senior levels) to join the team of a leading European Unicorn, an

AI-powered spend management and procurement platform

.

The company helps thousands of businesses across Europe simplify how

they spend, pay, and manage expenses

, empowering teams while giving finance full visibility and control.

&## ; About the Role As a Software Engineer, you’ll take ownership of both

functional and technical topics

, working end-to-end across the feature lifecycle, from specification and design to development, testing, and maintenance.

You’ll collaborate closely with product managers, designers, and fellow engineers to deliver elegant, scalable solutions that shape the future of spend management.

&## ; Tech Stack TypeScript Node.js

(backend & banking applications) React

(frontend) PostgreSQL

,

Redis

,

SQS

,

Kafka Terraform

,

Kubernetes

,

AWS

,

Lambdas

,

Step Functions GitHub Actions

(CI/CD)

&## ; Key Responsibilities ~ Develop and maintain high-impact spend and payment processing systems.

~ Write

clean, maintainable, and well-tested

code.

~ Collaborate with a cross-functional team to enhance procurement and finance solutions.

~ Design and deliver

intuitive, performant user experiences

.

~ Contribute to the

technical vision

and architecture.

~ Continuously improve tools, systems, and processes for scalability and quality.

~(Senior)

Mentor and inspire

fellow engineers; take ownership of complex initiatives.

&## ; What We’re Looking For Mid-Level Engineer ~2+ years of professional experience in software development.

~ Solid understanding of modern web technologies and design principles.

~ Ability to translate business concepts into technical solutions.

~ Eager to grow, learn, and collaborate in a fast-paced environment.

~ Passionate about building great products and solving real user problems.

Senior Engineer ~5+ years of experience in software engineering, ideally in SaaS or fintech environments.

~ Proven record of delivering

high-quality, scalable systems

end-to-end.

~ Strong architectural thinking and problem-solving skills.

~ Experience mentoring peers and improving team engineering practices.

~ Pragmatic mindset with a focus on impact and simplicity.

&## ; Why Join Be part of a

top European scale-up

that’s redefining how companies manage spend.

Work in an

international environment

(35+ nationalities).

Join a culture built on

trust, ownership, and growth

.

Flexible hybrid setup (Barcelona-based).

Competitive salary range: €57,000 – €110,000 (including 5% to 10% bonus).

❤️

Benefits ~ Flexible hybrid policy ~ Private health insurance

(fully covered) ~ Meal vouchers

(€6/day) ~ Public transport reimbursement (100%) ~ Mental health support (Moka.care) ~28 days of holiday ~ Apple equipment ~ A great team & great snacks

&## ;