Senior Software Engineer - Br Market

SumUp empowers businesses to get paid effortlessly, process orders fast, sell online in minutes, and manage their money with confidence.

We build the tools that help businesses — and their customer experiences — thrive.

As a key member of the Payments BR Tribe, you'll help shape and deliver innovative products that make a real difference for our merchants in Brazil.

You'll join a global, autonomous, cross-functional team committed to turning bold ideas into seamless, high-impact solutions.

Being part of the Payments team means working alongside driven, purpose-led people who take ownership, embrace challenges, and are passionate about helping businesses succeed.

As the

Staff Engineer

within the Reconciliation Squad, you'll lead the design and delivery of robust systems that ensure accuracy, transparency, and trust in our financial operations.

We're working in a

hybrid set-up (3x / week onsite)

from our office located in Pinheiros, São Paulo.

What you'll do

Guide engineering decisions and mentor other developers.

Design, implement, and maintain

highly available backend services

that process and reconcile transaction data at scale.

Redesign and evolve architectural systems to support the transition toward a

standalone reconciliation and reporting application

for payment receivables.

Collaborate with multiple squads and stakeholders to address urgent requests while protecting the squad's long-term technical vision.

Optimize database performance, improve test coverage, and ensure observability, resilience, and reliability across systems.

Actively participate in architectural discussions within the Payments BR tribe.

You'll be great for this role if you :

Have

strong software engineering expertise

, including code design, quality attributes, automated testing, CI / CD, performance optimization, resilience patterns, and distributed systems.

Are proficient in at least one of the following languages :

Golang or Python

(experience with multiple is a plus).

Have deep experience with

relational databases

(especially PostgreSQL) and are comfortable with schema modeling, query optimization, and database tuning.

Worked with

messaging queues

(SQS, RabbitMQ) and

stream processing

platforms (Kafka).

Are comfortable working with

MongoDB and Redis.

Arecapable of producing clear, structured

technical documentation

Thrive in

ambiguous environments

, are adaptable, and can balance long-term technical improvements with short-term high-priority demands.

Have

advanced English proficiency

and can present and discuss technical topics effectively in public forums or cross-team settings.

Why you should join SumUp

Global Experience

: Collaborate with a diverse team of 3,000+ people from over 90 countries, and join our global off-sites and hackathons.

Collaborative Culture :

Join a team that values diversity, innovation, and teamwork, where your ideas and contributions truly matter.

Career Growth

: Be part of a global team working on large-scale fintech products used by millions of businesses.

Great Benefits

: Health plans, meal vouchers (VR), Zenklub, Wellhub, life insurance, childcare allowance, and more.

Learning & Development

: Access an annual budget of

R$ 10,000

for education, certifications, and conferences.

Time Off

: Enjoy

30 additional days off

through our

Break4Me

program after 3 years at SumUp.

Grow with Us :

Participate in our virtual stock program and benefit from SumUp's success with company shares.

SumUp empowers businesses to get paid effortlessly, process orders fast, sell online in minutes, and manage their money with confidence.

We build the tools that help businesses — and their customer experiences — thrive.

As a key member of the Payments BR Tribe, you'll help shape and deliver innovative products that make a real difference for our merchants in Brazil.

You'll join a global, autonomous, cross-functional team committed to turning bold ideas into seamless, high-impact solutions.

Being part of the Payments team means working alongside driven, purpose-led people who take ownership, embrace challenges, and are passionate about helping businesses succeed.

As the

Staff Engineer

within the Reconciliation Squad, you'll lead the design and delivery of robust systems that ensure accuracy, transparency, and trust in our financial operations.

We're working in a

hybrid set-up (3x / week onsite)

from our office located in Pinheiros, São Paulo.

What you'll do

Guide engineering decisions and mentor other developers.

Design, implement, and maintain

highly available backend services

that process and reconcile transaction data at scale.

Redesign and evolve architectural systems to support the transition toward a

standalone reconciliation and reporting application

for payment receivables.

Collaborate with multiple squads and stakeholders to address urgent requests while protecting the squad's long-term technical vision.

Optimize database performance, improve test coverage, and ensure observability, resilience, and reliability across systems.

Actively participate in architectural discussions within the Payments BR tribe.

You'll be great for this role if you :

Have

strong software engineering expertise

, including code design, quality attributes, automated testing, CI / CD, performance optimization, resilience patterns, and distributed systems.

Are proficient in at least one of the following languages :

Golang or Python

(experience with multiple is a plus).

Have deep experience with

relational databases

(especially PostgreSQL) and are comfortable with schema modeling, query optimization, and database tuning.

Worked with

messaging queues

(SQS, RabbitMQ) and

stream processing

platforms (Kafka).

Are comfortable working with

MongoDB and Redis.

Arecapable of producing clear, structured

technical documentation

Thrive in

ambiguous environments

, are adaptable, and can balance long-term technical improvements with short-term high-priority demands.

Have

advanced English proficiency

and can present and discuss technical topics effectively in public forums or cross-team settings.

Why you should join SumUp

Global Experience

: Collaborate with a diverse team of 3,000+ people from over 90 countries, and join our global off-sites and hackathons.

Collaborative Culture :

Join a team that values diversity, innovation, and teamwork, where your ideas and contributions truly matter.

Career Growth

: Be part of a global team working on large-scale fintech products used by millions of businesses.

Great Benefits

: Health plans, meal vouchers (VR), Zenklub, Wellhub, life insurance, childcare allowance, and more.

Learning & Development

: Access an annual budget of

R$ 10,000

for education, certifications, and conferences.

Time Off

: Enjoy

30 additional days off

through our

Break4Me

program after 3 years at SumUp.

Grow with Us :

Participate in our virtual stock program and benefit from SumUp's success with company shares.

Learn more about SumUp

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Ready to Join us?

Apply now and help us shape the future of financial solutions for small businesses!

Job Application Tip

We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job.

Please note that this is only a guide.

If you don't tick every box, it's ok too because it means you have room to learn and develop your career at SumUp.

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