Software Development Engineer I

Technology – Technology [Instarem] /
/ Hybrid
Nium, Global Leader in Payments

Nium was founded on the mission to build the global payments infrastructure of tomorrow, today. With the onset of the on-demand economy, its single platform for global payments and card issuing is shaping how banks, fintechs, and businesses everywhere to disburse and collect funds instantly across borders. Its payout network supports 100 currencies and spans 195+ countries, 100 of which in real-time. Funds can be disbursed to accounts, wallets, and cards and collected locally in 35 markets. 

Nium’s growing card issuance business is already available in 34 countries. Nium holds regulatory licenses and authorizations in over 40 countries, enabling seamless onboarding, rapid integration, and compliance – regardless of geography. The company is co-headquartered in San Francisco and Singapore, with regional offices in London, Amsterdam, Hong Kong, Mumbai, Bengaluru, and Chennai.

Job Description: 

We are looking for a Senior Mobile (ReactNative) Software Engineer who can help us design, build and maintain our global mobile apps that cater to Consumer as well as SME user base. 

In this role, you will be working closely with Backend, QA & Reliability engineering teams and ensuring that our systems are built from the ground up with security, stability and observability requirements. 

This role is a high impact, high visibility role, as you ensure that our customers get high quality software that is highly available, secure and performant. 

Roles and Responsibilities

    • Develop and maintain high-quality mobile applications on iOS and Android platform 
    • Unit testing the code for robustness 
    • Collaborating with Backend engineers on integrating backend logic efficiently. 
    • Anticipate problems and take necessary corrective steps to ensure necessary corrective steps are taken proactively 
    • Continuously deliver, evaluate and implement new tools & processes to maximize development efficiency. 


    • Have a strong knowledge of how Infrastructure and Application development interacts and can switch comfortably between both solutioning and hands-on work 
    • Strong knowledge of the iOS & Android eco system and Hybrid App development model with ReactNative and contemporary technologies 
    • Be the frontline person during Live Site Incidents and stay calm under pressure to drive collaborative resolution 
    • 4+ years experience in ReactNative 
What we offer at Nium

We Value Performance: Through competitive salaries, performance bonuses, uncapped sales commissions & annual salary reviews, we ensure that all our employees are rewarded and incentivized for their hard work
We care for our Employees: The wellness of Nium’ers is our #1 priority, we offer medical coverage along with 24/7 employee assistance program & generous vacations, and year-end shut down. We also provide flexible working & a hybrid working environement (3 days per week in the office)
We Upskill Ourselves: We are curious, always want to learn more & upskill ourselves: We therefore do not only provide role-specific traning but also offer all our employees LinkedIn learning solutions & dedicated learning allowances
We Constantly Innovate: Nium has been awarded multiple times for its constant innovations & growth since our inception, such as the 2022 CBI 250 Most Promising Fintech Award or the 2021 Financial Time top 50 High Growth companies in APAC
We Celebrate Together: Work is also about having fun with your colleagues & creating great relationships. We often celebrate together through company-wide social events, team bounding activities, happy hours, team offsites, and so much more!
We thrive with Diversity: Nium has always thrived with a diverse & multicultural workforce, with more than 33 nationalities across 18+ countries. As an Equality Opportunity Employer, we are committed to providing a safe & welcoming environment for everyone.

What's it like to be a Nium'er? 

At Nium we center our way of work around 3 core values globally:

#KeepItSimple: We cut through complexity, simplify at speed and operate with scale in mind
#MakeItBetter: We build innovative solutions that make our customers' lives better
#WinItTogether: We win in this competitive market by collaborating as one team
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