senior contractor
form3 logo

senior software engineer - ai resilience & security enhancements

form3

Posted Jul 30, 2026

Anywhere
CET
40 hrs/wk

Skills

aigoawsazurebddelasticsearchgcpjavakubernetesmicroservicestddterraform
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Solve complex security and platform engineering challenges that protect critical payment infrastructure at scale.


THE PROJECT 📝


As a Senior Software Engineer, you will be engaged to deliver key initiatives that strengthen the security and resilience of Form3's cloud-native payments platform. Working within a collaborative engineering environment, you will design, build, and implement capabilities that enhance the security, trust, and resilience of our systems while supporting the delivery of defined project outcomes.


This engagement is centred on hands-on software engineering and security-focused platform development. You'll apply your expertise across areas such as API security, cryptographic controls, AI governance, software supply chain security, and automated security tooling to deliver production-ready solutions. Working alongside engineers, platform specialists, and security experts, you'll focus on delivering scalable, maintainable capabilities that can be embedded into the software development lifecycle and provide lasting value beyond the engagement.


WE’RE LOOKING FOR 🔍


Deep understanding of designing and building distributed systems

Enjoys working on complex challenges within critical software where high performance and robustness are essential

Familiarity with cloud and containerisation technologies, test automation tools and CI/CD pipelines

Interest in owning projects end-to-end and supporting them as they go live in production

Appreciation of clean code and software engineering best-practice

Experience with Go, along with a “right tool for the job” mentality

Great communication skills who enjoy sharing knowledge and collaborating with others


TECH STACK ⚙️


Here are a few of the tools and methodologies we utilise:


Infrastructure: AWS, GCP, Azure, Kubernetes

Platform: CockroachDB, NATS JetStream, Elasticsearch, Vault, Cilium

Tools: Terraform, Flux, GitHub, Prometheus, Pact.io, Tilt

Code: Go (and a little Java), containerised microservices, CQRS, open source

Ways of working: TDD/BDD, Pair Programming, 100% remote, SecDevOps


INTERVIEW PROCESS ✍️


Stage 1: Screening Call with Talent Team


Stage 2: Take home test


Stage 3: Technical interview


We always aim to stick to the above process, however there may be occasions when an additional interview stage is needed for us to be sure we’re hiring the right person!


LOCATIONS📍


Here are the locations that we are looking to engage with contractors from. Please note, we are not looking to engage with contractors outside of these locations.


Austria

Bulgaria

Croatia

Cyprus

Estonia

Greece

Hungary

Italy

Latvia

Lithuania

Malta

Romania

Slovakia

Slovenia

All contractors start their first day in our office to collect the equipment needed to work remotely.


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