Senior Python Developer Mobile App Security (Contract | Remote)

We're looking for an experienced

Senior Python Developer

with strong expertise in

Mobile App Attestation

, backend security, and secure API development. This is a

remote contract opportunity

for someone who enjoys solving complex security challenges and building production-grade backend services.

Role

Employment Type

Contract

Location

Remote

Joining

Immediate preferred

Duration

Project-based with the possibility of extension

Flexible engagement with expected availability based on project milestones and deliverables.

Suitable for independent consultants and professionals who are contractually permitted to undertake external consulting work.

Mandatory Skills

8+ years of hands-on Python development experience.

Hands-on experience implementing

Apple App Attest (App Attestation)

.

Experience validating

App Attestation tokens

on the backend.

Strong understanding of

API Security

, authentication, and authorization.

Experience developing secure REST APIs using

FastAPI

,

Flask

, or

Django

.

Strong problem-solving skills with a security-first mindset.

Preferred Skills

Experience with

JWT

,

OAuth 2.0

,

mTLS

, certificates, cryptography, and secure communication.

Strong knowledge of

PostgreSQL

or

MySQL

.

Experience with

Git

and modern software development workflows.

Experience implementing

Google Play Integrity API

or Android App Attestation.

Experience with

AWS

,

Azure

, or

GCP

.

Knowledge of

OWASP Mobile Security

best practices.

Experience securing

mobile banking, payments, or FinTech

applications.

Experience with

certificate pinning

and mobile security architecture.

Key Responsibilities

Design and develop secure backend services for mobile applications.

Implement and validate

Apple App Attest (App Attestation)

on the backend.

Develop secure REST APIs and authentication mechanisms.

Collaborate with mobile developers to integrate end-to-end security features.

Troubleshoot and resolve backend security issues.

Write clean, maintainable, and well-documented code.

Participate in code reviews and contribute to security architecture discussions.

What We're Looking For

Self-motivated with a strong sense of ownership.

Excellent analytical and problem-solving skills.

Strong communication and documentation skills.

Comfortable working independently in a remote Agile environment.

Willing to work on a

contract engagement

.

If this opportunity aligns with your experience, I'd love to connect.

Please send a

LinkedIn connection request

with

Years of relevant Python development experience

Your top 3 areas of specialization

A brief example (23 lines) of a mobile security or backend security challenge you've solved

If there's a mutual fit, we'll discuss the project scope and next steps.

#Python #BackendSecurity #AppAttest #MobileSecurity #FastAPI #Flask #Django #CyberSecurity #FinTech #RemoteJobs #ContractJobs

Anuj We're looking for an experienced

Senior Python Developer

with strong expertise in

Mobile App Attestation

, backend security, and secure API development. This is a

remote contract opportunity

for someone who enjoys solving complex security challenges and building production-grade backend services.

Role

Employment Type

Contract

Location

Remote

Joining

Immediate preferred

Duration

Project-based with the possibility of extension

Flexible engagement with expected availability based on project milestones and deliverables.

Suitable for independent consultants and professionals who are contractually permitted to undertake external consulting work.

Mandatory Skills

8+ years of hands-on Python development experience.

Hands-on experience implementing

Apple App Attest (App Attestation)

.

Experience validating

App Attestation tokens

on the backend.

Strong understanding of

API Security

, authentication, and authorization.

Experience developing secure REST APIs using

FastAPI

,

Flask

, or

Django

.

Strong problem-solving skills with a security-first mindset.

Preferred Skills

Experience with

JWT

,

OAuth 2.0

,

mTLS

, certificates, cryptography, and secure communication.

Strong knowledge of

PostgreSQL

or

MySQL

.

Experience with

Git

and modern software development workflows.

Experience implementing

Google Play Integrity API

or Android App Attestation.

Experience with

AWS

,

Azure

, or

GCP

.

Knowledge of

OWASP Mobile Security

best practices.

Experience securing

mobile banking, payments, or FinTech

applications.

Experience with

certificate pinning

and mobile security architecture.

Key Responsibilities

Design and develop secure backend services for mobile applications.

Implement and validate

Apple App Attest (App Attestation)

on the backend.

Develop secure REST APIs and authentication mechanisms.

Collaborate with mobile developers to integrate end-to-end security features.

Troubleshoot and resolve backend security issues.

Write clean, maintainable, and well-documented code.

Participate in code reviews and contribute to security architecture discussions.

What We're Looking For

Self-motivated with a strong sense of ow