Python Developer | Wireshark | Network Automation
6-Month Contract | £580 per Day Inside IR35 | Hybrid – 2 Days Onsite, North LondonWe are looking for an experienced
Python Backend Developer
to join an exciting 6-month contract, working on a specialist project focused on
Wireshark automation, network sniffing, packet capturing and backend application development .The successful contractor will play a key role in developing a
Wireshark as a Service
solution, transforming existing manual network packet capture processes into an automated, self-service web application.This role is ideal for a strong Python Developer with experience building backend services, REST APIs and automation solutions, alongside a good understanding of networking, packet capturing and network traffic analysis.
Key Responsibilities
Design, develop and implement a
Python-based backend application
to automate network packet capturing and traffic collection.
Develop a self-service solution allowing users to initiate packet captures by submitting IP addresses through a web interface.
Integrate
TShark (Wireshark CLI)
into backend services to automate network sniffing and packet capturing.
Build and maintain
REST APIs
connecting the frontend application with backend capture processes.
Automate the generation, processing, storage and retrieval of
PCAP files .
Develop asynchronous processing and
task queuing systems
to manage multiple packet capture requests.
Implement automated notifications and workflows to inform users when packet captures are completed.
Configure and optimise
TShark commands, packet capture filters and network traffic collection processes .
Troubleshoot backend application issues, API integrations and network capture functionality.
Collaborate with developers, network engineers and technical stakeholders to understand requirements and deliver scalable solutions.
Support additional Python development, system integrations and automation projects where required.
Essential Skills & Experience
Strong commercial experience in
Python backend development , scripting and automation.
Experience designing and developing
REST APIs
and backend applications.
Strong understanding of
networking fundamentals, TCP/IP, DNS, HTTP/HTTPS and network communications .
Knowledge of
network sniffing, packet capturing and network traffic analysis .
Experience integrating command-line tools and external processes into Python applications.
Experience working with
asynchronous processing, task queues and automated workflows .
Strong experience developing and troubleshooting applications within
Linux/server environments .
Experience handling file generation, storage and retrieval within backend systems.
Ability to work independently, translate technical requirements into working solutions and collaborate with cross-functional teams.
Highly Desirable Skills
Hands-on experience with
Wireshark, TShark or tcpdump .
Experience working with
PCAP files , packet filtering and network traffic capture tools.
Knowledge of
network sniffing, deep packet inspection and protocol analysis .
Experience automating Wireshark/TShark through Python scripts or backend applications.
Experience developing self-service web applications or network automation tools.
Knowledge of
Google Cloud Platform (GCP) , including Cloud Run, BigQuery and Cloud Storage.
Experience with
PostgreSQL, Elasticsearch or OpenSearch .
Experience working within cyber security, network monitoring or traffic analysis environments.
The Ideal Candidate
We are particularly interested in a
hands-on Python Backend Developer
who enjoys building automation tools, backend applications and technical integrations.You will have strong Python development skills, experience working with REST APIs and an understanding of networking concepts, ideally with exposure to
Wireshark, TShark, packet capturing or network sniffing technologies .This is primarily a
software development and automation role , rather than a traditional Network Engineer or Network Analyst position.
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