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Software Development Engineer in Test

Dns Info Ltd

City of Westminster

On-site

GBP 40,000 - 70,000

Full time

Today
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Job summary

A technology company in London is seeking an experienced Software Development Engineer in Test (SDET) for a full-time contract role. The ideal candidate will have strong proficiency in Python3 and significant experience designing automated testing frameworks for Back End applications. Responsibilities include working with microservices and CI/CD pipelines. The position offers flexibility and a competitive remuneration package.

Qualifications

  • Prior experience as an SDET or Software Developer.
  • Proficiency in Python3 with testing frameworks, preferably pytest.
  • Experience with automated testing frameworks for Back End applications.

Responsibilities

  • Designing and supporting automated testing frameworks for Back End applications.
  • Creating and running Docker containers.
  • Implementing CI/CD pipelines.

Skills

SDET or Software Developer experience
Proficiency in Python3
Automated testing frameworks for Back End
Understanding of REST API
Microservice architecture
Docker containers
AWS, Azure, or GCP experience
CI/CD pipelines with Jenkins

Tools

Jenkins
GitHub Actions
Job description
SDET (Software Development Engineer in test)

London Contract/Full Time Posted: Tuesday, 27 January 2026

(Fixed term Employment)

Required Skills:
  • Prior experience as an SDET or Software Developer;
  • Proficiency in Python3 and experience with testing frameworks (pytest preferred);
  • Experience designing and supporting automated testing frameworks for Back End applications;
  • Understanding of REST API design and principles with relevant hands-on experience;
  • Understanding and experience with modern microservice architecture and concepts including resiliency, failover, load-balancing, caching, etc.;
  • Hands-on experience creating and running Docker containers;
  • Hands-on experience with at least one cloud provider: AWS, Azure, or GCP (AWS preferred);
  • Experience with creating CI/CD pipelines using such tools as Jenkins, GitHub Actions, or similar (Jenkins preferred);
Nice to Have:
  • Experience with monitoring tools (Prometheus, Grafana, Elasticsearch/Logstash/Kibana, Datadog, Splunk, etc.)
  • Experience with Back End frameworks like Spring/Micronaut/Dropwizard (Spring is a big plus)
  • Experience with Kubernetes
  • Experience with non-functional testing
  • Experience with Infrastructure-as-Code concepts and tools like Terraform
  • Experience designing and supporting automated testing frameworks for Front End applications

Location London, UK

Industry IT

Company Dns Info Ltd

Contact Rohan

Telephone 01908915525

Email Contact This Company

Reference JS

Posted Date 1/27/2026 8:11:50 AM

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