Senior Python Developer/ Engineer
Likely
Sponsorship likelihood
This employer has issued visas recently
Not disclosed
Salary
Not disclosed by employer
£54,700
Going rate
Skilled Worker going rate
This role likely qualifies for a Skilled Worker visa
SOC 2134 (90% match) is an eligible occupation, with a going rate of £54,700, and Cognizant is a licensed sponsor. That is our reading of the rules. Whether they issue a Certificate of Sponsorship is still their call.
In 2025, Cognizant assigned 528 or more Certificates of Sponsorship for SOC 2134 jobs, according to the Home Office.
New graduate or PhD holder? Pick one of the lower rates.
What each route needs for this job
| Occupation code | New entrant 70% of going rate | STEM PhD 80% of going rate | Relevant PhD 90% of going rate | Standard rate 100% of going rate |
|---|---|---|---|---|
2134 Programmers and software development professionals Most likely code | £38,300 | £43,700 | £49,200 | £54,700 |
We use the lowest threshold across the plausible codes. Likelihood is Possible at most when the pay clears only a lower rate, or only under a less likely code. How the Home Office picks the code
About the role
This role is ideal for someone who is strong in Python, confident working with architects and APIs, and comfortable delivering features within an Agile delivery team.
Responsibilities
- Develop high quality, secure, and maintainable features for the client Digital Onboarding Service using Python on the backend in a serverless and containerized architecture with a NextJS/React client frontend.
- Design, develop, and maintain scalable RESTful APIs and microservices using Python frameworks such as FastAPI or Flask.
- Build and support cloud-native solutions leveraging AWS services including Lambda, ECS Fargate, API Gateway, DynamoDB, S3, Secrets Manager, and CloudWatch.
- Work closely with the Lead React Engineer, Technical Architects, and Engineering teams to implement technical designs, architectural patterns, and coding standards.
- Collaborate with product managers, designers, and client stakeholders to translate business requirements into robust technical solutions.
- Design and implement integrations with internal client systems and external third-party APIs using REST, webhooks, and event-driven integration patterns.
- Apply software engineering best practices, including SOLID principles, Clean Architecture, Repository Pattern, Factory Pattern, Strategy Pattern, Dependency Injection, and other design patterns to create maintainable and extensible solutions.
- Implement resilient solutions using retry mechanisms, error handling strategies, circuit breaker patterns, dead-letter queues, and asynchronous messaging.
- Work within established development and release processes to ensure high-quality software delivery. Contribute to code quality, automated testing, performance optimization, and system reliability improvements.
- Professional software engineering experience.
- Strong commercial experience with Python using FastAPI, Flask, or similar backend frameworks.
- Extensive experience developing RESTful APIs, microservices, and backend services.
- Strong hands-on experience with AWS cloud services, including ECS Fargate, Lambda, API Gateway, DynamoDB, S3, SNS, SQS, EventBridge, Step Functions, IAM, Secrets Manager, and CloudWatch.
- Strong experience with serverless deployment and architecture patterns.
- Experience developing and deploying containerized applications using Docker and AWS ECS/Fargate.
- Experience integrating with third-party APIs, enterprise platforms, and external services.
- Strong understanding of software design patterns, object-oriented programming principles, clean code practices, and distributed system design.
- Experience implementing API security using OAuth2, JWT, OpenID Connect, API Keys, and secure authentication/authorization mechanisms.
- Experience with relational and NoSQL databases such as PostgreSQL, MySQL, Aurora, or DynamoDB.
- Experience with Infrastructure as Code (Terraform, AWS CDK, or CloudFormation) is highly desirable.
- Good understanding of software deployment processes, application monitoring, logging, and environment management.
- Experience working in secure or regulated environments (e.g., healthcare, finance, government) is beneficial.
- Understanding of data protection, access control, and secure software development practices.
- Experience working within Agile/Scrum delivery environments.
- Experience with React/NextJS.
This description is the source posting as it read when we added it. We are not affiliated with Cognizant, so check their own site for the current details.
Where this offer sits in the market
Programmers and software development professionals (SOC 2134) · UK · ONS ASHE 2025 · basic pay · ~399k in sample- Middle half £42,536–76,752
- Median £56,784
- Going rate £54,700
- Threshold £41,700
- New entrant £38,300–49,200
Similar sponsored roles
See all UK visa jobsAbout sponsorship for this role
Does this job guarantee visa sponsorship?
Not necessarily. Cognizant holds a sponsor licence, but sponsorship for a specific hire is always the employer's decision. In 2025, Cognizant assigned 528 or more Certificates of Sponsorship for SOC 2134 jobs, according to the Home Office. Be upfront in your application that you'll require it.
What salary is needed for this role to be eligible?
The offer must clear both the general threshold and the SOC 2134 going rate of £54,700. New-entrant and shortage discounts can lower it.