Product Software Engineer – Technology Solutions

Twenty First Group

Product Software Engineer building custom AWS applications, APIs, and AI tools for sports competitions, federations, brands, and broadcasters. Shaping projects, supporting event go-lives, and mentoring engineers.

Posted 8/14/2026full-timeLondon • 🇬🇧 United KingdomMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates strong proficiency in Python and experience with AWS services, including AWS Lambda, EventBridge, and DynamoDB, while leveraging AI tools for development. Capable of building scalable, low-latency solutions in a collaborative environment, with a focus on sports data and event-driven architectures.

Highest-signal resume keywords

Python ProficiencyAWS Services ExperienceEvent-Driven ArchitectureAI Tool UtilizationSQL and NoSQL Data Modeling

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonAWS LambdaEventBridgeDynamoDBSQLNoSQLTerraformModel Context Protocol (MCP)Agentic Coding WorkflowsJava

Soft Skills

CoachingMentoringCollaborationProblem-SolvingCommunication

Tools & Technologies

AWSAI ToolsTerraform

Industry Keywords

Sports BusinessEvent SolutionsLow-Latency EnvironmentsScalabilityOpen Source

Tech Stack

Tools & technologies

AWSDynamoDBJavaNoSQLOpen SourcePythonSQLTerraform

About the role

Key responsibilities & impact

Partner with PMs and stakeholders to build custom solutions
Suggest technical and feature trade-offs to ensure solutions fit the brief and available delivery timeline without compromising quality
Develop robust, low-latency solutions using AWS services
Contribute to a shared ecosystem of services and tools under the internal open source model
Prioritize scalability and the best collective outcome over component ownership
Support sporting-event solutions with fixed deadlines and go-live requirements
Leverage AI tools to accelerate development and enhance system logic while maintaining human oversight and accountability
Work in an XP-influenced environment using TDD and continuous delivery
Understand the rationale behind systems and the customers they serve
Shape projects and coach and mentor colleagues

Requirements

What you’ll need

Several years of experience and readiness for a mid-level role
Recent bootcamp graduates, such as Makers Academy or Le Wagon, are welcome to apply
Strong proficiency in Python
Comfortable moving between and learning new programming languages
Everyday use of agentic coding workflows
Experience leveraging Claude Skills, Model Context Protocol (MCP), and autonomous agents
Experience building and scaling event-driven architectures using AWS Lambda, EventBridge, and DynamoDB
Follow sports and understand the context of the data and markets being built for
Java experience is helpful
Sports business experience is helpful
Hands-on Terraform experience is helpful
Proficiency with SQL and NoSQL data modeling for high-volume, low-latency environments is helpful

Benefits

Comp & perks

Hybrid-working out of our London office (Farringdon) - 3 days/week minimum in office
Salary based on our external benchmarking framework, plus eligibility for a bonus scheme
Private health insurance
Occupational life cover
Income protection insurance
Personal days, including birthdays and health and wellness days
AI forward culture including Claude Code Premium subscription