Technical Analyst (Api/Json)

Lorien; Greater London; Hybrid; GBP 45,000 - 65,000; Part time

Job summary

Lorien in London is seeking a Technical Analyst to translate complex business requirements into scalable API-driven solutions. You will work in a hybrid model with two on-site days weekly, within a Financial Services context.

The role focuses on API design using JSON, microservices and UML modelling, bridging business needs with technical delivery in an Agile environment. Umbrella-based engagement and collaboration with engineering teams are expected.

Qualifications

• The Ideal candidate is a technically proficient analyst with API, JSON, microservices and UML modelling experience.
• Experience in Technical Analysis, solution design, requirements gathering and software delivery.
• Hands-on experience interpreting, designing, and developing APIs using JSON.

Responsibilities

• Analyse business and technical requirements and translate them into technical specs.
• Design, develop and test API interfaces using JSON and deploy them to test environments.
• Work with microservices architecture and distributed systems integration.
• Produce technical designs and UML models documenting system processes and interactions.
• Collaborate with engineers, architects and stakeholders to deliver aligned solutions.
• Apply Agile and DevOps methodologies to support rapid delivery and automation.
• Support prototyping, testing and deployment activities meeting functional and non-functional requirements.
• Analyse system performance and identify opportunities to improve scalability and reliability.
• Demonstrate strong technical analysis and software delivery capabilities.
• Interpret and develop APIs from scratch and integrate systems for testing.

Skills

API proficiency

JSON

Microservices

UML modelling

Agile methodologies

DevOps practices

Stakeholder communication

Analytical thinking

Tools

CI/CD pipelines

Job description

Technical Analyst (JSON, API)

Hybrid Working - London - 2 days a week on site.

Financial Services

Lorien's leading banking client is looking for a Technical Analyst to join a collaborative Agile technology team within the Financial Services sector. The successful candidate will translate complex business requirements into scalable technical solutions, working across the full software development lifecycle, from analysis and design through to development, testing, and deployment.

The Ideal candidate is a technically proficient analyst with strong API, JSON, microservices and UML modelling experience, capable of bridging the gap between business requirements and technical delivery. The ideal candidate will thrive in an Agile environment, working closely with engineering teams and stakeholders to deliver robust, scalable solutions.

This role is based in London.

This role will be Via Umbrella.

Working in a Hybrid Model of 2 days a week on site.

Key Responsibilities

• Analyse business and technical requirements, translating them into clear technical specifications and solutions.
• Design, develop and test API interfaces using JSON, including building interfaces from scratch, and deploying them into test environments.
• Work with microservices architecture, supporting system integration and distributed application development.
• Produce technical designs and UML models to document system processes, functionality, and interactions.
• Collaborate with engineers, architects, and stakeholders to deliver solutions aligned with business objectives.
• Apply Agile and DevOps methodologies to support rapid delivery, automation, and continuous improvement.
• Support prototyping, testing, and deployment activities, ensuring solutions meet functional and non-functional requirements.
• Analyse system performance and identify opportunities to improve scalability, reliability, and efficiency.
• Strong experience in Technical Analysis, solution design, requirements gathering and software delivery.
• Firsthand experience interpreting, designing, and developing APIs using JSON.
• Ability to build API interfaces from scratch, integrate systems and deploy solutions for testing.
• Experience working with microservices architecture and distributed systems.
• Strong understanding of UML modelling within technical analysis and solution design.
• Experience with Agile and DevOps tools, practices, and methodologies.
• Knowledge of software development lifecycles, testing, deployment, and automation.
• Strong analytical and critical thinking skills, with the ability to translate complex requirements into technical solutions.
• Excellent communication, collaboration, and stakeholder management skills.
• Experience working in demanding environments with short delivery cycles.
• Previous experience within Banking or Financial Services.
• Knowledge of CI/CD pipelines, automated testing and deployment.
• Understanding of non-functional requirements, including performance, scalability and high availability.