Technology support I

Posted Yesterday
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London, Greater London, England, GBR
Hybrid
Entry level
Financial Services
We’re one of the world’s biggest technology-driven companies
The Role
Supports production technology and LLM-powered systems by monitoring application flows, troubleshooting incidents, developing reliable AI microservices, and implementing LLMOps practices. Responsibilities include L3 incident management, retrieval and vector systems, prompt and model lifecycle controls, guardrails, data quality, observability, CI/CD integration, resiliency, security, and regulatory documentation. The role also develops architecture artifacts, evaluation frameworks, deterministic fallbacks, and secure production code for enterprise AI applications.
Summary Generated by Built In

Embark on a dynamic career in tech support, where your skills contribute to maintaining world-class technology solutions to ensure a seamless user experience.

 
As a Technology Support I team member in Commercial and Investment bank, you will ensure the operational stability, availability, and performance of our production application flows. Be part of the team responsible for troubleshooting, maintaining, identifying, escalating, and resolving production service interruptions for all internally and externally developed systems, ensuring a seamless user experience.

Job Responsibilities

  • Troubleshoot and monitor production application flows to ensure end-to-end application or infrastructure service delivery to support business operations, addressing anomalies using standard observability tools.
  • Uses enterprise-authorized AI capabilities within the work environment to speed up incident triage and initial problem analysis (e.g., summarizing logs/symptoms into hypotheses), validating outputs and handling operational data according to sensitivity and security requirements.
  • Assist in the improvement of operational stability and availability through participation in problem management.
  • Identify and document basic issues and potential solutions and support the management of incidents, problems, and changes in technology applications or infrastructure, escalating in compliance with firm policy and processes.
  • Applies reuse-first, AI-assisted practices within operational stability routines to identify recurring interruption patterns and support validated remediation actions aligned to resiliency and security expectations.
  • Execute creative LLM-assisted software solutions; design, develop, and troubleshoot LLM-powered applications and services (e.g., retrieval augmented generation, agent workflows, structured extraction, classification) with a willingness to think beyond routine approaches to break down technical problems and deliver measurable outcomes and think in the novel Agentic AI way.
  • Provide Level 3 (L3) support for LLM-assisted production systems, own complex incidents, model and prompt rollouts/rollbacks, dependency issues (vector stores, embeddings, feature stores), and ensure high availability, reliability, and adherence to SLAs including latency and cost budgets.
  • Develop data quality rules and controls using LLM; define and enforce guardrails for prompts, retrieved context, model inputs/outputs, and post-processing, including PII redaction, toxicity/safety filters, hallucination mitigation, output schema validation, and policy compliance.
  • Create secure, high-quality production code: implement LLM-assisted microservices, synchronous and asynchronous inference pipelines (streaming where appropriate), deterministic fallbacks, circuit breakers, and observability for reliability in production.
  • Produce architecture and design artifacts, deliver model cards, system/data lineage, RAG/agent reference architectures, prompt libraries and versioning strategies, evaluation plans, and control evidence ensuring design constraints and regulatory expectations are met during development.
  • Drive LLMOps best practices; integrate models, prompts, and evaluation into CI/CD, enforce approvals, segregation of duties, and reproducibility, automate regression and guardrail tests, and manage lifecycle across environments while ensuring LLM-driven systems meet enterprise reliability and resilience expectations (disaster recovery, fallback behaviors, regional resiliency, and performance SLOs).


Required Qualifications, Capabilities, and Skills

  • Formal training or certification on troubleshooting, resolving, and maintaining information technology services concepts and advanced applied experience
  • Working knowledge of using enterprise-authorized AI capabilities within the work environment to support production support workflows with strong validation habits and awareness of data sensitivity.
  • Ability to review and validate AI-assisted incident recommendations before action, escalating when uncertain and following operational and security expectations.
  • Familiarity with applications or infrastructure in a large-scale technology environment on-premises or in the public cloud.
  • Formal training or certification in software engineering concepts, with practical experience applying them to LLM-enabled systems in regulated environments.
  • Strong coding skills in Java/Python and SQL, applied to building LLM-enabled microservices, retrieval pipelines, evaluators, and data tooling; solid understanding of data structures, algorithms, and object-oriented programming as applied to LLM latency, caching, and throughput.
  • Hands-on experience with AWS and cloud data management (e.g., Redshift, DynamoDB, Aurora, Databricks), plus experience integrating managed model endpoints and embedding/vector services; familiarity with secure secret management, networking, and least-privilege access.
  • Proficiency in automation, CI/CD, and agile methodologies with LLMOps extensions: prompt and config versioning, automated evaluations, canary releases, and rollback strategies.
  • Experience in system design, application development, and operational stability for LLM architectures, including retrieval layers, vector stores, caching, observability, rate limiting, and backpressure strategies.
  • Strong analytical, problem-solving, and communication skills, including the ability to explain model behaviors, tradeoffs, and control decisions to both technical and non-technical stakeholders.
  • Strong understanding of how large language models work and of data-modeling challenges in big data and LLM contexts — embeddings, chunking strategies, vector similarity nuances, retrieval quality measures, and document lineage.


Preferred Qualifications, Capabilities, and Skills

  • Exposure to defining model-usage guidelines (which models fit requirements analysis, code generation/refactoring, test generation, and documentation) and to translating business and regulatory requirements into technical specifications, control implementations, and API/service contracts.
  • Hands-on experience with modern application stacks and API tooling — e.g., Node/Express, React, REST API design and integration, and API testing with Postman/Insomnia — applied to building LLM-assisted microservices and internal tooling.
  • Familiarity with treating prompts and system instructions as versioned, reviewable engineering artifacts (change control, traceability) and with evaluation discipline — defining accuracy/performance benchmarks, seeded examples, output schemas, and canonical evaluation sets to support determinism and reproducibility.
  • Working knowledge of secure-by-design and observability practices — authentication/authorization (AuthO, JWT, Bcrypt), ACL, CORS and least-privilege access, log analysis and monitoring (e.g., Grafana/Datadog/Splunk), and multi-cloud deployment (AWS Amplify/EC2/RDS, GCP) — supporting guardrails, resiliency, and reliable production operations.
  • Ability to continuously learn about new developments in Agentic AI and LLM-driven software coding, with demonstrated breadth across AI/ML domains (e.g., computer vision, structured data extraction, plugin/extensibility architectures, and third-party/market-data API integration such as Bloomberg).
About UsJ.P. Morgan is a global leader in financial services, providing strategic advice and products to the world’s most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives.
  
We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.
About the TeamJ.P. Morgan’s Commercial & Investment Bank is a global leader across banking, markets, securities services and payments. Corporations, governments and institutions throughout the world entrust us with their business in more than 100 countries. The Commercial & Investment Bank provides strategic advice, raises capital, manages risk and extends liquidity in markets around the world. 

Skills Required

  • Formal training or certification in troubleshooting, resolving, and maintaining information technology services
  • Experience using enterprise-authorized AI capabilities for production support workflows, with validation and data-sensitivity awareness
  • Experience reviewing and validating AI-assisted incident recommendations
  • Familiarity with applications or infrastructure in large-scale on-premises or public-cloud environments
  • Formal training or certification in software engineering concepts
  • Practical experience applying software engineering concepts to LLM-enabled systems in regulated environments
  • Strong coding skills in Java or Python and SQL
  • Knowledge of data structures, algorithms, and object-oriented programming
  • Hands-on AWS and cloud data management experience, including Redshift, DynamoDB, Aurora, or Databricks
  • Experience integrating managed model endpoints and embedding or vector services
  • Familiarity with secure secret management, networking, and least-privilege access
  • Proficiency in automation, CI/CD, agile methodologies, and LLMOps practices
  • Experience with system design, application development, and operational stability for LLM architectures
  • Strong analytical, problem-solving, communication, and stakeholder-explanation skills
  • Understanding of LLMs, embeddings, chunking, vector similarity, retrieval quality, data modeling, and document lineage
  • Experience defining model-usage guidelines and translating business or regulatory requirements into technical specifications and controls
  • Experience with Node.js, Express, React, REST API design, and Postman or Insomnia
  • Experience treating prompts and system instructions as versioned engineering artifacts
  • Knowledge of authentication, authorization, Auth0, JWT, Bcrypt, ACL, CORS, monitoring, and multi-cloud deployment
  • Breadth across AI and ML domains such as computer vision, structured data extraction, plugin architectures, and Bloomberg or market-data API integration

JPMorganChase Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about JPMorganChase and has not been reviewed or approved by JPMorganChase.

  • Healthcare Strength Medical, dental, vision, and mental-health coverage are broad, with wellness incentives, on-site or virtual care, and an EAP offering coaching and counseling. Plan materials emphasize accessible options, including multiple medical choices and tools to manage costs.
  • Parental & Family Support Paid parental leave extends up to 16 weeks for all parents, supplemented by paid Critical Caregiver Leave. Family resources include backup childcare via Bright Horizons, lactation support and milk-shipping, family-building assistance, and even a free five-month SNOO rental for newborns.
  • Retirement Support Retirement programs include a 401(k) with an annual company match and automatic pay credits for most employees, with a legacy pension available to earlier hires. An Employee Stock Purchase Plan at a 5% discount further supports long-term savings.

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The Company
HQ: New York, NY
289,097 Employees
Year Founded: 1799

What We Do

JPMorgan Chase & Co. (NYSE: JPM) is a leading global financial services firm with assets of $3.7 trillion and operations worldwide. The firm is a leader in investment banking, financial services for consumers and small businesses, commercial banking, financial transaction processing, and asset management. A component of the Dow Jones Industrial Average, JPMorgan Chase & Co. serves millions of consumers in the United States and many of the world’s most prominent corporate, institutional and government clients under its J.P. Morgan and Chase brands. Technology fuels every aspect of our company and is at the heart of everything we do. With over 50,000 technologists globally and an annual tech spend of $12 billion, we are dedicated to improving the design, analytics, development, coding, testing and application programming that goes into creating high quality software and new products. Learn more about technology at our firm, explore resources from our Distinguished Engineers, AI & ML researchers, and other experts; access the latest episode of our TechTrends podcast, and more at www.jpmorgan.com/technology. Information about JPMorgan Chase & Co. is available at www.jpmorganchase.com. ©2023 JPMorgan Chase & Co. All rights reserved. JPMorgan Chase is an Equal Opportunity Employer, including Disability/Veterans.

Why Work With Us

Our technologists work on a diverse range of solutions that include strategic technology initiatives, big data, mobile, electronic payments, machine learning, cybersecurity, enterprise cloud development, and other state-of-the-art technologies.

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