Full-Time

Lead Web UI Developer

Posted on 2/26/2024

ION Group

ION Group

5,001-10,000 employees

Automation technology for financial sector clients

No salary listed

Expert

London, UK

Hybrid position in London.

Category
Product & UX/UI Design
UI/UX & Design
Required Skills
Agile
JavaScript
React.js
GraphQL
TypeScript
Vue.js
AngularJS
Requirements
  • 10+ years of commercial-grade web/front-end development experience.
  • Strong experience in modern JavaScript, ideally TypeScript, building web applications with modern frameworks such as React, Angular and/or Vue.
  • Solid skills interacting with multiple types of API formats, preferably REST and GraphQL, but additional skills with Websockets, SSE, RPC would be desired.
  • Contribute to the design process from gathering requirements, planning and ideating from the start of a project.
  • Demonstrate an understanding of user behavior and how to tailor web experiences to meet the needs of users.
  • Work with designers and other partners to collaborate on design & wireframing and take responsibility for delivering high-quality implementations.
  • Experience with Agile development methodologies.
  • Strong interpersonal and organizational skills.
  • Demonstrable team leadership experience.
  • Knowledge of, and strong demonstrated interest in, global financial markets and financial products is a strong plus.
  • Bachelors or Masters in Computer Science, Engineering, Physics, Math, or related work experience.
Responsibilities
  • You will build applications that push the envelope when it comes to throughput, latency, resiliency, all the while making sure that we deliver on-time and within budget.
  • Develop and communicate a clear technical vision and strategy for building web experiences within the organization. Lead the architectural design and evolution of web experiences to support our growth and innovation goals.
  • Lead the development of the engineering teams skillsets and growth. Provide continuous support for engineers, allowing the whole team to be productive and execute on the vision that you help define.
  • Maintain hands-on involvement in software development, setting best practices, and ensuring high standards of quality. Mentor and guide the development team in implementing complex UI concepts and efficient coding techniques.
  • Craft robust, scalable, and flexible UI application architectures that support the needs of the business while accommodating future growth and technologies. This includes ongoing iteration of the target state architecture based on feedback and learnings.
  • Identify and evaluate new technologies, tools, and practices that can enhance the organization's data capabilities. Lead the adoption of cutting-edge UI technologies, such as code quality tools, static analysis, build time optimization, and run time monitoring.
  • Work closely with product owners, data specialists, and cross-functional teams to align technical solutions with business needs. Influence decision-making at the highest levels of the company with your technical expertise and vision.
  • Ensure data systems are optimized for performance and scalability. Conduct code reviews, system simulations, and performance testing to identify bottlenecks and improvement opportunities.
Desired Qualifications
  • Knowledge of, and strong demonstrated interest in, global financial markets and financial products is a strong plus.

ION Group specializes in automation technology tailored for the financial sector, primarily serving institutional clients like investment banks, asset managers, and brokers. The company provides advanced software solutions that enhance trading, processing, and risk management activities in global financial markets. ION's products include sophisticated software platforms and APIs that enable clients to connect seamlessly to various trading venues and exchanges, ensuring efficient and accurate transactions. Revenue is generated through software licensing, subscription fees, and professional services such as customization and support. ION Group differentiates itself by continuously pushing the boundaries of automation technology and acquiring entrepreneurial firms, which allows it to remain agile and responsive to market changes. The company's goal is to enhance efficiency and reduce operational risks for its clients, positioning itself as a leader in the financial technology space.

Company Size

5,001-10,000

Company Stage

Growth Equity (Venture Capital)

Total Funding

$438.5M

Headquarters

London, United Kingdom

Founded

1998

Simplify Jobs

Simplify's Take

What believers are saying

  • ION's Fidessa Algorithms won 'Best algo trading solution' in May 2025.
  • ION Commodities named CTRM Software House of the Year at Energy Risk Awards 2025.
  • ION's Enterprise Payment Hub centralizes and automates payment processing for businesses.

What critics are saying

  • Emerging fintech startups offer similar automation solutions at lower costs.
  • Rapid technological advancements may outstrip ION's ability to update platforms.
  • Reliance on acquisitions for growth could lead to integration challenges.

What makes ION Group unique

  • ION Group specializes in automation technology for the financial sector.
  • The company offers sophisticated software platforms and APIs for seamless trading.
  • ION's innovative approach enhances efficiency and reduces operational risks for clients.

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Benefits

Health, dental, and vision insurance

AD&D and disability insurance

Flexible spending account

Health savings account

Life insurance

Mental health care

401K plan

Performance bonus

Supplemental workers' compensation

Family medical leave & parental leave

PTO, paid holidays, sick days, bereavement leave, and volunteer time off

Commuter checks

Company social events

Employee assistance program

Free lunch

mobile phone discount

Growth & Insights and Company News

Headcount

6 month growth

↑ 1%

1 year growth

↑ 0%

2 year growth

↑ 0%
PR Newswire
May 23rd, 2025
ION wins "Best algo trading solution" at WatersTechnology Asia Awards 2025

LONDON, May 23, 2025 /PRNewswire/ - ION, a global leader in trading and workflow automation software, high-value analytics and insights, and strategic consulting to financial institutions, central banks, governments, and corporates, announces that its Fidessa Algorithms has won "Best algo trading solution" at the WatersTechnology Asia Awards 2025.

PR Newswire
May 22nd, 2025
Ion Commodities Named Ctrm Software House Of The Year At Energy Risk Awards 2025

LONDON, May 22, 2025 /PRNewswire/ -- ION Commodities, the leading global provider of energy and commodity trading and risk management (ETRM/CTRM) solutions, has been named CTRM Software House of the Year at the prestigious Energy Risk Awards 2025.Each year, Risk.net – the world's leading source of in-depth news and analysis—hosts the Energy Risk Awards to recognize excellence in the commodity markets. The awards distinguish companies across global commodity markets for their innovation and leadership.This recognition highlights ION Commodities' continued commitment to delivering innovative, scalable, and future-ready solutions that empower organizations to navigate an increasingly volatile and complex trading environment. It underscores ION's role as a trusted partner in driving digital transformation and operational resilience across global commodity markets.In recent years, ION has significantly invested in its CTRM portfolio—continuing to expand its functionality for traditional fossil fuel-based commodities while also advancing capabilities to support the energy transition. This dual focus enables businesses to navigate both long-term market shifts and near-term disruptions, while meeting growing regulatory and sustainability demands.With investments in AI, real-time analytics, cloud-native architecture, and integration across traditional and renewable fuels, biogas, carbon, and power markets, ION supports a diverse range of energy and commodity businesses in transforming and streamlining new and existing operations. Many companies have turned to ION to modernize their global trading operations, integrate renewables, and optimize supply chains. From SaaS solutions like Aspect to enterprise-scale C/ETRMs like Openlink, TriplePoint, RightAngle, and Allegro, ION's technology enables real-time risk mitigation, cross-market visibility, and long-term scalability."This recognition underscores ION's role in supporting businesses navigating the complex realities of today's global commodity markets," said Sunil Biswas, Chief Executive Officer of ION Corporates

PR Newswire
May 16th, 2025
Creditflux Announces 2025 Clo Manager Awards Winners

The Creditflux awards are the only credit fund and CLO industry awards solely determined by data and metrics, showcasing the market's best performers. LONDON, May 16, 2025 /PRNewswire/ -- Creditflux, a Debtwire service and part of ION Analytics, and the leading source for CLO and credit trading news, data, and analysis globally, hosted its 17th annual CLO Manager Awards at the Nobu Hotel in London on 15 May 2025. The global collateralized loan obligation (CLO) community came together to recognize the best-performing CLOs, managers, and funds across the USD 1.4tn global CLO market. This year, over 90 CLO managers and CLO fund managers submitted performance data for the awards. The category winners were announced live during the Creditflux Manager Awards Dinner, attended by 350 guests

ION Group
May 1st, 2025
ION's Fidessa CAT Reporting Service named "Most Innovative Trade & Transaction Reporting Initiative" at A-Team Innovation Awards 2025

LONDON - 01 May 2025: ION, a global leader in trading and workflow automation software, high-value analytics and insights, and strategic consulting to financial institutions, central banks, governments, and corporates, announces that ION's Fidessa Consolidated Audit Trail (CAT) Reporting Service has been named "Most Innovative Trade & Transaction Reporting Initiative" at the A-Team Innovation Awards 2025.

PR Newswire
Apr 3rd, 2025
Ion Treasury Announces Launch Of Its Enterprise Payment Hub To Centralize Payment Processing

LONDON, April 3, 2025 /PRNewswire/ -- ION Treasury, a global provider of treasury and risk management solutions for corporations, financial institutions, and central banks, announces the launch of its Enterprise Payment Hub, a new solution, to centralize, automate, and secure payment processing.The Enterprise Payment Hub is ideal for businesses with multiple payment source systems and numerous points of connection to their banks. Many companies lack end-to-end visibility of their payments and require consistent processes that comply with their control frameworks. The Enterprise Payment Hub consolidates the end-to-end payment process into a single platform, ensuring system-controlled security, consistency of payment workflows, file encryption, reliable connectivity, cut-off time management, and payment monitoring. The solution's connectivity facilitates transfers of payment files between upstream systems and banks through various channels.Real-time visibility and automationThe Enterprise Payment Hub ensures that companies never lose track of any payments as they move through the payment lifecycle. With API integration and support for SWIFT GPI, users gain real-time visibility of global payments through on-screen monitors. It is designed to maximize productivity through automation and sends alerts for any items that require timely actions.Demonstrating ION Treasury's commitment to supporting CFOs through their digital transformation, the Enterprise Payment Hub brings finance teams closer to their objectives

INACTIVE