FanDuel Group is a world-class team of brands and products that deliver sports betting, gaming and entertainment to millions of US sports fans every day. That’s no easy task, and wouldn't be possible without a fantastic team who have helped us pioneer new products and innovative features that make us a leader in the industry. Whether you’re looking for better career progression, improved financial security or just a better sense of belonging, we believe we’ve created a culture in which everyone can succeed, no matter how you got here.

THE POSITION
Our roster has an opening with your name on it

You are considered a technical thought leader for the Engineering organization. You are part of a community of our
most senior Engineers, working with limited to no guidance and focusing on the organization’s most complex,
ambiguous problems. You provide guidance to and influence decisions made by other Engineers within the vertical.
You regularly interact with executives up to the c-suite, distilling relevant information from a complex technical
strategy and incorporating relevant business strategy in to technical strategies.

As part of this role, you own the technical strategy for an engineering vertical, with responsibility for technical
architecture and operational excellence. You take a leadership role on the vertical’s most important bodies of
technical work. You balance a long view with short term demands, taking a pragmatic approach to system design.
You embody simpler is always better, looking to reduce the complexity of the systems where you contribute. You do
not accept the status quo or restrict yourself to organizational boundaries – you influence other verticals' and the
organization’s “North Star” technical strategy, working with the Principal Community and other Engineering Leaders
to drive decision around programming languages, architecture, products, tools, approaches, and processes. You
provide mentorship and guidance for other Engineers, serving as a role model and supporting their career
progression.

THE GAME PLAN
Everyone on our team has a part to play

• Take ownership of a vertical’s architecture, aligning the vertical’s Engineers on a common technical strategy.
• Take ownership of a vertical’s operational excellence, taking a hands-on approach to the resolution of the
  vertical’s most complex issues when needed.
• Write simple code, taking complex paradigms and implementing them in a way that Engineers at all levels can
  understand and contribute to. Insist on high standards for code quality while not letting perfection be enemy of
  the good.
• Influence the strategy of the vertical’s teams, helping them understand how to make technical tradeoff
  decisions between short-term business needs and long-term technology needs.
• Drive engineering engagement best practices (e.g., Operational Excellence, Security, Quality, etc.) and set
  standards for your vertical.
• Help others leverage your expertise, by coaching and mentoring in your organisation. Contribute to the
  professional development of Engineers within the vertical, improving their technical knowledge and
  engineering practices.
• Support our software as part of a on-call rotation

THE STATS
What we’re looking for in our next teammate

• Expert level experience building and designing highly scalable, fault tolerant and highly available systems.
• Experience influencing technical decisions across 50+ person Engineering verticals
• Understand a broad range of complex data structures and complex algorithms.
• Expert level understanding of design patterns and architectural principles.
• Experienced in making pragmatic tradeoff decisions between short term needs and long-term needs.
• Experienced in many modern programming language e.g. Java or Python or any Functional/OO programming
  language.
• Some expertise in modern front-end frameworks (e.g., React, Angular) and the core web stack
  (JavaScript/TypeScript, HTML5, CSS3), including proven ability to optimise for performance and
  responsiveness
• Demonstrated abilities driving operational excellence and best practices through influence.

THE CONTRACT
We treat our team right

Competitive compensation is just the beginning. As part of our team, you can expect:

• An exciting and fun environment committed to driving real growth
• Opportunities to build really cool products that fans love
• Mentorship and professional development resources to help you refine your game
• Flexible vacation allowance to let you refuel
• Hall of Fame benefit programs and platforms

ABOUT FANDUEL

FanDuel Group is a world-class team of brands and products that deliver sports betting, gaming and entertainment to millions of US sports fans every day. That’s no easy task and wouldn't be possible without a fantastic team who have helped us pioneer new products and innovative features that make us a leader in the industry.

The company is based in New York with US offices in Los Angeles, Atlanta, and Jersey City, as well as global offices in Canada and Scotland. The company’s affiliates have offices worldwide, including in Ireland, Portugal, Romania, and Australia.

FanDuel Group is a subsidiary of Flutter Entertainment, the world's largest sports betting and gaming operator with a portfolio of globally recognized brands and traded on the New York Stock Exchange (NYSE: FLUT). 

PLAYER BENEFITS
We treat our team right

• Interesting work - working in a fast-paced and ever-changing industry, new problems and exciting solutions are never too far away. There are always opportunities to learn new skills and broaden your horizons
• A sense of achievement - Our teams own their own software and when that new feature ships to users and the positive feedback starts rolling in, you can feel proud of what you and your team created
• Personal development - clear and defined career pathways for every role at every level, a supportive manager, loads of learning opportunities and even 10% of your time to dedicate to your learning
• Belonging - everyone at FanDuel works for each other, we win together, make mistakes together and have lots of fun doing it
• Trust - A trusting work environment where productivity is valued above all else, giving you autonomy and ownership of your time and work
• Great financial package - Including salary, bonus, pension, private healthcare, share save scheme, flexible working & holiday policy along with a number of other benefits
  
  

Location: Our Scottish tech hub is based in central Edinburgh and is fitted with fabulous amenities including a gym, showers, bike parking, gaming pods, multiple breakout areas, meeting rooms, a roof terrace and much more. 

We operate a hybrid model for the majority of our roles, where we normally spend a day or two in the office per week.

FanDuel Group is an equal opportunities employer. Diversity and inclusion in FanDuel means that we respect and
value everyone as individuals. We don't tolerate bias, judgement or harassment. Our focus is on developing
employees so that they reach their full potential.

FanDuel Group is a world-class team of brands and products that deliver sports betting, gaming and entertainment to millions of US sports fans every day. That’s no easy task, and wouldn't be possible without a fantastic team who have helped us pioneer new products and innovative features that make us a leader in the industry. Whether you’re looking for better career progression, improved financial security or just a better sense of belonging, we believe we’ve created a culture in which everyone can succeed, no matter how you got here.

THE POSITION
Our roster has an opening with your name on it

FanDuel is looking for a Senior Staff Engineer to join our Core Marketing Platforms vertical where our teams are building new products, features and services to support and enable FanDuel’s Marketing teams. Customer generosity is a key focus for FanDuel and one which has significant investment.

You will be a technical thought leader for the Engineering organisation and part of the community of our most senior Engineers, working with limited to no guidance and focusing on FanDuel's most complex, ambiguous problems as well as driving outcomes around programming languages, architecture, products, tools, approaches and processes. As part of this role, you own the technical strategy for an engineering vertical, with responsibility for technical architecture and operational excellence.

THE GAME PLAN 

Everyone on our team has a part to play 

• You provide mentorship and guidance for other Engineers, serving as a role model and supporting their career progression and improving their technical knowledge of engineering practices.
• Ensure services and platforms are stable and scalable whilst future proofing our technology
• Be the subject matter expert and voice of the technical roadmap and champion of technical initiatives
• You will be involved in technical design, strategy and roadmaps but prepared to write code and pair program with engineers
• You embody “simpler is always better”, looking to reduce the complexity of the systems where you contribute.
• You do not accept the status quo or restrict yourself to organisational boundaries – you influence other verticals and the organisation’s “North Star” technical strategy
• You regularly interact with executives up to the c-suite, distilling relevant information from a complex technical strategy and incorporating relevant business strategy into technical strategies.
  
  

THE STATS 

What we’re looking for in our next teammate:

• BA/BS degree in Computer Science or related software engineering field, or equivalent practical experience. 7+ years of relevant work experience OR 5+ years of relevant work experience with a MS in Computer Science or related technical field. 

• Your technical background will have had exposure to Java, AWS and potentially Lambdas or Kafka. 

• Experience building or contributing to an advanced shared library, design system, or SDK 

• Understanding of modern architectures, design patterns, and platform nuances   

• Knowledge of web libraries and frameworks, such as Typescript, React, Angular, and/or Bootstrap   

• Experience influencing technical outcomes across Engineering verticals.

• Expert experience with testing concepts, test tools, and integrating testing and best practices in the SDLC   

• Strong sense of ownership, urgency, and drive.   

• Experienced in making pragmatic trade-offs between short term needs and long-term needs.
• Passion for working within a fast-paced environment and can adapt to change  
  
  

ABOUT FANDUEL

FanDuel Group is a world-class team of brands and products that deliver sports betting, gaming and entertainment to millions of US sports fans every day. That’s no easy task and wouldn't be possible without a fantastic team who have helped us pioneer new products and innovative features that make us a leader in the industry.

The company is based in New York with US offices in Los Angeles, Atlanta, and Jersey City, as well as global offices in Canada and Scotland. The company’s affiliates have offices worldwide, including in Ireland, Portugal, Romania, and Australia.

FanDuel Group is a subsidiary of Flutter Entertainment, the world's largest sports betting and gaming operator with a portfolio of globally recognized brands and traded on the New York Stock Exchange (NYSE: FLUT). 

PLAYER BENEFITS
We treat our team right

• Interesting work - working in a fast-paced and ever-changing industry, new problems and exciting solutions are never too far away. There are always opportunities to learn new skills and broaden your horizons
• A sense of achievement - Our teams own their own software and when that new feature ships to users and the positive feedback starts rolling in, you can feel proud of what you and your team created
• Personal development - clear and defined career pathways for every role at every level, a supportive manager, loads of learning opportunities and even 10% of your time to dedicate to your learning
• Belonging - everyone at FanDuel works for each other, we win together, make mistakes together and have lots of fun doing it
• Trust - A trusting work environment where productivity is valued above all else, giving you autonomy and ownership of your time and work
• Great financial package - Including salary, bonus, pension, private healthcare, share save scheme, flexible working & holiday policy along with a number of other benefits
  
  

Location: Our Scottish tech hub is based in central Edinburgh and is fitted with fabulous amenities including a gym, showers, bike parking, gaming pods, multiple breakout areas, meeting rooms, a roof terrace and much more. 

We operate a hybrid model for the majority of our roles, where we normally spend a day or two in the office per week.

FanDuel is an equal opportunities employer and we believe, as one of our principal states, “We Are One Team!”  As such, we are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, creed, sex, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, Veteran status, or another other characteristic protected by law. We believe FanDuel is strongest and best able to compete if all employees feel valued, respected, and included.    

THE POSITION

Our roster has an opening with your name on it

We’re growing our Market Making Engineering team that works on some of the coolest software in the industry - the systems that quote, price, and manage risk in real time for high-volume, high-velocity sports markets. This work spans the full RFQ/quote lifecycle (request → quote → accept → outcome) in low-latency, event-driven services. The team you will join works with quantitative analysts and trading/risk stakeholders to implement and run market making strategies, while proactively identifying opportunities for technical innovation within the Risk and Trading organization. Our stakeholders are the people who establish prices and manage risk for the #1 sports book in America! We’re looking for a Senior Staff Software Engineer. 

As a Senior Staff Software Engineer, you will lead an empowered, multidisciplinary team, autonomously tackling complex challenges that provide the very best experiences and products for a growing community of millions of players. The ideal candidate will have the confidence to propose pragmatic solutions to complex problems and be eager to learn from and educate others. You will help make technical decisions that will impact the broader organisation. This necessitates empathetic communicators with a commitment to outreach, documentation, assisting others, and continuous improvement.

THE GAME PLAN

Everyone on our team has a part to play

• Experience in both quantitative modeling practices and coding. You will be assisting in the creation of models/strategies and working with other engineers on your team to productionalize this software.
• You work in project ideas with stakeholders, and peers
• You own parts of product and technology & become subject matter experts
• You write simple and extendable code following standards and best practices. You test your code thoroughly
• You help balance customer requirements with the team requirements
• You lead team evolution by actively participating in the code review process, design discussions, team planning, and ticket/metric/COE reviews
• You classify, store, and handle data in accordance with FanDuel policies
• You track security risks and mitigate and/or escalate them in a timely manner
• You focus on operational excellence, constructively identifying problems and proposing solutions
• You take on projects and make software enhancements that improve the team software and processes
• You work to resolve the root cause of complex problems, leaving software better and easier to maintain than when you found it
• You are able to train new team-mates on how your team's software is constructed, how it operates, how secure it is, and how it fits into the bigger picture
• Your influence extends beyond the team at and org level
• You foster a constructive dialogue and seek resolutions in a professional way
• You help recruit and interview for your team
• You estimate stories/tasks accurately and deliver them in time
• You mentor and help to develop others
• On-call rotation where required. You provide excellent customer support
• You keep yourself up to date with market standards, open-source frameworks
• You build and evolve components that support real-time quoting and decisioning with careful attention to latency, throughput, and correctness
• You implement and maintain risk controls and guardrails (e.g., exposure checks, limits, throttling/filters, kill switch patterns)
• You ensure high-quality decision logging so strategies can be debugged, replayed, and improved using real quote/fill outcomes
• You partner with quants and stakeholders to define and monitor key metrics (e.g., quote ratio, win rate, expected vs realized margin, exposure/capital utilization)
• Most importantly, you are; humble, pragmatic, self-managed, thirsty for knowledge, never satisfied and always challenging the norm. Responsible for the state of the code you both inherit and produce
• Creative problem-solving ability 
• A passion for learning and always getting better

THE STATS

What we’re looking for in our next teammate

• BA/BS degree in Computer Science or related software engineering field, or equivalent practical experience. 7+ years of relevant work experience OR 5+ years of relevant work experience with a MS in Computer Science or related technical field.
• At least one frontend specialisation in any of the following: building native apps (Kotlin, Swift) or web apps using React (JavaScript or TypeScript) or hybrid apps using React Native
• Experience building or contributing to an advanced shared library, design system, or SDK
• Understanding of modern architectures, design patterns, and platform nuances 
• Knowledge of web libraries and frameworks, such as Typescript, React, Angular, and/or Bootstrap 
• Familiarity with full stacks, single-page applications and/or micro frontends 
• Expert experience with testing concepts, test tools, and integrating testing and best practices in the SDLC 
• Strong sense of ownership, urgency, and drive. 
• Familiarity working in an Agile environment 
• Passion for working within a fast-paced environment and can adapt to change 

PLAYER BENEFITS

We treat our team right
 
From our many opportunities for professional development to our generous insurance and paid leave policies, we’re committed to making sure our employees get as much out of FanDuel as we ask them to give. Competitive compensation is just the beginning. As part of our team, you can expect:

• An exciting and fun environment committed to driving real growth
• Opportunities to build really cool products that fans love
• Career and professional development resources to help you refine your game plan for owning and driving your career and development
• Be well, save well and live well - with FanDuel Total Rewards your benefits are one highlight reel after another

Diversity, Equity and Inclusion

FanDuel is an equal opportunities employer. Diversity and inclusion in FanDuel means that we respect and value everyone as individuals. We don't tolerate bias, judgment or harassment. Our focus is on developing employees so that they reach their full potential.

The requirements listed in our job descriptions are guidelines, not hard and fast rules. You don’t have to satisfy every requirement or meet every qualification listed. If your skills are transferable and you are in the ballpark experience-wise, we'd love to speak to you!

Principal Frontend Developer (React)

Location: Edinburgh (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent

Shape seamless digital experiences that define the future of financial services

The Role

As a Principal Frontend Developer at Capco, you’ll lead the development of scalable and secure web applications for global financial clients using modern JavaScript frameworks, primarily React. You’ll architect responsive, accessible, and elegant user interfaces and work closely with cross-functional teams to deliver transformative digital experiences. As a senior technical leader, you’ll mentor others, influence frontend strategy, and drive best practices.

What You’ll Do

• Architect and implement complex frontend systems using React and modern frameworks

• Apply UX/UI best practices to deliver pixel-perfect, accessible, and responsive applications

• Establish and champion frontend engineering standards across delivery teams

• Coach junior developers, promote knowledge sharing, and contribute to hiring efforts

• Collaborate with stakeholders to translate product needs into technical outcomes

What We’re Looking For

• Strong JavaScript/TypeScript and React expertise; experience with Next.js, Vue.js, or Angular is a plus

• Experience with modern CSS techniques (Flexbox, Grid) and frameworks like SASS, Material UI, Bootstrap

• Familiarity with OAuth2, JWT, OpenID Connect, and secure frontend design principles

• Experience with Redux, Webpack, and modern testing frameworks like Jest, Mocha, or Enzyme

• Track record of delivering applications via CI/CD pipelines and containerised environments (Docker/Kubernetes)

Bonus Points For

• Experience mentoring and coaching frontend developers

• Knowledge of cloud platforms and deployment strategies

• Familiarity with financial services products and regulatory environments

• Experience hiring, managing business cases, and contributing to RFPs

• Strong stakeholder management and communication skills

Why Join Capco

• Deliver high-impact technology solutions for Tier 1 financial institutions

• Work in a collaborative, flat, and entrepreneurial consulting culture

• Access continuous learning, training, and industry certifications

• Be part of a team shaping the future of digital financial services

• Help shape the future of digital transformation across FS & Energy.

Benefits 

We offer a competitive, people-first benefits package designed to support every aspect of your life:

• Core Benefits: Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover. 

• Mental Health: Easy access to CareFirst, Unmind, Aviva consultations, and in-house first aiders. 

• Family-Friendly: Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause, and bereavement. 

• Family Care: 8 complimentary backup care sessions for emergency childcare or elder care. 

• Holiday Flexibility: 5 weeks of annual leave with the option to buy or sell holiday days based on your needs. 

• Continuous Learning:  Your growth, your way - minimum 40 hours of training annually. Take your pick; workshops, certifications, e-learning. Also, Business Coach assigned from Day One: Get one-on-one guidance to fast-track your goals and accelerate your development. 

• Healthcare Access: Convenient online GP services. 
• Extra Perks: Gympass(Wellhub), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance.

Inclusion at Capco We’re committed to making our recruitment process accessible and straightforward for everyone. If you need any adjustments at any stage, just let us know – we’ll be happy to help. We value each person’s unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our #BeYourselfAtWork culture encourages individuality and collaboration – a mindset that shapes how we work with clients and each other every day. 

#LI-DNI

Based in our Windsor or Edinburgh office, our Technical Graduates will fill a number of important positions at InterSystems. With personalised mentorship, our graduates have opportunities to work both independently, and as part of a team, to fulfil different needs of the company throughout a 9-month contract, starting in either April or September 2026. You will develop a deep level of knowledge about InterSystems and our products, as well as gaining valuable and transferable workplace skills, both technical and non-technical. We operate with a comprehensive onboarding process, allowing our graduates to undergo all the training that is necessary for their specific requirements. Whichever team a Technical Graduate is part of, they will follow a structured programme to monitor their progress and facilitate development. There may be opportunity to move into a permanent position once the graduate contract is complete.  

If your application is successful in our early stages, you may be selected by one of our technical teams to be considered for their more specific graduate role – we will provide further details about those positions in due course.  

What we offer: 

• Training and development that will support your progress and career both within InterSystems and beyond 

• Chance to work in a company making valuable contributions to society  

• Dynamic working environment and a positive and supportive culture  

• Competitive entry-level salary  

Responsibilities: 

• Complete relevant training activities to learn about InterSystems products and processes 

• Support technical teams on projects with the aim of eventually taking on greater responsibility in these projects 

Qualifications/skills/requirements: 

• Recent or soon to be graduate from a Bachelor’s, Master’s or PhD Program 

• Computer Science, Physics, Maths, or similar STEM discipline preferred 

• Experience coding in one or more of the following languages: Java, C, C++, JavaScript, AngularJS, JSON, Python, or similar 

• Technical curiosity 

• Creativity towards complex technical challenges 

• Collaborative team mindset 

• Flexible demeanour in an ever-changing work environment 

• Initiative to build a technical foundation for a career that matters 

• Previous internship experience is a bonus 

• Able to commit to a 9-month contract starting in either April or September 2026 

• This is an office-based position, so you should be able to work either in Windsor or Edinburgh