Capco

Lead AI Engineer (Principal Consultant) Location: London (Hybrid) | Practice Area : Technology & Engineering Type: Permanent Empower the next frontier of AI with Capco. Shape, build, and deliver future-ready generative systems. The Role We're looking for a Lead AI Engineer (Principal Consultant) to join our Technology Delivery Team. You'll combine your expertise in AI/ML engineering and software development to build and deploy cutting-edge generative AI and agentic systems across the financial services sector. As a hands-on leader, you'll architect AI solutions, embed them within enterprise environments, and drive impactful outcomes through advanced engineering, scalable pipelines, and deep cross-functional collaboration. What You'll Do Architect and develop autonomous AI systems integrating multi-modal LLMs (text, image, audio, video) Design agentic workflows enabling AI agents to interact with data sources and APIs using prompt engineering and RAG Fine-tune, optimize, and deploy large language and multi-modal models with a focus on performance and latency Build scalable MLOps pipelines and full-stack applications to support robust, production-grade AI deployments Guide multidisciplinary teams and clients through strategic decisions in AI engineering and GenAI adoption What We're Looking For Bachelor's degree or higher in Computer Science, AI, or related STEM fields Hands-on experience deploying LLMs and multi-modal models at scale Strong engineering background in Python with proven Back End and API development skills Solid understanding of scalable MLOps, observability, and cloud-native AI deployment Excellent communication, problem-solving, and project management skills in agile environments Bonus Points For Experience with agentic frameworks (eg, LangChain, LlamaIndex) Experience in deep learning frameworks and Front End development Familiarity with Langfuse, Langsmith, or other LLM observability tools Understanding of Model Context Protocol and bias/hallucination mitigation techniques Previous success in integrating GenAI solutions into enterprise-scale systems 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 culture encourages individuality and collaboration - a mindset that shapes how we work with clients and each other every day.

Senior Backend Engineer - Java Location: London (Hybrid) | Practice Area : Technology & Engineering Type: Permanent Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core. The Role We're seeking a Senior Backend Engineer (Java) to join our Technology & Engineering team. You'll bring expertise in building robust, scalable, cloud-native applications using Java, Spring Boot, and AWS. Working on high-impact platforms for Tier 1 financial institutions, you'll lead Back End design, champion agile best practices, and contribute to the evolution of modern banking technology. What You'll Do Design and build microservices-based applications using Java 11+ and Spring Boot Deliver enterprise-ready cloud solutions, with a focus on AWS infrastructure and services Build and manage robust CI/CD pipelines and ensure secure, scalable deployments Write comprehensive tests and implement quality-driven development across the stack Collaborate in agile teams and contribute to design decisions, troubleshooting, and continuous improvement What We're Looking For Expert-level Java development (Java 11, 17, 21+), Spring Boot proficiency Deep knowledge of public cloud environments, preferably AWS Experience designing cloud-native, microservices, and event-driven architectures Strong grasp of CI/CD pipelines, SQL/NoSQL databases, Kafka, and Java Streaming Familiarity with infrastructure-as-code (eg, CloudFormation), distributed systems, and secure design practices Bonus Points For Experience using GitLab for CI/CD pipelines and Cucumber for BDD test automation AWS Certified Solutions Architect (Associate or Professional) Knowledge of CQRS patterns and performance testing strategies Passion for exploring emerging cloud technologies and frameworks Experience delivering customer-facing or business-critical applications in finance 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 culture encourages individuality and collaboration - a mindset that shapes how we work with clients and each other every day.

Senior Data Scientist Location: London (Hybrid) | Practice Area : Data & Analytics | Type: Permanent Shape intelligent solutions. Lead with insight. Drive data innovation. The Role We are looking for a Senior Data Scientist to join Capco's growing UK Data Practice. You will play a leading role in designing and implementing cutting-edge data science solutions across financial services. This is an opportunity to build intelligent systems that drive commercial and customer outcomes - while mentoring others and collaborating in a dynamic, multi-disciplinary environment. What You'll Do Lead the end-to-end delivery of data science solutions including PoCs, MVPs and production deployments Develop and prototype ML models to solve complex business challenges using modern techniques and tooling Collaborate closely with engineers, domain experts, and business teams to translate requirements into deliverables Guide and coach data science pods, supporting skill development and solution design Act as a subject matter expert on ML architecture, model calibration and productionisation What We're Looking For Hands-on experience building and deploying data science solutions in Python and related ML libraries Strong background in applied machine learning, model development and data engineering Experience with cloud environments (Azure, AWS, GCP) and tools such as Spark, Hive, Redshift Demonstrated ability to lead cross-functional teams and mentor junior practitioners Ability to communicate complex technical concepts clearly to non-technical audiences Bonus Points For Participation in Kaggle or other data science competitions Experience with MLOps practices (CI/CD, model monitoring, DevOps integration) Familiarity with advanced NLP frameworks such as spaCy or Transformers MSc or PhD in a numerate discipline Financial services or banking experience 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. 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: Minimum 40 Hours of Training Annually: Take your pick - workshops, certifications, E-learning - your growth, your way. 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 culture encourages individuality and collaboration - a mindset that shapes how we work with clients and each other every day.

Principal Backend Engineer - Java Location: London (Hybrid) | Type: Permanent The Role Capco is growing our Engineering team - and we're looking for experienced Principal Backend Engineers with strong Java skills and a passion for delivering innovative solutions in financial services. If you enjoy solving complex problems, working with cloud-native technologies, and collaborating in agile teams, we'd love to hear from you. As a Principal Backend Engineer at Capco, you'll contribute to high-impact, client-facing projects that shape the future of financial services. You'll work alongside talented engineers, have access to industry-leading training, and get the opportunity to grow your skills across multiple platforms. You will also get the chance to work across different domains within FS & Energy. What You'll Do Build and deliver scalable Back End services using Java (11, 17+) Design and implement APIs and microservices for enterprise systems Work across cloud platforms, particularly AWS, using best practice deployment techniques Contribute to architecture discussions and solution design Develop robust test coverage including unit, integration, and performance testing Collaborate in agile teams alongside clients, product managers, and other engineers What We're Looking For Java Development - Expertise in Java 11, 17 and above. Spring Boot - Proficiency with the Spring Boot framework. Cloud Services - Deep understanding of deploying enterprise level software into any public cloud, preferably AWS. Architecture Patterns - Experience implementing microservices, event-driven, CQRS and cloud-native architectures. CI/CD - Strong understanding of CI/CD pipelines, particularly within the AWS ecosystem. Database Management - Proficiency in both SQL and NoSQL databases. Message Brokers - Experience with Kafka. Testing - Ability to write various types of tests including unit, component, integration, end-to-end, and performance tests. Java Streaming - Core understanding of Java streaming and AWS integration. Infrastructure as Code - Experience with CloudFormation or similar tools for infrastructure management. Large-Scale Systems Design - Experience with designing large-scale systems. Distributed Systems Troubleshooting - Ability to troubleshoot distributed systems. Bonus Points For An appetite to contribute to the wider Capco business outside of project assignments. This can be achieved through various means including thought leadership activities, supporting RFP's and the coaching/mentoring of more junior engineering team members Proficiency with Gitlab for CI/CD processes. Behaviour Driven Design - Experience writing automation test cases in Cucumber using Behaviour Driven Design (BDD). AWS Certified Solutions Architect - Associate or Professional level certification required. Security Best Practices - Strong knowledge of security best practices, including the use of IAM Roles, KMS, etc. Why Join Capco You'll be part of a team where your voice matters. We're collaborative, non-hierarchical, and Laser-focused on creating impact - for our clients and for you. At Capco, you'll shape your career around your strengths, enjoy flexibility and trust, and work with people who genuinely care about your growth and wellbeing. 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: Minimum 40 Hours of Training Annually: Take your pick-workshops, certifications, E-learning-your growth, your way. 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 a barrier-free, inclusive recruitment process. If you need any adjustments at any stage, just let us know - we'll be happy to help. We welcome applicants from all backgrounds. At Capco, we value the difference you make, and the differences that make you. Our culture champions diversity, equity and inclusivity, and we bring a collaborative mindset to our partnerships with clients and colleagues. is the cornerstone of our success and a value that our employees live and breathe every day.