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JOB DESCRIPTION Are you ready to transform the future of banking? Join our digital bank, Chase, as a Lead Software Engineer and be part of a team that's revolutionizing mobile banking with seamless journeys that our customers love. At JPMorgan Chase, we're building the bank of the future from scratch, offering you the opportunity to make a real impact. Our Developer Experience team is dedicated to providing an exceptional developer experience, fostering a culture of innovation and collaboration. Embrace the chance to grow your career in a diverse and inclusive environment where your unique perspective is valued. As a Lead Software Engineer within the International Consumer Bank, you will collaborate with development teams to enhance the developer experience, delivering end-to-end cutting edge solutions in the form of cloud native microservices architecture applications. You will be involved in the design and architecture of solutions, focusing on the entire SDLC lifecycle stages. Our team works in tribes and squads, allowing you to move between projects based on your strengths and interests, making a significant impact on our clients and business partners worldwide. Job responsibilities: Self motivated who can drive epics individually with minimum support. Collaborate with development teams to enhance the developer experience, providing tools and infrastructure that support agile methodologies and continuous integration/continuous deployment. Execute software solutions, design, development, and technical troubleshooting with the ability to think beyond routine or conventional approaches. Create secure and high quality production code to deploy infrastructure. Produce architecture and design artifacts for complex applications, ensuring design constraints are met by software code development. Gather, analyze, synthesize, and develop visualizations and reporting from large, diverse data sets for continuous improvement of software applications and systems. Proactively identify hidden problems and patterns in data, using insights to drive improvements to coding hygiene and system architecture. Contribute to software engineering communities of practice and events that explore new and emerging technologies. Add to the teams' culture, diversity, equity, inclusion, and respect. Required qualifications, capabilities, and skills: Formal training or certification in software engineering concepts and 5+ years of applied experience. Understanding distributed systems and microservice architecture. Hands on practical experience in system design, application development, testing, and operational stability. Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages (Python or other) and database querying languages. Overall knowledge of the Software Development Life Cycle. Understanding Agile methodologies, Application Resiliency, and Security. Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud, etc.). Experience with Public Cloud services in Production (we use AWS). Experience with Infrastructure as Code (Terraform or other). Ability to tackle design and functionality problems independently with little to no oversight. Experience in architecting, supporting, and implementing advanced, strategic CICD migrations. Preferred qualifications, capabilities, and skills: Familiarity with modern front end or back end technologies. Debugging expertise in Kubernetes. Understanding of Infrastructure Tools, preferably Terraform, and AWS services understanding. Experience with any GitHub, GitHub Actions, Artifactory, Terraform Cloud, Slack, Grafana, SonarQube is considered a plus. Proficient in coding in one or more languages. Equal Employment Opportunity Statement 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 based on 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 accommodation.

JOB DESCRIPTION Are you ready to make a difference and shape the future of technology? At the company, you'll be part of a dynamic team that thrives on innovation and collaboration. You'll have the opportunity to grow your career, expand your skills, and work on projects that matter. We value your expertise and encourage you to push boundaries as you help deliver market-leading products. Experience a culture that celebrates diversity, inclusion, and respect. As a Senior Lead Software Engineer in the PTT team, you will play a pivotal role in enhancing, building, and delivering trusted technology products in a secure, stable, and scalable way. You will leverage your deep technical expertise and problem-solving skills to address challenges across multiple technologies and applications. You will help shape the team culture, drive business impact, and contribute to our engineering community. Your work will influence product design, application functionality, and technical operations. Job Responsibilities Provide technical guidance and direction to support business and technical teams, contractors, and vendors Develop secure, high-quality production code and review and debug code written by others Drive decisions that influence product design, application functionality, and technical operations Serve as a subject matter expert in one or more areas of focus Advocate firmwide frameworks, tools, and practices of the Software Development Life Cycle Influence peers and project decision-makers to adopt leading-edge technologies Contribute to a team culture of diversity, opportunity, inclusion, and respect Required Qualifications, Capabilities, and Skills Formal training or certification in software engineering concepts Hands on experience in system design, application development, testing, and operational stability Advanced working experience with Java, Spring Boot, React, and Kubernetes Proficiency in automation and continuous delivery methods Skilled in all aspects of the Software Development Life Cycle Advanced understanding of agile methodologies, including CI/CD, application resiliency, and security Demonstrated proficiency in software applications and technical processes within a technical discipline (such as cloud, artificial intelligence, machine learning, or mobile) In depth knowledge of the financial services industry and IT systems Practical cloud native experience Preferred Qualifications, Capabilities, and Skills Experience with Java and Oracle Familiarity with messaging platforms such as RMQ and Kafka Expertise in Kubernetes Proficiency in ReactJS and JavaScript Functional knowledge of FX or Dervis Settlements domain 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.

United States Digital Space LLC in the United Kingdom seeks an Applied AI ML Lead to shape the future of intelligent systems. You will design and deliver production-grade AI/ML solutions while owning technical direction and collaborating across engineering teams. This role offers opportunities to develop agentic capabilities and contribute to a culture of innovation and learning. Ideal candidates will have a strong technical background in Python and experience with system design and operational stability.

Xe is a cross-border payments platform. We help SMEs and consumers in the US, UK, Canada, Australia, and New Zealand collect, convert, hold, and send money across markets. Each year, over 300 million people use Xe for currency information and over 350,000 use us to send money overseas. Today, we're rebuilding the platform layer behind cross-border payments for corporate and consumer clients. We're small enough that your code ships fast and your decisions matter, and Euronet Worldwide (Nasdaq: EEFT) backs us so the problems stay real-scale. About This Role We're hiring a senior back-end engineer who owns real problems end-to-end and shapes how the team builds, from API design and data modeling through to service implementation, production reliability, and launch. You already use AI as part of how you think, build, test, and ship. You'll write code that moves money in production, design and modernize the backend services the platform runs on, and lead delivery of new capability as Xe rebuilds its platform layer. You'll work in a small team with direct access to product, compliance, and operations, own architecture in your domain, lead design reviews, mentor mid-level engineers, and partner with architects and team leads on cross-domain decisions. What You'll Do Design and own backend services that move money and manage multi-currency balances across a range of domains, including onboarding, KYC and KYB, payment initiation, FX, settlement, and other supporting services. Lead cross functional delivery with product, compliance, and operations from problem framing through launch. Lead the build of the partner integrations and settlement infrastructure your domain depends on. Own production health for your domain, including reliability, observability, on call, and incident response. Lead design reviews, set technical direction for your domain, and mentor mid-level engineers. Use agentic coding tools (Copilot, Cursor, Claude Code, or equivalent) daily across the SDLC, and lead modernization from legacy services into the modern stack alongside architects and team leads in your domain. What We're Looking For Must have 6 to 10+ years building production backend services, end to end. Strong backend proficiency in C# / .NET preferred; other OOP languages welcome (Java, Kotlin, Go, or equivalent). SQL and relational database fundamentals. Writing and maintaining tests. Daily use of agentic coding tools (Copilot, Cursor, Claude Code, or equivalent) across the SDLC. Production experience with AWS, including hands on deployment, CI/CD pipelines and modern deployment practices, and native services such as SQS, DynamoDB, S3, ECS, and Lambda. Strong system design and architecture experience, including service oriented or microservices and event driven patterns. Payments, FX, or regulated industry experience. Track record of technical leadership: mentoring engineers, leading design reviews, and making architecture decisions in your domain. Strong written and verbal communication. Nice to have Experience with ledgers, double entry accounting, or other financial data systems. Experience hiring, interviewing, or onboarding engineers. Experience leading modernization or platform migrations. Experience with caching solutions like Memcached or Redis. Experience using project management and documentation tools like Jira and Confluence. Knowledge of API testing tools such as Postman or Bruno. Writing automated tests alongside development with AI tools (Claude Code or equivalent). Perks & Benefits Competitive Salary & Discretionary Bonus 23 days annual leave increasing with service (capped at 28 days) Paid day off for your Birthday 4% employer pension contribution Discounted Euronet ESPP Life Cover, Income Protection & Critical Illness cover Healthcare Plumm Mental Health and Wellbeing Volunteering day for a charity of your choice We want Xe to be a great place to work and to ensure that our communities are represented across our workforce. A vital part of this is ensuring we are a truly inclusive organization that encourages diversity in all respects. Xe is an Equal Employment Opportunity employer. All qualified applicants will be considered for employment regardless of age, national origin, race, color, disability, religion, sexual orientation, gender identity or expression, or any other characteristic protected under applicable law. We are committed to providing reasonable accommodations to qualified individuals with disabilities. If you need assistance or an accommodation due to a disability, you may contact us at . The position responsibilities outlined above are intended to define the general contents and requirements to perform this job. It is not to be taken as a complete statement of responsibilities or requirements. This job description does not restrict the Company's right to assign or reassign duties and responsibilities to this job as needed.

A leading retail company in Manchester seeks a Senior Software Engineer for a 6-month contract. This role is essential for the digital transformation initiative, focusing on re-platforming systems to a cloud-native microservices architecture. The ideal candidate will have extensive experience with TypeScript (Node & React), AWS, and CI/CD practices. This is a hybrid role requiring onsite presence 1-2 days a week, offering competitive pay up to £500 per day.

Senior Software Engineer, £500/day (Outside IR35) Opportunity for a Senior Software Engineer to work for a retail company near Manchester going through a large digital transformation. This is an initial 6-month contract outside IR35 to help deliver re-platforming of existing systems to a cloud-native, event-driven, microservices architecture. Skills: TypeScript (Node & React) AWS CI/CD In return they're offering an initial 6-month outside IR35 contract paying up to £500/day. Please note this role is onsite 1-2 days per week. If you're interested and would like to know more, please apply through this advert and I'll be in touch.

Join a high performing team of applied AI experts to drive innovation and new capabilities in the Commercial & Investment Bank. As an Applied AI / ML Senior Associate Machine Learning Engineer in the Applied AI ML team at JPMorgan Commercial & Investment Bank, you will be at the forefront of combining cutting-edge AI techniques with the company's unique data assets to optimize business decisions and automate processes. You will have the opportunity to advance the state-of-the-art in AI as applied to financial services, leveraging the latest research from fields of Natural Language Processing, Computer Vision, and statistical machine learning. You will be instrumental in building products that automate processes, help experts prioritize their time, and make better decisions. We have a growing portfolio of AI powered products and services and increasing opportunity for re use of foundational components through careful design of libraries and services to be leveraged across the team. This role offers a unique blend of scientific research and software engineering, requiring a deep understanding of both mindsets. Job responsibilities Build robust Data Science capabilities which can be scaled across multiple business use cases Collaborate with software engineering team to design and deploy Machine Learning services that can be integrated with strategic systems Research and analyse data sets using a variety of statistical and machine learning techniques Communicate AI capabilities and results to both technical and non-technical audiences Document approaches taken, techniques used and processes followed to comply with industry regulation Collaborate closely with cloud and SRE teams while taking a leading role in the design and delivery of the production architectures for our solutions. Act as an individual contributor, though there will be optional opportunity for management responsibility dependent on the candidate's experience. Required qualifications, capabilities, and skills Masters or PhD in a quantitative discipline, e.g. Computer Science, Mathematics, Statistics Solid understanding of fundamentals of statistics, optimization and ML theory. Familiarity with popular deep learning architectures (transformers, CNN, autoencoders etc.) Specialism or well-researched interest in NLP Broad knowledge of MLOps tooling - for versioning, reproducibility, observability etc. Experience monitoring, maintaining, enhancing existing models over an extended time period Extensive experience with pytorch and related data science python libraries (e.g. pandas) Experience of containerising applications or models for deployment (Docker) Experience with one of the major public cloud providers (Azure, AWS, GCP) Ability to communicate technical information and ideas at all levels; convey information clearly and create trust with stakeholders. Preferred qualifications, capabilities, and skills Experience designing/ implementing pipelines using DAGs (e.g. Kubeflow, DVC, Ray) Experience of big data technologies Have constructed batch and streaming microservices exposed as REST/gRPC endpoints Experience with container orchestration tools (e.g. Kubernetes, Helm) Knowledge of open source datasets and benchmarks in NLP Hands on experience in implementing distributed/multi threaded/scalable applications Track record of developing, deploying business critical machine learning models

Cloud Operations Engineer Overview At Mimecast, we operate at scale-protecting billions of emails daily across a global hybrid-cloud infrastructure. If you're passionate about reliability, automation, and solving complex challenges in mission-critical environments, this is the opportunity for you. Why Join Us "This is a hands-on role in a team responsible for ensuring Mimecast's Hybrid Cloud infrastructure remains secure, resilient, and scalable. You'll work with cutting-edge technologies like Kubernetes, AWS, and Infrastructure-as-Code, all while collaborating with a supportive and talented team. If you're excited about making a real impact and growing your career in our Cloud Platform Team, I'd love to hear from you." - Hiring Manager, Cloud Platform AI-First Engineering at Mimecast Mimecast is an AI-First engineering organization. Our teams actively leverage AI-powered development tools across all facets of engineering, from code development to testing, documentation, and operations. We're looking for leaders who don't just use AI tools but champion their adoption and establish new ways of working. Our AI leadership extends beyond how we build to what we build. Our Mihra AI agent delivers 7x faster threat response for customers, and we're recognized as "Agents of Change" in Human Risk Management. Engineers here work at the intersection of cutting-edge AI tooling and AI-powered security products that protect organizations worldwide. What You'll Do: Ensure platform reliability : Configure and maintain infrastructure to ensure optimal performance, security, and availability. Manage containerization platforms : Operate and improve Kubernetes and AWS EKS to support Mimecast's microservices architecture. Automate infrastructure : Build reusable Infrastructure-as-Code (IaC) and automation to standardize infrastructure provisioning and deployment processes. Troubleshoot and resolve issues : Identify and resolve infrastructure issues across Linux and Kubernetes systems in a hybrid-cloud environment, minimizing downtime. Enhance security : Strengthen the security posture of infrastructure configurations, aligning with the latest cybersecurity standards. Improve processes : Collaborate with the team to continuously refine operational processes and documentation. Maintain observability tools : Manage and operate monitoring and observability tools like Graphite, Prometheus, Grafana, Elastic, Nagios, and LogScale. Support engineering teams : Provide exceptional support to internal Product and Engineering teams, meeting their requirements for the Mimecast Cloud Platform. Participate in on-call rotations : Support the team by participating in on-call rotations and performing out-of-hours maintenance as necessary. What You'll Bring: Technical expertise : Experience in roles such as Site Reliability Engineer (SRE), Platform Engineer, Cloud Operations, or Sys Admin. Kubernetes proficiency : Strong hands-on experience with Kubernetes (k8s) and containerization in production environments. Linux expertise : Proficiency in maintaining and troubleshooting Linux operating systems and distributed systems at scale. Infrastructure knowledge : Solid understanding of core infrastructure services such as DNS, Identity Management, load balancers, and web servers. Networking basics : Foundational knowledge of computer networking. IaC and scripting : Experience with Infrastructure-as-Code tools like Terraform/CloudFormation and configuration management tools like Puppet. Proficiency in at least one programming or scripting language. Proactive problem-solver : A proactive attitude with a willingness to take on new challenges, deliver results, and learn new technologies quickly. Collaboration skills : Outstanding communication and social skills, with the ability to connect with others and problem-solve effectively. Why This Role: Global impact : Join a cybersecurity company operating at genuine global scale, protecting organizations and their people. Engineering excellence : Be part of a Cloud Platform organization that values automation, reliability, and doing things properly. Competitive rewards : Enjoy competitive compensation as part of a broader total rewards package, including benefits and wellbeing programs. Career growth : Access opportunities to develop expertise in hybrid-cloud infrastructure, Kubernetes, and automation, with clear paths to senior engineering roles. Collaborative culture : Work alongside experienced engineers and leaders who invest in your development. Career Growth Opportunities Develop deep expertise in hybrid-cloud infrastructure, Kubernetes, and automation. Build strong Infrastructure-as-Code and automation skills in a production environment that demands them. Grow into senior engineering or team lead roles within Cloud Platform. Work alongside experienced engineers and leaders who are committed to your development. Manager's Working Style & Team's Purpose The Site Reliability Engineering team exists to ensure the reliability and resiliency of Mimecast's Hybrid Cloud infrastructure. The team's purpose is to deliver a platform that is secure, performant, and scalable, enabling Product and Engineering teams to innovate faster and deliver more value to customers. Day-to-day, you'll work in a collaborative environment, tackling complex challenges and contributing to the continuous improvement of Mimecast's infrastructure. The expectation is hands-on technical credibility combined with a proactive approach to problem-solving and teamwork. Join our Cloud Platform team to accelerate your career journey, working with cutting-edge technologies and contributing to projects that have real customer impact. You will be immersed in a dynamic environment that recognizes and celebrates your achievements. Mimecast offers formal and on the job learning opportunities, maintains a comprehensive benefits package that helps our employees and their family members to sustain a healthy lifestyle, and importantly - working in cross functional teams to build your knowledge! Our Hybrid Model: We provide you with the flexibility to live balanced, healthy lives through our hybrid working model that champions both collaborative teamwork and individual flexibility. Employees are expected to come to the office at least two days per week, because working together in person: Fosters a culture of collaboration, communication, performance and learning. Drives innovation and creativity within and between teams. Introduces employees to priorities outside of their immediate realm. Ensures important interpersonal relationships and connections with one another and our community! The base salary range for this position is £64,000 £96,000 plus benefits. This range represents the minimum and maximum new hire compensation for this role. The position may also be eligible for incentive plans and additional benefits, in accordance with company policy and local regulations. Our salary ranges are determined by role, level, and location with individual compensation also dependent on factors such as qualifications, experience, and skills. Final offers will reflect these considerations and may vary accordingly. Belonging at Mimecast Cybersecurity is a community effort. That's why we're committed to building an inclusive, diverse community that celebrates and welcomes everyone - unless they're a cybercriminal, of course. We're proud to be an Equal Opportunity and Affirmative Action Employer, and we'd encourage you to join us whatever your background. We particularly welcome applicants from traditionally underrepresented groups. We consider everyone equally: your race, age, religion, sexual orientation, gender identity, ability, marital status, nationality, or any other protected characteristic won't affect your application. Due to certain obligations to our customers, an offer of employment will be subject to your successful completion of applicable background checks, conducted in accordance with local law. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment.

High impact domains you might join Fund Operations: Building the core engine that powers our vision of an operating system for private capital, simplifying complex accounting workflows. Investor Reporting: Developing features that enable investment firms and audit partners to share accurate, timely performance data. Risk & Compliance: Scaling the infrastructure that ensures security and transparency across billions of dollars in assets. The Problems You'll Solve As a Senior Software Engineer II, you will lead technically complex projects and serve as a multiplier for your team. You'll work to: Drive Implementation: Lead the execution of complex technical projects, driving them from concept to production while maintaining high standards for performance and reliability. Simplify Systems: Dig deep into our architecture to identify opportunities to simplify code and infrastructure, prioritizing changes that have a measurable business impact. Leverage Modern Tooling: Use the best AI-assisted engineering tools to accelerate your workflow, improve code quality, and spend more of your time solving the high-level logic and unconventional problems. Foster Growth: Act as a mentor and coach, raising the technical bar for your peers through diligent PR reviews and architectural guidance. Collaborate Cross-Functionally: Partner with product and design to ensure we are building the right solution for the user, not just following a specification. About You The Tech Stack: You have experience with (or a desire to learn) our core technologies: Python, Django, React, Postgres, and Kafka. We also utilize Java, gRPC, and AWS. Execution: You can break down complex user stories into actionable tasks and execute them with minimal guidance. Strategic Mindset: You understand the "why" behind your code and can articulate technical trade-offs to stakeholders. Experience: We recommend 8+ years of professional software engineering experience for this level. Disclosures We are an equal opportunity employer and are committed to providing a positive interview experience for every candidate. If accommodations due to a disability or medical condition are needed, please connect with the talent partner via email. Carta uses E-Verify in the United States for employment authorization. See the E-Verify and Department of Justice websites for more details. For information on our data privacy policies, see Privacy, CA Candidate Privacy, and Brazil Transparency Report. Please note that all official communications from us will come from domain. Report any contact from unapproved domains to .

Role description Role: Java & CloudNative Location: London / Warsaw - 3 days from office Type: Perm/FTE Job Summary Seeking a Specialist with 5 to 7 years of experience in Core Java React and cloud native technologies to design, develop, and maintain scalable applications within the investment banking domain. Job Description Design and develop robust applications using Core Java, ReactJS and associated frameworks. Utilize multithreading algorithms and data structures to build efficient and scalable solutions. Develop and maintain cloud-native applications leveraging Kubernetes and Amazon AWS services. Implement RESTful APIs and gRPC for seamless backend and frontend integration. Build responsive and user friendly UI components using JavaScript, TypeScript, HTML5, CSS3 and state management tools like Redux or Context API. Integrate Kafka for event streaming and real time data processing. Utilize Apache Ignite for in memory data grid and caching solutions. Collaborate with cross functional teams to gather and analyze business requirements within the investment banking and risk domain. Follow best coding practices and ensure code quality through thorough testing. Stay updated with the latest advancements in Java, React, cloud native technologies and investment banking trends. Troubleshoot and debug application issues to optimize performance and reliability. Document application design architecture and operational procedures. Roles and Responsibilities Lead development initiatives within the React, Java and cloud-native technology stack. Design and implement RESTful APIs and gRPC services to ensure smooth integration between frontend and backend systems. Collaborate closely with DevOps teams to support CI/CD pipelines and automate deployments using Kubernetes and AWS. Mentor and provide technical guidance to junior developers on Core Java, ReactJS, Kafka, Apache Ignite and cloud-native best practices. Participate actively in Agile ceremonies including sprint planning, daily standups and retrospectives. Ensure adherence to security compliance standards and best practices in application development. Optimize application performance and scalability based on monitoring and feedback. Troubleshoot and resolve production issues to maintain high system availability. Apply investment banking domain knowledge particularly in risk management to align technical solutions with business needs. Mandatory Skills AWS Infra Services GCP DevOps Java Kafka

About Us In partnership with one of the largest financial conglomerates, we aim to bring the majority of Japanese equities on chain, creating a secure, transparent, and high performance trading infrastructure that can support institutional volumes while remaining accessible to retail participants. We are building a next generation decentralized exchange with a fully on chain order book. Our system is built with a custom state transition function and consensus layer, purpose designed for high performance, low latency trading. The goal is to deliver a trustless platform that matches the speed and efficiency of traditional trading engines while providing full transparency by running execution as close as possible to the blockchain itself. Position Overview We are looking for a Senior Rust Engineer with strong expertise in system architecture and execution engines. You will be responsible for designing and implementing the CLOB execution layer, including the order book, matching engine, and blockchain client logic. This role is highly technical and requires end to end ownership of critical components, from architecture to optimization. While you'll primarily collaborate with a remote team of experienced engineers, there will occasionally be opportunities to work onsite during off site sessions to support onboarding and enable more efficient collaboration. Joining at this early stage of development offers a unique opportunity to influence critical technical decisions, achieve career growth, and enjoy competitive compensation. Key Responsibilities Architect and implement the on chain order book and matching engine in Rust. Design and extend exchange specific logic (order execution, risk checks, account/state management). Design and develop protocol level components, such as state transition logic, consensus, validator interaction, and transaction processing pipelines. Implement integration with oracles, bridges, and external data providers, ensuring correctness and resilience in adversarial conditions. Optimize for low latency execution, concurrency, and gas efficiency. Conduct benchmarking and stress testing to identify and address potential performance/throughput bottlenecks. Develop and maintain a comprehensive suite of unit, integration, and end to end tests to ensure code reliability and functionality. Requirements 5+ years of systems programming experience, with 3+ years in Rust. Proven track record building trading platforms, execution engines, or exchanges (DEX or centralized). Contributions to Rust based L1 protocol projects (e.g., Solana, Cosmos SDK, Substrate). Deep understanding of distributed computing principles, including consensus algorithms, peer to peer (P2P) networking, and high performance data structures. Deep knowledge of decentralized trading models (on chain order books, AMMs, hybrid architectures). Ability to design and implement complex, production grade systems independently. Big Bonus Experience with competitive programming or algorithmic problem solving. Expertise in low latency design, concurrency, and performance optimization. Hiring Blog You can find a related interview blog:

Principal Systems Engineer Department: Engineering Employment Type: Permanent - Full Time Location: Bristol, UK Reporting To: Luke Rank Compensation: £72,000 - £95,000 / year Description We're building the UK's next generation engineering powerhouse, providing critical technology that strengthens national security and resilience. We specialise in turning advances in sensing, AI, and communications into operational capability for the edge, where connectivity may be degraded or denied. Our work focuses on accelerating the deployment of technology, improving decision-making for frontline teams, and protecting people and critical assets in demanding environments. Headquartered in Bristol, Rowden employs around 160 people and operates over 20,000 square feet of engineering and manufacturing facilities. We have a growing international footprint and are one of Europe's fastest-growing engineering businesses. About the role We're looking for a Principal Systems Engineer to lead the design and integration of complex systems across our programmes. You'll own major elements of a system - defining architecture, driving integration, and ensuring the capability works end-to-end. You'll work closely with users, engineers and partners to de risk delivery, resolve system challenges, and ensure solutions are technically robust and operationally effective. Across the business we're working on challenges including soldier systems, C4I integration programmes, AI/ML capabilities, and new product development. These programmes combine software, hardware, networks and data, often operating in denied, disrupted or constrained environments. We value practical engineering and sound judgement. You'll use the right tools and level of process for the problem at hand - leveraging modern tooling and automation where it helps, while ensuring the right level of technical assurance. Experience working across waterfall, agile, iterative and spiral delivery approaches is important, as is the ability to work with a range of stakeholders across engineering teams, partners and users. This is a hands on technical leadership role. You'll guide engineering decisions, mentor other engineers, and take ownership of key parts of a programme while remaining close to the engineering work. Our culture values clarity, pace and engineering judgement. We focus on user needs, communicate openly and work collaboratively to deliver meaningful capability. This role requires a minimum of 3 days per week on site at our Bristol HQ. There will also be occasional travel to customer sites. Candidates must be willing to obtain a UKNSV security clearance, with SC clearance being essential. More information about security clearance is available here: Key areas of responsibility As a Principal Systems Engineer at Rowden, you'll be responsible for: Owning and leading the systems engineering design and integration of major system elements within complex programmes, ensuring capabilities perform reliably end to end Developing and maintaining system architectures, interface definitions and integration plans for the areas you are responsible for Acting as the technical go to for your system area, guiding engineering decisions and helping teams navigate complex system level challenges Applying pragmatic systems engineering across the V cycle, balancing appropriate engineering rigour with the pace required to deliver operational capability Working closely with software, hardware, RF, networking and infrastructure teams to design, integrate and deliver multidisciplinary systems Identifying and managing technical risks, system dependencies and integration challenges, using experimentation, modelling and testing to de risk delivery Working directly with users, partners and stakeholders to ensure systems meet operational needs and perform effectively in real world environments Mentoring engineers and contributing to the continuous improvement of Rowden's systems engineering practices, tooling and ways of working Key skills, experience and behaviours We are looking for someone passionate about technology who actively invests in their technical skills and abilities. We are looking for a person with: In-depth knowledge and experience in the practical application of model based and agile systems engineering tools and techniques Experience across the full systems engineering lifecycle using a range of development approaches A degree or equivalent experience in a relevant engineering or technical subject Experience working across software, hardware and networked systems Track record of effectively mentoring and coaching team members Extensive experience working within delivery teams to ensure successful outcomes in challenging and complex projects Proven analytical thinker, problem solver and decision maker and has strong interpersonal and communication skills, capable of supporting all levels of the organisation Highly Desirable Experience A background in regulated sectors delivering complex connected systems, such as defence, national security, telecommunications, financial services, or automotive industries Designing, deploying and supporting solutions to/at the far edge in denied, disrupted, intermittent or lossy communication environments Chartered Engineer status About you Pragmatism: You will adopt a decisive, precise and pragmatic approach to both delivery and the development of systems capability, effectively considering the holistic risk / reward balance Attention to detail: You will have a quality mind set and be in the detail, providing objective assurance of systems activities building high levels of trust and autonomy within the team Operational expertise: You will have the experience in delivery, such as making the mistakes, going too-light or too-heavy on process and tools, understanding the real world complexity and consequences of difficult trade offs etc, to lead, direct, inform, mentor and coach members of the systems team Communication Skills: You can explain complex engineering information clearly and persuasively to both technical and non technical stakeholders, in a fast paced environment Working at Rowden We are committed to building a flexible, inclusive, and enabling company. Our aim is to create a diverse team of talented people with unique skills, experience, and backgrounds, so please apply and come as you are! We also recognise the importance of flexible working and support this wherever we can. We typically operate a flexible, hybrid working model, with an average 3 days in the office each week (dependent on the role). We welcome the opportunity to discuss flexibility, part time working requirements and/or workplace adjustments with all our applicants. Rowden is a Disability Confident Committed company, and we actively encourage people with disabilities and health conditions to apply for our roles. Please let us know your requirements early on so that we can make sure you have everything you need up front to help make the recruitment process and experience as easy as possible. Finally, if you feel that you don't meet all the criteria included above but have transferable skills and relevant experience, we'd still love to hear from you!

Senior Platform Engineer Department: Engineering Employment Type: Permanent - Full Time Location: Bristol, UK Reporting To: Stephen Pope Compensation: £70,000 - £90,000 / year Description We're building the UK's next generation engineering powerhouse, providing critical technology that strengthens national security and resilience. We specialise in turning advances in sensing, AI, and communications into operational capability for the edge, where connectivity may be degraded or denied. Our work focuses on accelerating the deployment of technology, improving decision making for frontline teams, and protecting people and critical assets in demanding environments. Headquartered in Bristol, Rowden employs around 160 people and operates over 20,000 square feet of engineering and manufacturing facilities. We have a growing international footprint and are one of Europe's fastest growing engineering businesses. About the role We're seeking a Senior Platform Engineer to help build the engineering platform that underpins how Rowden develops, deploys, and operates technology. The platform will improve developer experience and make Rowden's engineering faster, more consistent, more scalable, and more secure. This is a high impact opportunity to shape the foundations of one of the UK's most exciting technology companies. Working closely with Software, Infrastructure, ML, IT, Product, QA, and Security teams, you'll be hands on in delivering the platform vision and improving engineering experience. You'll play a critical role in building the tooling, infrastructure, and capabilities that enable our engineers to solve complex customer problems. Candidates must be eligible for SC Clearance. More information about security clearance is available here: Key areas of responsibility Working within the Platforms team, you'll build robust platform services, enabling self service infrastructure, seamless CI/CD, and strong observability, while also supporting API first development, system integration, and the adoption of AI/ML capabilities across the organisation. Turning platform strategy into reality through high quality engineering - setting standards and patterns that teams can adopt with confidence. As a Senior Platform Engineer, you will be responsible for: Designing, building, and maintaining core platform infrastructure and services. Developing and evolving internal developer platform (IDP) capabilities, including self service provisioning and deployment workflows. Designing and supporting API first architectures to enable interoperability between systems, services, and external partners. Building and optimising CI/CD pipelines to support consistent, secure, and efficient software delivery. Enabling integration patterns across distributed systems, including event driven architectures and service based communication. Contributing to modular platform capabilities that allow teams to compose and extend functionality. Collaborating Software, Infra, ML, IT, Product, QA, and Security teams to ensure the platform meets real world engineering needs. Implementing infrastructure as code and automation to ensure repeatability, scalability, and reliability. Embedding security, compliance, and best practices into the platform by design. Contributing to platform standards, patterns, and reusable components to drive consistency across teams. Improving observability, monitoring, and alerting capabilities across systems and services. Supporting onboarding of teams to the platform and enabling adoption through documentation and guidance. Continuously identifying opportunities to improve developer experience, reducing friction and cognitive load. Key skills, experience and behaviours We are looking for a highly capable, hands on engineer who enjoys solving complex problems and building systems that others rely on. Skills you'll need: Strong experience building and operating cloud based platforms. Deep understanding of platform engineering principles, including infrastructure as code, CI/CD, system design, and service integration. Experience designing and working with APIs and building integration layers between systems. Experience with tools such as Terraform, Kubernetes, Docker, and modern CI/CD platforms. Experience with cloud and bare metal deployments. Understanding of modular platform design and composable architectures. Familiarity with observability tooling (e.g. logging, metrics, tracing) and building reliable systems. Knowledge of secure by design and zero trust principles. Strong software engineering fundamentals (e.g. Python, Go, or similar) to build platform tooling and automation. Experience working in cross functional teams and contributing to shared technical outcomes. Behaviours that matter: Mission Focused: You care about enabling others to do their best work and delivering meaningful outcomes. Relentless: You take ownership and see problems through to resolution. Collaborative: You work effectively across teams, building trust and shared understanding. Quality Driven: You take pride in building robust, scalable, and maintainable systems. Pragmatic: You focus on solutions that work in practice, not just in theory. Curious & Adaptive: You continuously learn, improve, and embrace new approaches where they add value - particularly in fast moving areas like AI and platform integration. Working at Rowden We are committed to building a flexible, inclusive, and enabling company. Our aim is to create a diverse team of talented people with unique skills, experience, and backgrounds, so please apply and come as you are! We also recognise the importance of flexible working and support this wherever we can. We typically operate a flexible, hybrid working model, with an average 3 days in the office each week (dependent on the role). We welcome the opportunity to discuss flexibility, part time working requirements and/or workplace adjustments with all our applicants. Rowden is a Disability Confident Committted company, and we actively encourage people with disabilities and health conditions to apply for our roles. Please let us know your requirements early on so that we can make sure you have everything you need up front to help make the recruitment process and experience as easy as possible. Finally, if you feel that you don't meet all the criteria included above but have transferable skills and relevant experience, we'd still love to hear from you!

Menlo Ventures is seeking a Senior Software Engineer II in Greater London to lead complex technical projects and simplify systems within our technology stack. With a focus on collaboration and mentorship, this role requires 8+ years of software engineering experience, particularly in Python, Django, React, and other modern technologies. Join us in our mission to enhance the infrastructure that powers private capital reporting and compliance. This position emphasizes innovation, technical excellence, and cross-functional teamwork.

Staff Software Engineer - Team Lead - Engine by Starling At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling, and two years ago we split out as a separate business. Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back office processes that has helped achieve Starling's success. As a company, everyone is expected to roll up their sleeves to help deliver great outcomes for our clients. We are an engineering led company and we're looking for people who are will be excited by the potential for Engine's technology to transform banking in different markets around the world. Our purpose is underpinned by five values: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness. Hybrid Working We have a Hybrid approach to working here at Engine - our preference is that you're located within a commutable distance of our offices so that we're able to interact and collaborate in person. About Engineering at Engine by Starling We're looking for Backend Software Engineers to work on the Engine Platform and make our existing features work for banks all over the world as well as building new features from scratch that Starling hasn't released in the UK market. Engine by Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. Hear more from the team in some case studies, below, and our work with. We are looking for engineers at all levels to join the team. We value people being engaged and caring about customers, caring about the code they write and the contribution they can make to banking around the world. People with a broad ability to apply themselves to a multitude of problems and challenges, who can work across teams do great things here at Engine, to continue changing banking for good. As a Staff Engineer you will Coach, mentor, and grow a high performing team, ensuring their well being as they work on high impact solutions that bring value to Engine and our customers. Have the opportunity to lead multiple complex projects from inception through to run Get hands on when needed, using your strong system design skills to help the team make smart architectural decisions and unblock complex challenges. Take ownership of technical challenges critical to the success of the business Identify where existing tooling, applications, or processes can be enhanced and deliver innovative change Collaborate with clients, solution architects, product owners, and other engineers to help meet the client goals Obtain a wide and varied understanding of how banks operate around the world Shape the future capabilities of Engine, including our approach, tooling, automation and architecture. Lead by example in your contributions to the codebase, setting a high bar for others to aim for Champion a healthy engineering culture built on continuous improvement, technical excellence, and a focus on the customer. As an Engineer you will Contribute to our award winning platform and internal tooling Build new features and products from scratch in a configurable way Share your knowledge with those around you, contributing to our learning culture Own your projects, working in small teams across the bank to collaboratively deliver Aim for greatness in everything you do, staying curious and inquisitive Be part of a scaling team and organisation as we change banking for good Requirements We're open-minded when it comes to hiring and we care more about aptitude and attitude than specific experience or qualifications. We are very open about how we deliver software. For the most part we code in Java, but you need not be an expert when you join us! We believe in clean coding, simple solutions, automated testing and continuous deployment. If you care enough to find elegant solutions to difficult technical problems, we'd love to hear from you. We have built our entire banking platform in house and mostly in Java. We are looking for people who want to work on building the tooling that is used by our engineers on a daily basis. As a Staff Engineer you will bring the below experience or knowledge Proven experience leading and mentoring high-performing engineering teams. Delivering change to critical systems in a distributed environment Be a highly proficient developer, maintaining a high standard for technical and coding excellence in the collective, through your own work Good understanding of DevOps practices Delivering complex outcomes across multiple domains and teams Working cross-functionally with technologists from other specialties, and non-technical stakeholders across the business Coaching and mentoring members of a team to upskill and develop them in their career Leading the technical delivery on large scale projects to successful completion Backend Tech Stack Java, which makes up the majority of our backend codebase AWS & GCP - we're cloud native Microservice based architecture TeamCity for CI / CD (with multiple production releases per day) Terraform and Grafana Benefits 33 days holiday (including public holidays, which you can take when it works best for you) An extra day's holiday for your birthday Annual leave is increased with length of service, and you can choose to buy or sell up to five extra days off 16 hours paid volunteering time a year Salary sacrifice, company enhanced pension scheme Life insurance at 4 your salary & group income protection Private Medical Insurance with VitalityHealth including mental health support and cancer care. Partner benefits include discounts with Waitrose, Mr&Mrs Smith and Peloton Generous family friendly policies Incentives refer a friend scheme Perkbox membership giving access to retail discounts, a wellness platform for physical and mental health, and weekly free and boosted perks Access to initiatives like Cycle to Work, Salary Sacrificed Gym partnerships and Electric Vehicle (EV) leasing About Us You may be put off applying for a role because you don't tick every box. Forget that! While we can't accommodate every flexible working request, we're always open to discussion. So, if you're excited about working with us, but aren't sure if you're 100% there yet, get in touch anyway. We're on a mission to radically reshape banking - and that starts with our brilliant team. Whatever came before, we're proud to bring together people of all backgrounds and experiences who love working together to solve problems. Equal Opportunity Employment Engine by Starling is an equal opportunity employer, and we're proud of our ongoing efforts to foster diversity & inclusion in the workplace. Individuals seeking employment at Engine by Starling are considered without regard to race, religion, national origin, age, sex, gender, gender identity, gender expression, sexual orientation, marital status, medical condition, ancestry, physical or mental disability, military or veteran status, or any other characteristic protected by applicable law. When you provide us with this information, you are doing so at your own consent, with full knowledge that we will process this personal data in accordance with our Privacy Notice. By submitting your application, you agree that Engine by Starling and Starling will collect your personal data for recruiting and related purposes. Our Privacy Notice explains what personal information we will process, where we will process your personal information, its purposes for processing your personal information, and the rights you can exercise over our use of your personal information.