Full Stack Developer at Virtu | Dublin, Ireland

Join Virtu Financial, a premier financial services firm that utilizes state-of-the-art technology to provide liquidity and innovative trading solutions globally. As a market maker, we excel in delivering deep liquidity, which fosters more efficient markets. Our expertise in market structure, coupled with extensive diversification and top-tier execution technology, empowers us to offer competitive bids and offers across more than 19,000 securities, at over 235 venues in 36 countries worldwide.Our core services—market making, client execution, and trading venues—position Virtu at the forefront of developing and implementing innovative tools that enhance efficiency and performance throughout the organization.THE ROLEAs a Quantitative Strategist at Virtu, you will collaborate with a diverse team of traders, quantitative analysts, and experienced software engineers. Our work environment is supportive and collegial, providing opportunities to engage with multiple teams across the globe.Utilize your analytical skills and advanced statistical methods to construct and refine predictive models.Research and develop new trading strategies to enhance performance.Evaluate existing strategies to identify areas for enhancement.Create risk models and frameworks to effectively manage portfolio risks.Design tools to automate research tasks and visualize complex datasets.THE CANDIDATEPhD in a quantitative field such as Science, Mathematics, or Engineering.A strong academic record with challenging coursework and high grades.Outstanding quantitative, mathematical, and analytical problem-solving abilities.Excellent communication skills and a collaborative spirit.Ability to solve technical and quantitative challenges under pressure.Competence in expressing ideas mathematically and algorithmically.Proficient programming skills, particularly in Python and/or C/C++.Intellectually curious, self-driven, and capable of learning from peers.Exceptional mental agility and comfort with ambiguity.A strong desire for success within a team-oriented environment.THE PROCESSFollowing initial application screening, candidates will receive an online programming assessment via HackerRank as the first stage of the hiring process.

Virtu Financial, Inc. is a prestigious financial technology firm that utilizes state-of-the-art technology to provide liquidity to global markets while delivering innovative and transparent trading solutions for our clients. As a prominent market maker, Virtu ensures deep liquidity that contributes to more efficient markets worldwide. Our expertise in market structure, diverse portfolio, and execution technology allow us to present competitive bids and offers across more than 19,000 securities in over 235 venues across 36 countries.THE ROLEOur advanced trading platform operates on high-performance servers strategically distributed across data centers and offices globally. These servers are highly automated and meticulously calibrated to meet the increasing demands of our operations. Our Systems Engineers play a pivotal role in designing, constructing, and supporting these servers, collaborating with engineers across our international teams to ensure our trading platform remains unrivaled in the industry.We invite applications for this position in our Dublin or London offices.

Learning and Development AdministratorLocation: Dublin, HybridContract: Full-Time, PermanentThe Learning and Development Administrator plays a crucial role in facilitating the administration and support of the Focus Ireland Learning and Development (L&D) programme. You will collaborate closely with the L&D team to ensure the smooth execution of various training initiatives aimed at fostering professional growth within the organization.Key Responsibilities:Assist in planning, coordinating, and delivering the Focus Ireland L&D programme, maintaining accurate records and evaluations.Coordinate and help deliver the quarterly Corporate Induction for new employees, ensuring all materials and logistics are prepared in advance.Generate detailed reports on L&D activities based on established HR performance indicators, ensuring effective communication with trainers, facilities, and learners.Support internal training groups in the timely rollout of training programmes, particularly for Under 18 services, by sharing relevant information and maintaining accurate training records.Oversee the logistics of L&D events, including trainer bookings, venue arrangements, travel, accommodation, and invoicing.Serve as a primary contact for all learning and development inquiries, providing prompt and reliable support to staff and management.Identify and implement improvements to L&D administrative processes to enhance efficiency and quality.Assist in the coordination and execution of the Focus Ireland Graduate Programme, including recruitment, induction, training, and ongoing support.Establish and nurture partnerships with third-level institutions to bolster the Graduate Programme and develop a pipeline for future talent.Contribute to the development and management of the Student Placement Programme, including internal communication strategies and support for managers in student recruitment and supervision.Operate in alignment with Focus Ireland’s objectives and values, demonstrating flexibility in response to operational needs, organizational changes, and the occasional requirement to work outside standard hours.Perform other duties as assigned, remaining vigilant regarding Health, Safety, and Welfare, and promptly escalating concerns to the line manager or Health & Safety Representative.

Focus Ireland is hiring a full-time, permanent Receptionist based in Dublin. This role serves as the first point of contact for customers, visitors, staff, and tradespeople, ensuring a welcoming and professional experience. The Receptionist manages a busy switchboard and supports daily front-of-house operations to help everything run smoothly. Key responsibilities Represent Focus Ireland’s mission and values in daily interactions. Work closely with various Focus Ireland services to support smooth operations. Answer incoming calls promptly and courteously, recording and forwarding accurate messages to staff. Direct individuals to external agencies when necessary. Receive and distribute deliveries to the relevant teams. Welcome and assist visitors at reception. Arrange taxi and courier bookings for staff, keeping thorough records. Manage stationery supplies for the organization. Coordinate outgoing post and maintain related records. Keep the reception area tidy and inviting at all times. Organize recycling and shredding services as required. Participate in meetings at team, section, divisional, and agency levels as needed. Take on additional duties as assigned by the Manager or Divisional Head. Requirements Experience in a receptionist or similar administrative role. Strong organizational skills and proficiency with Microsoft Office and Outlook. Ability to show initiative and seek guidance when appropriate. Proactive approach to identifying issues and suggesting solutions. Excellent interpersonal and communication skills. Comfortable managing multiple tasks and setting priorities. Confident communicating with people at all levels of the organization. Track record of building positive relationships and delivering high standards of customer care. Experience in an NGO or the homeless sector is an advantage. Focus Ireland is an equal opportunities employer.

CPM Ireland is seeking a Branding Marketing Manager based in Dublin to shape and deliver marketing strategies for Gas Networks Ireland. This position centers on leading branding efforts and crafting campaigns that strengthen the brand’s visibility and reputation in the market. Role overview The Branding Marketing Manager will guide the development of creative marketing initiatives. The role involves planning and executing campaigns designed to engage audiences and boost brand recognition. Collaboration with cross-functional teams is essential to ensure that all marketing activities align with broader business goals and maintain consistency across channels. What you will do Lead the creation and rollout of branding campaigns for Gas Networks Ireland Develop and implement marketing strategies to enhance market presence Work closely with colleagues across different teams to support unified marketing efforts Requirements Experience in branding and marketing management Strong ability to collaborate with diverse teams Skilled in developing and executing marketing campaigns

Project Worker, Greenhill's South Dublin AftercareLocation: DublinContract: Full Time, Specific Purpose ContractAs a Project Worker, you will play a vital role in the Aftercare Team, working on a 7-day rota to provide essential care and support to young individuals residing in the project as they transition towards independent living.Key Responsibilities:Engage with the overall aims and objectives of Focus Ireland, ensuring all practices uphold organizational values and standards.Create and implement personalized care plans to equip and support each resident for independent living.Offer comprehensive support to young people, covering practical self-care skills, health needs, budgeting, domestic skills, and confidence-building as they navigate their transition from care.Advocate for residents regarding housing, social work, social welfare, education, training, and legal entitlements.Collaborate with external agencies and services to address residents’ needs through appropriate referrals.Provide individualized support and key-working sessions to residents to foster their ongoing development and progression.Facilitate group work sessions for residents within the project.Participate in a 7-day rota to meet the operational requirements of the service.Help maintain high standards of hygiene and cleanliness within the project environment.Stay alert to Health, Safety, and Welfare risks in the workplace, reporting any concerns to the Line Manager or Health & Safety Representative.Keep accurate case records, statistics, and documentation, and inform the Project Leader of emerging issues in individual cases.Engage in team meetings, supervision, training, project evaluations, and collaborative efforts with other Focus Ireland services, while taking on additional duties as assigned by management.

Project Worker - PACTLocation: DublinContract: Full Time, 2 Year Fixed Term ContractAs a Project Worker at Focus Ireland, your primary responsibility will be to deliver thorough assessment and case management services to individuals facing homelessness and complex needs, including housing, medical, mental health, and addiction-related support.Key Responsibilities:Adhere to the policies and procedures of Focus Ireland, including Health & Safety and Lone Working policies.Implement Standard Operating Procedures as directed by DRHE and HSE.Incorporate Focus Ireland’s values and best practices into daily operations.Provide support and establish therapeutic relationships with clients.Collaborate effectively with partner agencies and organizations engaged in the PACT initiative.Conduct assessments for couples in Private Emergency Accommodation (PEAs) and new referrals, identifying needs for appropriate case management or external referrals.Manage a caseload of up to 15 clients, ensuring high-quality, client-centered support.Refer clients to relevant external agencies for assistance with housing, health, mental health, addiction, education, employment, legal, or social needs.Maintain accurate and timely records, including PASS entries and necessary documentation.Participate in weekly team meetings, case reviews, supervision, and the Psychological Informed Environment (PIE) model.Engage in core and role-specific training and development as agreed with your line manager.Perform additional tasks as assigned and report any health, safety, or welfare concerns to your line manager or Health & Safety representative.

Join Focus Ireland as an Accounts Assistant specializing in Payroll!Based in Dublin, this full-time and permanent position offers a competitive salary ranging from €42,589 to €45,816. You will play a crucial role in supporting our Finance Department by managing payroll processes and collaborating with various stakeholders to ensure accurate and timely payroll administration.Your Responsibilities:Administer and oversee the Softworks Time & Attendance system, including managing user access, rosters, audits, and onboarding new starters.Supervise the Continia Staff Expense App and Portal, handling user setups, expense validation, and processing ERRs.Provide backup support for payroll and accounts team members as needed.Assist in monthly payroll reconciliations and other finance-related functions.Ensure compliance with Health, Safety, and Welfare standards, promptly reporting any issues.Engage in relevant training and development activities in conjunction with the Head of Finance.Perform ad-hoc duties as assigned by the Head of Finance to help achieve departmental objectives.Collaborate effectively with your colleagues, maintaining accurate financial records.

Communications Officer, AdvocacyLocation: DublinContract Type: Full-Time, PermanentThe primary objective of this role is to play an integral part within the Communications and Advocacy teams, focusing on leading communication efforts for Focus Ireland’s Housing First service.Key Responsibilities:Assist in implementing Focus Ireland’s Housing First programme, aligning with broader objectives.Promote the positive impact of the Housing First Programme among various stakeholders such as funders, media, and community representatives.Lead the organization's response to crisis communications related to Focus Housing, especially concerning Housing First tenancies, ensuring timely and accurate information dissemination.Collaborate with the Focus Housing Property Team and Housing Support staff to foster positive relationships with tenants and communities.Engage individuals with lived experience of homelessness in projects involving media, research, and advocacy.Support the Communications team in addressing urgent media inquiries related to homelessness, as part of the crisis communication strategy.Work with front-line staff to enhance support and understanding for customer participation initiatives, particularly in crisis scenarios.Perform additional duties as needed, including database updates and reporting.Represent Focus Ireland at external events and in collaborations with other organizations.

Join Focus Ireland as a Compensation and Benefits Specialist!Location: Dublin, HybridContract: Full Time, Specific Purpose ContractThe primary objective of this role is to become an integral part of the HR Team, embodying the core values of Focus Ireland and contributing to our mission and strategic vision.Your Responsibilities:Act as the primary contact for all payroll, compensation, and benefits-related inquiries, offering timely assistance and support to People Managers and staff.Collaborate with Finance and People Managers to ensure accurate tracking, recording, and processing of payroll information for weekly and monthly payroll cycles within established deadlines.Coordinate with the Finance Payroll Officer to ensure all employees are correctly integrated into the Time & Attendance system (SoftWorks or equivalent).Generate precise payroll and compensation & benefits reports, including HR Board report inputs, monthly C&B Key Risk Indicators, employee data from SoftWorks/HRIS, sick absence reports, and parental leave arrangements.Oversee the dedicated payroll inbox, ensuring all queries are addressed promptly and professionally.Handle comprehensive pension administration, including onboarding new pension members, liaising with Finance and the pension provider, and preparing reports for pension renewals, Death in Service renewals, and quarterly audits.Organize pension information sessions and individual consultations with Focus Ireland’s pension provider.Monitor all protective leaves (sick leave, family leave, leave of absence), ensuring compliance with internal policies and legislation, while providing guidance to employees and People Managers.Assist in delivering HR workshops and refresher training on payroll processes, compensation and benefits, and protective leave for both new and existing People Managers.Lead the HR process for annual organizational salary increments and contribute to broader benchmarking, audits, and continuous improvement initiatives.Foster strong working relationships throughout the organization, advocating for best practices, supporting change, and participating in working groups, L&D programs, and other assigned tasks.Champion and uphold Focus Ireland’s values, while maintaining awareness of Health & Safety risks, demonstrating flexibility in working hours, and adapting to organizational changes and service needs.

As a Client Service Manager at CPM Ireland, you will play a pivotal role in driving client satisfaction and enhancing service delivery. Your responsibilities will include managing client relationships, ensuring effective communication, and leading a dedicated team to meet and exceed client expectations. This position offers an exciting opportunity to work closely with a renowned brand, Diageo, and contribute to its success in the off-trade market.

About the Opportunity Join Contentful as a Full Stack Software Engineer (f/m/d) to drive innovation in Automations, Workflows, and Collaboration Tools. Be part of a pioneering team at Contentful, where we empower countless customers to efficiently manage content on a large scale. We are looking for skilled Full Stack Software Engineers who are enthusiastic about creating scalable, high-performance applications leveraging cutting-edge technologies. If you are eager to explore the frontiers of Automations, Workflows, and team collaboration within the Contentful ecosystem and possess experience with TypeScript, React, and Node.js, we would be thrilled to welcome you aboard. What to Expect? Collaborate and Innovate: Engage closely with product managers, designers, and fellow engineers to develop top-tier automation, workflow, and collaboration features for our clients. Full Stack Development: Design, implement, and maintain scalable frontend and backend features using TypeScript, React, and Node.js. Collaboration Tools Integration: Integrate and implement collaboration technologies to enhance team productivity and elevate user experiences across the platform. Holistic Thinking: Approach system components with a comprehensive view to ensure an optimal user experience. Rapid Problem-Solving: Efficiently troubleshoot and resolve issues to boost customer satisfaction. Data-Driven Development: Leverage analytics to guide product decisions and enhance features. Continuous Improvement: Engage in code reviews and contribute to refining our development practices. Stay Current: Keep abreast of the latest industry trends, particularly in Automations, Workflows, and collaboration tools. What You Need to Succeed? Proven Experience: Demonstrable expertise as a Full Stack Software Engineer in a product development setting. Technical Proficiency: Strong knowledge of TypeScript, React, and Node.js, with a focus on clean code practices and familiarity with enterprise architectural design patterns. Containerization and Orchestration: Experience with Docker and Kubernetes. Cloud Technologies: Familiarity with cloud platforms and services.

Join Datadog as a Sales Development Representative (SDR) and play a vital role in driving our business growth. You will be responsible for prospecting, qualifying, and generating customer leads that are essential for our success. Collaborating with internal teams, you will empower IT and technology innovators across various markets to understand the transformative power of Datadog in their digital and cloud migration journeys. As an SDR, you will have ample opportunities to advance your career in Sales while contributing to the collective success of the Datadog team.At Datadog, we cherish our office culture, which fosters meaningful relationships, collaboration, and creativity. We operate in a hybrid workplace model, enabling our team members to harmonize their work-life balance in a way that suits them best.

Join Eurofins Scientific as a Mid-Level Full-Stack Developer and be part of a dynamic team. In this role, you will design, develop, and maintain web applications while collaborating with cross-functional teams to deliver high-quality products. You will work in a fast-paced environment that encourages innovation and the use of cutting-edge technologies.

At Solance, we are pioneering a transformative approach to financial services tailored for the B2B market, with a special emphasis on family offices and corporate service providers—areas frequently neglected by conventional banking institutions.We are actively pursuing an Electronic Money Institution (EMI) license in Ireland, with an ambitious vision to transition into a fully licensed banking entity over time.Our goal is to merge the technological innovations characteristic of a neobank with the personalized, high-touch service typical of private banking—ensuring we provide exceptional, customized support that meets the unique requirements of our clients.About This RoleThis is a remarkable opportunity to join Solance Europe Limited as a mid-level engineer within our Dublin city center team. Reporting directly to the CTO, you will engage in collaboration with the Principal Engineer and fellow team members from Product and Tech to develop a greenfield, cloud-native banking and payments platform utilizing a modern stack based on Java and React Native.This position is highly hands-on, emphasizing the delivery of high-quality features, enhancing reliability and developer experience, and progressively taking ownership of services.You will play a crucial role in building a robust, scalable, and secure platform that elevates the experience of our clients. Your contributions will include developing core services, APIs, user interface flows, and automated pipelines in a regulated environment—acquiring best practices in security, resilience, and quality as you go.

Role Overview CPM Ireland is hiring a Senior Field Sales Representative based in Dublin to represent National Broadband Ireland (NBI). This role focuses on connecting households to high-speed fibre broadband, helping expand access to reliable internet across communities in Ireland. What You Will Do Represent NBI in the field, engaging directly with households about fibre broadband services Drive sales efforts to increase broadband adoption in assigned areas Build relationships with customers and act as a knowledgeable point of contact Contribute to CPM Ireland’s mission of supporting communities through improved connectivity What CPM Ireland Values We Care: Commitment to customers and each other We’re Curious: Eagerness to learn and improve We Achieve Together: Collaboration and shared success We’re People People: Building strong connections with colleagues and customers Who Succeeds Here Strong communicator with a vibrant personality Enjoys meeting new people and building rapport Focused on results and motivated by achieving targets Values teamwork and positive impact on communities This position offers the chance to advance a sales career while making a real difference for households across Ireland.

Role overview Toast, Inc. seeks a Principal Software Engineer in Dublin to help define the architecture and future of its restaurant management platform. The position centers on designing and building dependable software, with a strong emphasis on collaboration across teams to deliver features that support restaurant operations. What you will do Shape architectural decisions and set the technical direction for major projects Work with engineers, product managers, and stakeholders to deliver reliable, high-quality software Share knowledge to help teams adopt best practices and enhance system performance Support a culture that encourages quality, learning, and ongoing improvement Location This role is based in Dublin, Ireland.

Social Care Leader for Under 18s Residential Services, Grange Lodge, DublinLocation: DublinContract: Full Time, PermanentAs a Social Care Leader, you will play a pivotal role in our Under 18 Residential Services, assisting young people aged 15-18 who are in temporary care. You will collaborate closely with the Project Leader and Assistant Project Leader to ensure effective team leadership and supervision.Your Responsibilities:Lead a dedicated residential team, ensuring compliance with the HIQA National Standards for Children’s Residential Centres.Develop, implement, and regularly review placement plans that align with each young person’s care plan.Participate in a 7-day residential rota, fulfilling a leadership role.Ensure a safe and welcoming environment for young individuals in care, including basic care responsibilities.Supervise Project Workers during shifts, ensuring that assigned tasks are performed competently and professionally.Maintain accurate daily logs, case notes, and other documentation as mandated by the National Standards.Conduct performance appraisals and monitor the professional growth of your supervised staff.

Role Overview Focus Ireland is hiring a full-time Mediator for Youth Services in Dublin. This position centers on supporting young people who are at risk of homelessness due to family disputes or breakdowns with their primary caregivers. The Mediator will work to resolve conflicts and help prevent youth homelessness through structured mediation and collaboration with local agencies. Main Responsibilities Facilitate mediation sessions for young people in emergency accommodation because of family conflict. Support youth referred by local social work teams, addressing disputes that could lead to homelessness. Deliver mediation in a range of family conflict scenarios, always aiming to reduce the risk of homelessness. Manage a caseload in line with best practices and evidence-based approaches. Communicate regularly with Tusla social workers to share updates and discuss emerging issues. Prepare and submit written progress reports to referring social workers. Send monthly reports to the Head of Youth Services at Focus Ireland. Attend formal supervision sessions with the Head of Youth Services on a regular schedule. Keep accurate and confidential records and case notes for all work carried out. Work closely with other Focus Ireland services as situations require. Take part in relevant training, development activities, and project evaluations. Collaborate with Focus Ireland’s research and development team to monitor outcomes against key performance indicators. Location This role is based in Dublin.