Social work is one of the most varied, challenging, and rewarding professions within the NHS and wider public sector — yet it remains one of the most misunderstood. Ask ten people what a social worker does and you’ll likely get ten different answers, ranging from child protection to hospital discharge planning to community mental health support. The truth is that all of them would be right.
This guide answers the question definitively: what does a social worker do, what qualifications you need to get there, and — crucially for those working in or considering CAMHS and mental health settings — what a social worker does in that specialist context. Whether you’re a student weighing up a social work degree, an experienced practitioner exploring a new specialism, or a team manager looking to understand the role more clearly, this is the guide for you.
What Does a Social Worker Do? The Core Role
At its most fundamental, a social worker’s job is to support individuals, families, and communities through difficult and often complex life circumstances — helping people access the services they need, protecting those who are vulnerable, and advocating for those who cannot advocate for themselves.
Social workers operate across a huge range of settings: children’s services, adult social care, mental health, hospitals, schools, the criminal justice system, and refugee and asylum services, to name just a few. But regardless of specialism, the core purpose remains consistent: to improve people’s lives by addressing social, emotional, and practical barriers to wellbeing.
In practice, a social worker’s daily responsibilities typically include:
- Assessment — evaluating an individual’s or family’s circumstances, needs, risks, and strengths using recognised frameworks
- Care planning — developing and coordinating packages of support tailored to the person’s situation
- Casework and intervention — working directly with individuals and families to address presenting problems and underlying issues
- Safeguarding — identifying and acting on risks of harm to children or vulnerable adults
- Multi-agency working — collaborating with other professionals including nurses, psychologists, teachers, police, and housing officers
- Advocacy — representing the interests and rights of service users within systems and institutions
- Record keeping and case management — maintaining accurate, legally compliant records of all assessments, contacts, and decisions
- Court work — in children’s services particularly, preparing reports and giving evidence in legal proceedings
No two days are the same. A social worker might begin a shift completing a statutory assessment for a looked-after child, spend mid-morning in a multi-disciplinary team (MDT) meeting, and finish the afternoon supporting a family in crisis at home. The breadth of the role is both its greatest challenge and its greatest appeal.
What Are a Social Worker’s Responsibilities? A Closer Look
Understanding what a social worker’s responsibilities are in detail helps distinguish the role from other helping professions — and clarifies why social work requires its own dedicated professional training and registration.
Statutory Duties
A significant part of what social workers do is underpinned by law. Social workers in England operate within a framework that includes the Children Act 1989, the Care Act 2014, the Mental Health Act 1983 (and its 2007 amendments), and the Mental Capacity Act 2005. This statutory grounding means that, unlike many other professionals, social workers carry legal duties — not just professional ones.
For example, under the Children Act, a local authority social worker has a legal duty to investigate when there are reasonable grounds to suspect that a child is suffering, or is likely to suffer, significant harm. This is a uniquely powerful — and uniquely serious — responsibility that sits at the heart of children’s social work.
In adult social care, the Care Act 2014 places a duty on councils to carry out needs assessments for anyone who may have care and support needs. Again, this is a statutory responsibility carried by qualified social workers.
Professional and Ethical Responsibilities
Beyond their legal duties, social workers are bound by the professional standards set by Social Work England, the independent regulator for the profession. Registered social workers must adhere to the Professional Standards, which cover areas including honesty, trustworthiness, the promotion of wellbeing, and the maintenance of professional knowledge.
Social workers are also expected to practise within an explicit value base — one that centres human rights, social justice, and anti-oppressive practice. This ethical dimension is what makes social work distinct from adjacent roles: it is not simply a technical or administrative function, but a deeply values-driven profession.
Day-to-Day Responsibilities in Practice
What are the day-to-day responsibilities of a social worker on the ground? They typically include:
- Conducting home visits and face-to-face assessments
- Attending and contributing to multi-agency meetings (child protection conferences, CPA reviews, Best Interest meetings)
- Completing statutory documentation within required timescales
- Liaising with partner agencies — housing, health, education, police
- Reviewing care plans and updating risk assessments
- Supporting service users to understand their rights and choices
- Managing a caseload, which in children’s services can range from around 15 to 25 cases depending on complexity and team structure
- Providing and receiving reflective supervision
What Does a Social Worker Do in Mental Health?
For those working in or considering CAMHS and adult mental health services, this is perhaps the most important question of all. The role of a social worker in mental health settings is both specialised and distinctive — and it’s an area where demand for qualified professionals continues to outstrip supply.
The Mental Health Social Worker’s Unique Role
Mental health social workers bring something that other clinical professionals in a mental health team do not: a holistic, social perspective on mental ill health. While psychiatrists focus on diagnosis and medication, psychologists on psychological formulation and therapy, and nurses on clinical monitoring and care, social workers hold the social model at the centre of their practice.
This means mental health social workers are asking questions that others might not: What are the housing, financial, and relationship pressures in this person’s life? What social factors may have contributed to this crisis? What community resources, networks, and strengths does this person have that we can build on? How do poverty, trauma, discrimination, and inequality intersect with this person’s mental health?
That perspective — what the profession calls the psychosocial approach — is invaluable in mental health settings and is one of the reasons social workers are a core part of CAMHS and adult mental health MDTs.
Approved Mental Health Professionals (AMHPs)
One of the most significant and distinctive roles available to mental health social workers is that of the Approved Mental Health Professional (AMHP). AMHPs are professionals — most commonly social workers, but also nurses, occupational therapists, and psychologists — who are approved under the Mental Health Act to carry out statutory functions including coordinating Mental Health Act assessments and, where appropriate, making applications for compulsory detention in hospital.
AMHP work is among the most demanding in the mental health system. It requires an additional qualification and approval by the local authority, and it carries significant legal responsibility. In recognition of this, AMHP-qualified social workers typically attract a higher salary — often at Band 7 on the NHS AfC scale — and are in extremely high demand as locums and permanent staff across the country.
What Does a Social Worker Do in CAMHS Specifically?
Within Child and Adolescent Mental Health Services, social workers typically fulfil several functions that are distinct from those of their nursing and psychology colleagues:
Child protection and safeguarding lead within the team. CAMHS social workers are often the named or lead professional for any safeguarding concerns arising from clinical work with young people. They hold statutory responsibilities that other CAMHS clinicians do not, and they act as the bridge between the clinical team and children’s services departments.
Whole-family assessment and intervention. Social workers in CAMHS bring a family systems lens to their work, considering the young person’s mental health in the context of their home environment, parenting, adverse childhood experiences, and family relationships. This often means working directly with parents and carers as well as the young person themselves.
Looked After Children (LAC) work. Many CAMHS services have a dedicated pathway for children in the care system, and social workers are central to this work — liaising with placing authorities, contributing to Personal Education Plans and care reviews, and ensuring that mental health needs are understood within the looked-after children framework.
Transition planning. Social workers play a key role in supporting young people transitioning from CAMHS to adult mental health services, ensuring that statutory entitlements under the Care Act and Children Act are understood and acted on.
Risk and crisis work. Alongside their clinical colleagues, CAMHS social workers contribute to risk assessments for young people presenting in crisis, and they hold knowledge of the statutory options available when a young person’s safety cannot be managed in the community.
What Are the Minimum Requirements for a Social Worker?
If you’re considering entering the profession, or advising others who are, understanding the minimum requirements for a social worker in England is essential.
Qualification Requirements
To practise as a social worker in England, you must hold an approved social work qualification and be registered with Social Work England. The approved routes to qualification are:
1. Undergraduate Degree (BA/BSc Social Work) A three-year full-time undergraduate degree in social work, approved by Social Work England. This is the most common entry route. The degree combines academic study with a minimum of 170 days of supervised practice placement across at least two different settings.
2. Postgraduate Degree (MA/MSc Social Work) For those who already hold a degree in another subject, a two-year postgraduate social work qualification provides an accelerated route. The academic content covers the same core areas as the undergraduate route, with equivalent practice placement requirements.
3. Degree Apprenticeship The social work degree apprenticeship allows people to train while working, typically within a local authority or NHS employer. This route takes approximately three years and leads to the same qualification as the traditional degree.
4. Step Up to Social Work / Frontline / Think Ahead These are government-funded fast-track programmes for graduates, primarily targeting children’s services (Step Up/Frontline) and mental health (Think Ahead). They typically run over 14 to 16 months and combine intensive academic study with practice-based learning in employer organisations.
Registration with Social Work England
Upon completing an approved qualification, new social workers must register with Social Work England before they can practise. Registration requires evidence of the qualifying award, a Disclosure and Barring Service (DBS) check, and confirmation of fitness to practise.
Once registered, social workers must renew their registration annually and demonstrate continuing professional development (CPD) — a minimum of 45 hours over three years.
Skills and Personal Qualities
Beyond formal qualifications, social workers need a robust set of interpersonal and professional skills. The minimum requirements for a social worker in terms of personal capabilities include:
- Strong communication skills — the ability to build rapport with people in difficult circumstances, and to communicate clearly in writing with professional audiences
- Emotional resilience — the capacity to manage exposure to trauma, distressing circumstances, and high-pressure decision-making
- Analytical thinking — the ability to assess complex information, weigh risk, and make defensible professional judgements
- Commitment to values — a genuine alignment with the human rights and social justice values that underpin social work as a profession
- Organisational skills — social work requires disciplined caseload management and accurate record keeping within strict legal timescales
What Can a Social Work Degree Do For Your Career?
A question many prospective social workers ask is not just how to qualify, but what a social work degree can do for their career once they have it. The answer, particularly in the current NHS and social care landscape, is: quite a lot.
A Broad and Transferable Qualification
The social work degree is one of the most genuinely flexible professional qualifications in the UK public sector. It equips graduates with statutory knowledge, psychosocial assessment skills, legal literacy, and direct practice experience across multiple settings. These skills are in demand far beyond the traditional local authority children’s services context.
Social work graduates go on to careers in:
- NHS mental health services — including CAMHS, adult community mental health, crisis resolution, and inpatient services
- Children’s services — assessment, child protection, looked after children, adoption and fostering
- Adult social care — older adults, physical disability, learning disability, and mental health
- Hospital social work — discharge planning, mental capacity assessments, safeguarding
- Voluntary and third sector — domestic abuse, homelessness, substance misuse, and refugee services
- Education — educational social work and early help
- Criminal justice — probation, youth offending teams, and prison in-reach
Progression Routes
The social work degree also opens doors to further professional development. Many social workers go on to gain specialist qualifications such as the AMHP award (for mental health practitioners) or the Practice Educator award (for those who wish to supervise students on placement). Others pursue postgraduate study in areas such as systemic family therapy, forensic social work, or leadership and management.
In NHS settings, an experienced social worker can progress from Band 5 (newly qualified) through Band 6 (specialist practitioner) to Band 7 (team lead or AMHP) and beyond to Band 8a senior management roles — giving the profession a clear and well-remunerated career pathway.
Job Security and Demand
Perhaps most practically, social work qualifications lead to employment. Children’s services and mental health social work remain among the most persistently understaffed areas of the UK public sector. The shortage is particularly acute in CAMHS and specialist mental health roles — meaning that qualified, experienced social workers in these areas have genuine leverage in the job market, both as permanent employees and as locum professionals commanding competitive hourly rates.
Social Workers in CAMHS: Why This Specialism Matters Now
The demand for social workers in CAMHS and child mental health settings has intensified significantly in recent years. Referral rates to CAMHS have risen sharply, driven by a combination of post-pandemic mental health need, increased awareness of children’s mental health, and systemic pressures on families. NHS trusts and integrated care systems across England are actively expanding their CAMHS workforce — and social workers, with their unique statutory powers and whole-family perspective, are a critical part of that expansion.
If you are a qualified social worker considering a move into CAMHS or looking to make the most of your existing CAMHS experience — whether through a permanent role, a locum contract, or a bank position — CAMHS Professionals works exclusively in this space. Our consultants understand the banding, the clinical context, and the specific demands of CAMHS social work in a way that general recruiters do not.
Summary: What Does a Social Worker Do?
To bring it back to the question at the heart of this guide: a social worker supports, protects, and advocates for individuals and families facing some of the most complex and challenging circumstances imaginable. They bring statutory authority, a social justice value base, and a uniquely holistic perspective to whatever setting they work in.
In mental health and CAMHS specifically, they contribute something that no other professional in the team quite replicates: the ability to hold the social, the systemic, and the statutory together — and to act on all three, legally and professionally, in the interests of the people they serve.
It is, by any measure, one of the most important jobs in the NHS.
Interested in CAMHS social work roles? CAMHS Professionals specialises exclusively in mental health staffing, with live Band 5, 6, 7, and AMHP vacancies across England. Get in touch to discuss your next placement.
